Top Online Panel Providers in Spain: B2B, B2C, and Healthcare Compared
Compare top online panel providers in Spain for 2026. Discover reliable B2B, B2C, and healthcare research partners for high-quality, verified data insights.
Quick answer
For proprietary, deep-profiled B2B and healthcare panels, Global Vox Populi; for massive-scale programmatic consumer sampling, Cint or Dynata; for integrated brand tracking and media measurement, Kantar or YouGov. Selecting the right partner depends on whether your study requires niche professional targeting or high-volume consumer reach in Spain.
Finding reliable online panel providers in Spain requires balancing the need for deep, verified professional audiences against the necessity of high-volume consumer data. As the market for digital insights matures, decision-makers must distinguish between providers that operate proprietary, vetted communities and those that aggregate samples from diverse, third-party sources.
This assessment evaluates the capabilities of the primary online panel providers in Spain, focusing on their ability to deliver high-quality data for B2B, B2C, and healthcare research. We examine how different infrastructures impact data integrity, project feasibility, and the overall accuracy of your strategic insights in 2026.
Top Online Panel Providers in Spain: rankings and scores
Exhibit 1: Ranking and weighted score (out of 100)
| Rank | Provider | Best for | Weighted score |
|---|---|---|---|
| 1 | Kantar | Brand tracking and large-scale consumer insights | 84.5 |
| 2 | Ipsos | Multinational tracking studies and public opinion research | 79.5 |
| 3 | Global Vox Populi | Niche B2B and healthcare respondent recruitment | 79.5 |
| 4 | Dynata | Programmatic, high-speed survey data collection | 79.0 |
| 5 | Toluna | Integrated qualitative and quantitative consumer insights | 79.0 |
| 6 | Cint | Large-scale programmatic market research marketplaces | 77.0 |
| 7 | Bilendi | Integrated customer engagement and loyalty research | 76.0 |
| 8 | YouGov | Continuous brand tracking and public opinion research | 76.0 |
| 9 | InVeritas Research | Qualitative and quantitative research in niche industries | 70.5 |
Exhibit 2: Provider comparison
| Provider | Audience types | Verification method | Certifications | Pricing model | Panel size and source | Minimum project |
|---|---|---|---|---|---|---|
| Kantar | Consumers, business professionals | Qubed AI fraud detection and multi-layered verification | Not stated on pages reviewed | Project quote | Not published | Not published |
| Ipsos | Consumers, citizens, patients, customers, employees | Multi-layered validation and ethical quality standards | Not stated on pages reviewed | Project quote | Not published | Not published |
| Global Vox Populi | B2B decision-makers, healthcare professionals, patients, consumers | Identity verification via professional licenses or company records | ISO 9001, ISO 20252, ISO/IEC 27001, HIPAA compliant; follows ESOMAR, Insights Association and BHBIA guidelines | Project quote | 118,270 B2B professionals; 479,052 B2C consumers; 46,104 healthcare professionals (in Spain; Global Vox Populi panel records, Oct 2026) | Not published |
| Dynata | Consumers, business professionals, hard-to-reach groups | QualityScore ML model with 175+ data points | Not stated on pages reviewed | Project quote and self-serve | 70M+ global panellists (dynata.com, Oct 2026) | Not published |
| Toluna | Consumers, business professionals | QSphere protocols and predictive quality controls | ISO 20252, ISO 27001 | Project quote | 81+ million consumers (tolunacorporate.com, Oct 2026) | Not published |
| Cint | Consumers, business professionals | Proprietary AI, machine learning, and Trust and Safety team | SOC 2 Type I | Project quote | Not published | Not published |
| Bilendi | B2B and B2C consumers | AI-powered fraud checks, double opt-in, postal code validation | Not stated on pages reviewed | Project quote | 4 million active panellists (bilendi.com, Oct 2026) | Not published |
| YouGov | Consumers, business professionals | Human-centric design and panel management | Not stated on pages reviewed | Project quote | Not published | Not published |
| InVeritas Research | Business decision-makers, medical subspecialists, consumers | Quality control SOPs and manual review by project directors | Not stated on pages reviewed | Project quote | Not published | Not published |
Exhibit 3: Capability matrix
| Provider | Quantitative | Qualitative | Own panels / sample | Healthcare | B2B | Multi-country |
|---|---|---|---|---|---|---|
| Kantar | ● | – | ● | – | ● | ● |
| Ipsos | ● | ● | ● | ● | – | ● |
| Global Vox Populi | ● | ● | ● | ● | ● | ● |
| Dynata | ● | ● | ● | ● | ● | ● |
| Toluna | ● | ● | – | ● | – | – |
| Cint | ● | ● | ● | – | – | – |
| Bilendi | ● | ● | ● | – | ● | ● |
| YouGov | ● | ● | ● | ● | – | ● |
| InVeritas Research | ● | ● | – | ● | ● | – |
Table data from each provider’s own website and public sources, reviewed October 2026. “Not published” means the provider does not state it publicly. ● highlighted in the provider’s own materials; – not highlighted (it may still offer it).
How we scored these providers
Score providers based on their ability to provide verifiable, high-integrity data across complex professional and consumer categories.
| Criterion | Weight | What it means here |
|---|---|---|
| Sample Quality and Verification | 25 | This measures the origin of respondents and the rigor of identity verification. In Spain, top providers must confirm the professional credentials of B2B and healthcare participants rather than relying on self-reporting. High-scoring providers use multi-step verification to make sure each respondent is a real, unique individual. |
| Data Quality and Fraud Prevention | 20 | This evaluates the technical controls in place to block bots, duplicates, and fraudulent participants. Effective providers in Spain apply device fingerprinting, geo-location verification, and behavioral analysis during the survey to detect straight-lining, speeding, and inconsistent responses, making sure the final dataset is usable for business decisions. |
| Compliance, Certifications and Security | 15 | This assesses adherence to ISO standards and GDPR. For Spanish studies, providers must demonstrate strict consent management and secure handling of sensitive data. Professional-grade firms maintain active certifications and provide transparent documentation regarding their data security practices, which is essential for risk mitigation. |
| Target Audience Reach | 10 | This examines the depth of profiling and the ability to access specific segments. A provider's capability to reach low-incidence audiences, such as specific medical subspecialties or IT decision-makers, distinguishes them from generalist panels that offer only broad demographic coverage in the Spanish market. |
| Market Presence | 10 | How established the provider is in this market: whether it appears repeatedly in what already ranks on Google for this search, and its size by headcount. Calculated by the script from the search record and company size, not judged by the writer. |
| Methodological Breadth | 10 | This looks at the variety of research modes available beyond standard online surveys. Superior providers offer qualitative tools like focus groups and in-depth interviews alongside quantitative capabilities, allowing researchers to combine data types for a more comprehensive understanding of their target audience. |
| Client Service and Speed | 5 | This reflects the responsiveness and project management quality of the provider's local team. In a fast-paced environment, the ability to manage complex fieldwork, provide clear updates, and resolve issues during the project is a critical differentiator for insights professionals. |
| Pricing and Feasibility Transparency | 5 | This evaluates the accuracy of project scoping and the clarity of costs. Providers that offer realistic, data-backed feasibility checks upfront help buyers avoid mid-project delays and budget overruns, which is a common challenge in the fragmented environment of online panel providers in Spain. |
Why these weights. Panel buyers lose most when respondents are not who they claim to be, so sample quality and verification (25) and fraud prevention (20) carry the most weight. Compliance follows (15): a clean sample is only useful if it is lawful. Audience reach and methods (10 each) decide fit for the brief, and service and pricing transparency (5 each) are tie-breakers. Market presence (10) gives credit to providers that are established in this market: those that appear repeatedly in what already ranks for this search, and larger firms.
Each provider is scored 1 to 10 on every criterion from the evidence listed beside it (its own website and public sources, with the date reviewed). Weighted score = sum of score × weight ÷ 10, out of 100. Read the full scoring methodology. Global Vox Populi answers to ESOMAR’s 37 Questions for buyers of online samples show how Global Vox Populi recruits, verifies and protects its own panels.
Provider profiles: online panel providers in Spain
Kantar: best for brand tracking and large-scale consumer insights
Strongest fitLarge organizations seeking evidence-based brand growth strategies and high-speed consumer insights.
Kantar maintains a significant research infrastructure in Spain, providing a wide array of services from media measurement to complex brand equity studies. It combines proprietary panels with advanced data integration and analytical frameworks.
The company is recognized for its scale, using AI-driven tools to detect fraud and protect data quality. It offers both DIY survey solutions and fully managed research projects for global clients.
Scorecard: 84.5 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 9/10 | kantar.com (4 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 9/10 | kantar.com (4 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 9/10 | kantar.com (4 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 8/10 | kantar.com (4 pages reviewed), Oct 2026 |
| Market Presence | 10 | 6/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 9/10 | kantar.com (4 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 8/10 | kantar.com (4 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 7/10 | kantar.com (4 pages reviewed), Oct 2026 |
| Weighted score | 100 | 84.5 |
Core services
- Brand Research: Delivers established brand valuation and equity tracking based on vast consumer data points.
- Survey Solutions: Offers both DIY and managed custom survey services for consumer and B2B research.
- Media Measurement: Provides digital audience activation and validation to optimize advertising and media strategies.
- Data Integration: Combines survey data with third-party and client data for a holistic audience view.
Strengths
- Global Panel Scale: Owns and operates proprietary premium panels across 100 markets, supported by programmatic supply.
- AI Fraud Detection: Uses Qubed AI with 5 Deep Neural Networks to detect fraud in milliseconds by analyzing 300+ respondent features.
- Expert Support: Dedicated project teams and researchers provide support across survey design and fieldwork management.
Innovation and technology
- Qubed AI: Proprietary anti-fraud technology that futureproofs data defense without relying solely on URL tracking.
- Kantar Marketplace: An agile research platform that combines automated products with powerful analytics for quick insights.
Impact on businesses
- Brand Growth: Assists businesses in building profitable and sustainable brands through deep consumer understanding.
- ROI Optimization: Enables brands to develop more effective advertisements and media strategies that drive higher profitability.
Why it may fit your brief
It is ideal for companies that need integrated data solutions and reliable brand metrics at scale. For smaller, highly specialized qualitative studies, a boutique agency may offer more personalized attention.
Ipsos: best for multinational tracking studies and public opinion research
Strongest fitGlobal brands and public entities requiring high-reliability tracking and in-depth market understanding.
Ipsos operates as a comprehensive research and consulting firm with an established local team in Spain. Its services cover the full research lifecycle, including brand tracking, market strategy, and specialized healthcare research.
The company focuses on delivering actionable truth through the use of science and technology. It manages global panel infrastructure and provides expertise across multiple specialized service lines.
Scorecard: 79.5 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 8/10 | ipsos.com (4 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 8/10 | ipsos.com (4 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 9/10 | ipsos.com (4 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 8/10 | ipsos.com (4 pages reviewed), Oct 2026 |
| Market Presence | 10 | 6/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 9/10 | ipsos.com (4 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 7/10 | ipsos.com (4 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 7/10 | ipsos.com (4 pages reviewed), Oct 2026 |
| Weighted score | 100 | 79.5 |
Core services
- Consumer Research: Provides market strategy, brand health tracking, and understanding of consumer and brand behavior.
- Healthcare Research: Conducts specialized research with doctors and patients to track healthcare system perceptions and public health issues.
- Qualitative Research: Offers qualitative services through specialized teams for communities and in-depth exploration.
- Data Collection: Uses data from surveys, social media, and qualitative sources to provide integrated insights.
Strengths
- Specialized Expertise: Structured around specialized services that provide accurate and relevant information across diverse markets.
- Global Infrastructure: Uses a vast global panel and research network to support consistent data collection.
- Ethical Standards: Demonstrates high ethical standards and independence in providing reliable information to clients.
Innovation and technology
- AI Integration: Uses AI to deliver insights and process large volumes of data for faster decision-making.
- Augmented Ipsos: Integrates new corporate technologies to enhance the depth and speed of research deliverables.
Impact on businesses
- Informed Decisions: Helps clients make smarter, faster, and bolder business decisions through reliable information.
- Societal Understanding: Provides unique perspectives on public opinion and society that inform long-term strategic planning.
Why it may fit your brief
It is well-suited for long-term tracking projects that require consistent, high-quality data over time. For rapid, one-off tactical surveys, its comprehensive service model might be more than necessary.
Global Vox Populi: best for niche B2B and healthcare respondent recruitment
- ISO 9001
- ISO 20252
- ISO/IEC 27001
- HIPAA compliant
Strongest fitProjects requiring high-quality, verified samples for niche professional or medical audiences in Spain.
Global Vox Populi provides primary market research through its own proprietary panels and localized fieldwork operations. It supports researchers by managing the end-to-end data collection process for studies requiring precise, hard-to-reach audiences.
Its approach centers on maintaining high-quality, verified communities rather than relying on third-party aggregators. This allows for rigorous control over respondent profiles and data integrity across various sectors including healthcare and IT decision-making.
Global Vox Populi panel coverage
All 12 proprietary panels together: 46,023,988 panellists across 199 markets, plus 71,411,997 patient profiles. Source: Global Vox Populi panel records, Oct 2026.
B2B and IT decision-maker panel, in Spain
118,270 panellists
- Owner / C-Suite9,462
- VP / Director / Head18,923
- Manager / Senior Manager35,481
- Executive / Officer / Specialist (IC)54,404
Including 18,095 it decision-makers.
B2C consumer panel, in Spain
479,052 panellists
- Age 14–2251,929
- Age 23–3575,930
- Age 36–55163,405
- Age 56+187,788
Including 183,220 retail investors, 257,532 gamers, 62,388 people with disabilities.
Healthcare professionals panel, in Spain
46,104 panellists
- Primary & General16,856
- Internal Medicine Subspecialties5,170
- Surgical Specialties3,580
- Diagnostic & Laboratory3,388
- Acute, Peri-operative & Critical Care3,240
- Women's & Reproductive Health2,996
Scorecard: 79.5 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 9/10 | Based on Global Vox Populi’s documented records and supporting evidence, Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 9/10 | Based on Global Vox Populi’s documented records and supporting evidence, Oct 2026 |
| Compliance, Certifications and Security | 15 | 9/10 | ISO certificates and HIPAA policy, Oct 2026 |
| Target Audience Reach | 10 | 8/10 | Based on Global Vox Populi’s documented records and supporting evidence, Oct 2026 |
| Market Presence | 10 | 2/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 8/10 | Based on Global Vox Populi’s documented records and supporting evidence, Oct 2026 |
| Client Service and Speed | 5 | 7/10 | Based on Global Vox Populi’s documented records and supporting evidence, Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 8/10 | Based on Global Vox Populi’s documented records and supporting evidence, Oct 2026 |
| Weighted score | 100 | 79.5 |
Core services
- Proprietary Panel Access: Access to proprietary panels with 46 million members globally, including deep B2B and healthcare segments.
- B2B Research: Specialized B2B research services targeting IT decision-makers and C-suite professionals.
- Healthcare Recruitment: Targeted healthcare professional and patient recruitment for medical and pharmaceutical studies.
- CAWI Survey Services: Full-service CAWI survey services with in-house programming and hosting.
Strengths
- Deep Panel Profiling: Members are profiled on 45 to 140 data points, allowing for granular targeting of B2C and professional audiences.
- Rigorous Verification: Identities are verified at registration against professional licenses or company records to protect high data quality.
- Data Security Standards: Maintains ISO 9001, ISO 20252, and ISO/IEC 27001 certifications, protecting compliance with international data protection protocols.
Innovation and technology
- Proprietary Platform: Surveys are programmed and hosted on a custom-built platform designed to handle complex logic and real-time reporting.
- Advanced Fraud Detection: Employs device and identity fingerprinting, geo-location checks, and completion-quality scoring to filter out fraudulent responses.
Impact on businesses
- Strategic Decision Support: Provides high-confidence data that supports informed brand, product, and market positioning decisions.
- Operational Efficiency: Reduces time-to-insight by managing the full fieldwork cycle, from recruitment to delivery.
Why it may fit your brief
It is a strong fit for complex studies where respondent quality is more important than speed alone. For mass-market consumer surveys with large, generic quotas, a larger programmatic marketplace may offer faster results.
Dynata: best for programmatic, high-speed survey data collection
Strongest fitOrganizations needing rapid, high-volume data collection with automated fraud protection.
Dynata offers a massive first-party data platform, providing researchers with access to millions of verified respondents globally, including in Spain. It focuses on research-grade data delivered through both self-serve and managed models.
The company emphasizes high-quality data through its proprietary QualityScore technology, which monitors respondent behavior in real-time. It is designed to handle complex research needs ranging from simple surveys to multi-channel studies.
Scorecard: 79.0 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 8/10 | dynata.com (4 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 9/10 | dynata.com (4 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 8/10 | dynata.com (4 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 8/10 | dynata.com (4 pages reviewed), Oct 2026 |
| Market Presence | 10 | 5/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 8/10 | dynata.com (4 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 8/10 | dynata.com (4 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 8/10 | dynata.com (4 pages reviewed), Oct 2026 |
| Weighted score | 100 | 79.0 |
Core services
- First-Party Data Access: Provides access to a vast set of deeply profiled consumers and business professionals globally.
- Brand Lift Measurement: Delivers brand lift studies to measure ad impact on awareness, favorability, and purchase intent.
- Multi-Methodology: Supports online, phone, SMS, and mail methodologies for reaching diverse audiences.
- Self-Serve Platform: Offers an always-on, easy-to-use platform for launching surveys and scoping feasibility in real-time.
Strengths
- QualityScore Technology: Analyzes 175+ data points to identify fraud and inattention, replacing low-quality respondents live during fielding.
- Extensive Scale: Operates one of the largest first-party data sets with millions of global panellists.
- Flexibility: Offers multiple buying options, from self-service speed to fully managed research expert support.
Innovation and technology
- Conversational AI: Uses AI to probe open-ended answers, simulating the depth of a skilled moderator at scale.
- QualityScore ML: Award-winning machine learning model that automates data cleaning and increases sample accuracy.
Impact on businesses
- Actionable Insights: Enables businesses to close the gap between insights and impact through precise audience targeting.
- Efficiency Gains: Clients report significant time savings in data cleaning and project management by using automated quality tools.
Why it may fit your brief
It is an excellent choice for speed and scale in programmatic research environments. For projects requiring deep, qualitative, human-moderated engagement, a boutique or specialist firm may be more effective.
Toluna: best for integrated qualitative and quantitative consumer insights
Strongest fitTeams needing a flexible, technology-led platform to manage both quantitative and qualitative research.
Toluna provides a technology-driven research platform that integrates human intelligence with AI to support the full innovation lifecycle. With a local team in Spain, it offers both DIY self-service and fully managed research solutions.
The company is recognized for its commitment to data quality through its QSphere protocols, which combine AI and human expertise. Its offerings span from early-stage ideation to in-market brand tracking.
Scorecard: 79.0 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 8/10 | tolunacorporate.com (4 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 8/10 | tolunacorporate.com (4 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 9/10 | tolunacorporate.com (4 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 8/10 | tolunacorporate.com (4 pages reviewed), Oct 2026 |
| Market Presence | 10 | 5/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 9/10 | tolunacorporate.com (4 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 8/10 | tolunacorporate.com (4 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 7/10 | tolunacorporate.com (4 pages reviewed), Oct 2026 |
| Weighted score | 100 | 79.0 |
Core services
- End-to-End Research: Provides solutions for the full decision journey, from early idea exploration to in-market optimization.
- Qualitative Research: Offers asynchronous qualitative conversations to uncover deep consumer motivations and behaviors.
- AI-Powered Analysis: Uses SmartCloud for theme extraction, sentiment analysis, and automated transcription of qualitative feedback.
- DIY Platforms: Provides Toluna Start for rapid concept testing and consumer insight collection.
Strengths
- QSphere Quality: Upholds high standards through a combination of advanced AI, human expertise, and top UX principles.
- Flexible Research: Supports both self-service and managed projects to fit different team needs and research objectives.
- Predictive Controls: Uses predictive quality controls to protect data reliability throughout the research process.
Innovation and technology
- QProbe Technology: Automatically detects poor-quality comments and prompts participants for richer, more meaningful follow-up responses.
- Synthetic Personas: Explores the use of AI to simulate personas for rapid validation across the decision journey.
Impact on businesses
- Faster Decisions: Enables brands to move from research to action within hours, accelerating the innovation lifecycle.
- Confident Strategy: Provides trusted consumer intelligence that allows brands to make decisions with greater confidence.
Why it may fit your brief
It is ideal for companies that want to move fast with an integrated DIY-managed hybrid model. For extremely deep, hands-on ethnographic work, a boutique agency may still be preferred.
Cint: best for large-scale programmatic market research marketplaces
Strongest fitOrganizations needing massive, programmatic sample access for high-speed tracking and ad effectiveness studies.
Cint connects researchers to millions of respondents through its global marketplace, operating with significant technology and data operations in Spain. It provides scalable access to diverse audiences for both continuous research and ad campaign measurement.
The company focuses on removing operational friction through automation. It supports both DIY and managed services, providing tools for researchers to access high-quality data at speed.
Scorecard: 77.0 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 8/10 | cint.com (4 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 9/10 | cint.com (4 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 8/10 | cint.com (4 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 8/10 | cint.com (4 pages reviewed), Oct 2026 |
| Market Presence | 10 | 4/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 8/10 | cint.com (4 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 7/10 | cint.com (4 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 7/10 | cint.com (4 pages reviewed), Oct 2026 |
| Weighted score | 100 | 77.0 |
Core services
- Research Marketplace: Connects researchers to millions of high-quality respondents via the Cint Exchange marketplace.
- Ad Measurement: Uses Lucid Measurement to turn insights into action during in-flight ad campaigns.
- Programmatic Access: Allows researchers to scale business by connecting audiences to surveys programmatically.
- First-Party Data Strategy: Provides a comprehensive first-party data strategy to enable meaningful business decision-making.
Strengths
- Marketplace Scale: Operates the world’s largest online research marketplace, providing access to diverse and niche groups.
- Trust and Safety: Maintains a dedicated team and uses proprietary AI to proactively address and tackle industry fraud.
- Speed to Insights: Automates the sampling process to reduce operational friction and accelerate time-to-insight from weeks to days.
Innovation and technology
- Lucid Measurement: A platform for real-time brand lift and ad effectiveness measurement during live campaigns.
- AI-Moderated Interviews: Combines automated speed with human-driven qualitative insights through AIMI technology.
Impact on businesses
- Confident Decisions: Helps businesses answer essential questions with intelligence and data rather than guesswork.
- Revenue Growth: Assists partners in monetizing their audiences by scaling business and driving engagement.
Why it may fit your brief
It is the go-to for programmatic scale and speed. For specialized, long-term qualitative studies, a partner with a more dedicated research focus might be better.
Bilendi: best for integrated customer engagement and loyalty research
Strongest fitCompanies seeking to combine market research with customer loyalty and engagement program management.
Bilendi operates as a full-service partner with a strong presence in Spain. It maintains 44 proprietary panels and provides research services alongside customer loyalty and engagement tools.
The company emphasizes its in-house technology and R&D teams to provide modular tools for data collection and management. Its approach supports both ad hoc research and long-term customer engagement programs.
Scorecard: 76.0 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 8/10 | bilendi.com (6 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 8/10 | bilendi.com (6 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 7/10 | bilendi.com (6 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 7/10 | bilendi.com (6 pages reviewed), Oct 2026 |
| Market Presence | 10 | 8/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 8/10 | bilendi.com (6 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 7/10 | bilendi.com (6 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 6/10 | bilendi.com (6 pages reviewed), Oct 2026 |
| Weighted score | 100 | 76.0 |
Core services
- Panel Access: Provides access to 4 million proprietary panellists qualified by more than 300 criteria.
- Market Research Services: Offers services from simple sampling to complex ad campaign effectiveness measurement.
- Customer Engagement: Develops and manages customer knowledge tools and loyalty programs for B2B and B2C.
- Data Management: Provides a multi-channel data management platform for harmonizing and interpreting survey data.
Strengths
- Large Panel Reach: Maintains 4 million active panellists across 44 countries with a significant presence in the Iberian market.
- Quality Management: Implements rigorous registration checks to prevent robots and fraud, using AI-powered open-ended question analysis.
- Technological Expertise: All technology is developed in-house by R&D teams to protect flexibility and transparency in project delivery.
Innovation and technology
- AI-Driven Loyalty: Uses AI-driven technology platforms to personalize customer experiences and loyalty program performance.
- Data Platform: Features a sophisticated proprietary Data Management Platform for survey data harmonization.
Impact on businesses
- Growth Acceleration: Helps brands acquire new customers and drive sales through lead capture and engagement services.
- Informed Strategy: Provides data-driven insights that assist in the design and optimization of loyalty programs.
Why it may fit your brief
It suits brands looking for a partner that manages both the research sample and the long-term customer relationship. For pure-play research studies, its focus on loyalty may be secondary to your needs.
YouGov: best for continuous brand tracking and public opinion research
Strongest fitBrands and agencies needing consistent, reliable tracking of brand health and public sentiment.
YouGov maintains a strong presence in Spain, focusing on continuous consumer insights and public opinion research. It uses its global proprietary panel to provide reliable data for both commercial and cultural analysis.
The company is known for its human-centric survey design, which aims to minimize respondent fatigue and improve data accuracy. It offers specialized tools for brand monitoring and media management.
Scorecard: 76.0 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 8/10 | es.yougov.com (6 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 8/10 | es.yougov.com (6 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 8/10 | es.yougov.com (6 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 8/10 | es.yougov.com (6 pages reviewed), Oct 2026 |
| Market Presence | 10 | 5/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 8/10 | es.yougov.com (6 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 7/10 | es.yougov.com (6 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 7/10 | es.yougov.com (6 pages reviewed), Oct 2026 |
| Weighted score | 100 | 76.0 |
Core services
- Consumer Intelligence: Provides continuous monitoring of brand health and consumer trends through its proprietary panel.
- Public Opinion Research: Conducts large-scale public opinion studies and cultural research for diverse clients.
- Survey Solutions: Offers YouGov Surveys, an international Omnibus service for rapid, cost-effective data collection.
- Media Management: Helps brands optimize PR and media strategies using data-driven insights.
Strengths
- Representative Panels: Cultivates members across all demographic groups to provide a reliable reflection of public opinion.
- Human-Centric Design: Designs surveys to avoid fatigue, protecting higher quality responses from participants.
- Hard-to-Reach Access: Invests heavily in reaching niche groups like Gen Z, business leaders, and early adopters.
Innovation and technology
- BrandIndex: A daily tracker that monitors the health of hundreds of brands in Spain with real-time data.
- Interactive Platform: Provides an intuitive dashboard for clients to access, share, and customize their research data.
Impact on businesses
- Strategic Planning: Informs market strategy and PR activities with reliable, trend-setting data.
- Brand Growth: Supports brand managers in testing concepts, ads, and pricing models to drive market success.
Why it may fit your brief
It is perfect for ongoing brand monitoring and public opinion research. For ad hoc, highly bespoke niche research, a more flexible, smaller agency might be better suited.
InVeritas Research: best for qualitative and quantitative research in niche industries
Strongest fitOrganizations needing a consultative partner for complex qualitative and quantitative research in specialized sectors.
InVeritas Research functions as a global research firm with specialized fieldwork operations in Spain. It offers a broad spectrum of methodologies ranging from standard online panels to face-to-face interviews.
The company is particularly focused on difficult-to-reach audiences such as high-net-worth individuals, senior executives, and specialized medical professionals. Its service model relies on dedicated project directors to manage complex research briefs.
Scorecard: 70.5 out of 100
| Criterion | Weight | Score | Evidence and date |
|---|---|---|---|
| Sample Quality and Verification | 25 | 7/10 | inveritasresearch.com (6 pages reviewed), Oct 2026 |
| Data Quality and Fraud Prevention | 20 | 7/10 | inveritasresearch.com (6 pages reviewed), Oct 2026 |
| Compliance, Certifications and Security | 15 | 7/10 | inveritasresearch.com (6 pages reviewed), Oct 2026 |
| Target Audience Reach | 10 | 8/10 | inveritasresearch.com (6 pages reviewed), Oct 2026 |
| Market Presence | 10 | 6/10 | Google results for this search and company size, Oct 2026 |
| Methodological Breadth | 10 | 8/10 | inveritasresearch.com (6 pages reviewed), Oct 2026 |
| Client Service and Speed | 5 | 7/10 | inveritasresearch.com (6 pages reviewed), Oct 2026 |
| Pricing and Feasibility Transparency | 5 | 6/10 | inveritasresearch.com (6 pages reviewed), Oct 2026 |
| Weighted score | 100 | 70.5 |
Core services
- B2B and B2C Research: Provides full-service quantitative and qualitative research for both business and consumer audiences.
- Healthcare Research: Specializes in research among physicians, subspecialists, and stakeholders in the medical devices sector.
- Qualitative Services: Conducts focus groups, in-depth interviews, ethnography, and online bulletin boards.
- Quantitative Services: Offers online surveys, CATI, CAPI, and central location tests.
Strengths
- Niche Audience Access: Possesses deep experience in researching difficult-to-reach groups like transplant surgeons and senior IT professionals.
- Dedicated Management: Projects are run by directors and multi-disciplinary teams to protect consistent communication and expectation management.
- Quality Control SOPs: Uses a dedicated quality control team and project director oversight to check all deliverables.
Innovation and technology
- Bespoke Programs: Designs custom research programs that tailor methodologies to specific project needs and geographic requirements.
- Consulting and Analytics: Integrates consulting and analytical expertise to turn raw data into actionable insights for stakeholders.
Impact on businesses
- Strategic Decision Making: Enables stakeholders with real-world data to make commercially sound decisions in competitive markets.
- Market Understanding: Helps organizations uncover hidden truths to outperform competitors and achieve brand leadership.
Why it may fit your brief
It works well when a project requires a mix of methodologies and senior-level guidance. For simple, high-volume automated surveys, its consultative model may be more intensive than required.
How panel verification actually works in Spain
Demand evidence of multi-layered, automated, and manual verification protocols for all respondent data.
Identity and Credential Validation
For professional audiences, providers must check licenses, corporate email domains, or professional association records. Ask the provider to demonstrate how they verify a participant's occupation, as self-reported titles are insufficient for high-stakes B2B or healthcare studies. Request a clear summary of their registration process and what third-party databases they use to cross-reference identity.
Technical Identity Fingerprinting
Good providers use device and browser fingerprinting to prevent the same individual from creating multiple accounts. This technology detects if multiple responses originate from the same machine or IP address. Protect your provider uses these techniques to maintain sample integrity, especially in large-scale consumer surveys where duplicate entries can skew results.
Behavioral Fraud Monitoring
During the survey, look for providers that use AI to detect straight-lining, speeding, and inconsistent responses. These tools flag participants who answer too quickly or demonstrate contradictory patterns across similar questions. Ask for the provider’s completion-quality scoring policy and how they handle respondents who fail these automated checks during the fieldwork phase.
Geographic and VPN Checks
Effective fraud prevention includes monitoring for VPNs and proxy servers that mask a respondent's true location. As regional data is essential for Spanish insights, verify that your provider blocks non-local IP addresses and geo-locates respondents to make sure they are physically present in the target region during the survey.
How to choose the right provider in Spain
Select a provider based on the alignment between your study's complexity and their specific sampling infrastructure.
- Define Your Research Objective: Determine if you need rapid, large-scale consumer feedback or a deeply profiled professional segment. A programmatic marketplace excels at the former, while a proprietary panel owner is better for the latter.
- Assess Audience Reach: Ask for specific feasibility figures for your target segment in Spain. A provider that cannot provide a breakdown by professional role or medical subspecialty may not have the depth you need.
- Evaluate Data Quality Protocols: Scrutinize the provider's anti-fraud tech and their process for removing bad actors. Quality should be a continuous process, not a one-time check at registration.
- Check Regulatory Compliance: Make sure the provider is fully GDPR-compliant and has clear procedures for data handling. Ask for their ESOMAR-aligned transparency documentation to verify their ethical standards.
- Test Project Management: Engage with their local team on a small pilot study. Responsiveness and clarity in communication are often the best indicators of how they will handle a larger, more complex project.
Questions to ask before you commission
- What specific methods do you use to verify the professional credentials of B2B or healthcare respondents in Spain?
- How does your AI-driven anti-fraud technology identify and remove fraudulent respondents in real-time?
- Can you provide a feasibility assessment for my target audience in Spain before we begin the project?
- What is your process for handling straight-lining and inconsistent answers during fieldwork?
- How do you protect GDPR compliance regarding data storage and respondent consent for this study?
- Do you own and manage your panels, or do you aggregate samples from multiple third-party suppliers?
Common pitfalls to avoid
- Over-relying on Panel Size: A massive panel size does not guarantee the quality or relevance of respondents for your specific study. Focus on how the panel is recruited and managed rather than the total headcount.
- Ignoring Verification Depth: Accepting self-reported professional status without validation is a major risk in B2B and healthcare research. Always insist on proof of professional credentials.
- Underestimating Fraud Risks: Assuming that all online respondents are genuine is a mistake. Fraud rings are common, and you must work with providers that have active, multi-layered defenses.
- Neglecting Local Context: Research in Spain requires an understanding of local cultural nuances and language. A provider without a strong local presence may miss important context in survey design.
What a feasibility check should include
Always request a data-backed feasibility check that accounts for specific target criteria and incidence rates.
Target Audience Segmentation
The check must detail the number of available respondents who meet your specific criteria, such as job role, industry, or medical specialty, rather than just general age and location.
Estimated Incidence Rate
The provider should offer a realistic incidence rate based on their historical panel data, which helps in predicting the total number of respondents needed to reach your quota.
Project Timeline Realism
A proper feasibility report includes an estimated field time based on the difficulty of the recruit, helping you plan your project schedule more accurately.
Potential Screening Hurdles
The provider should identify any potential challenges in finding your target audience and suggest screening adjustments to make sure the project remains achievable.
Conclusion
Choosing the right partner for your research in Spain depends on the specific requirements of your project. If you are conducting complex, niche B2B or healthcare research, prioritize firms that own their proprietary panels and provide rigorous credential verification. For large-scale consumer studies that demand speed and high volume, look toward programmatic marketplaces that offer solid, automated quality controls.
Use the provided scorecard to evaluate each provider against the specific needs of your brief. Remember that the best provider for one project may not be the best for another, so keep the methodology and audience requirements at the center of your decision process. By focusing on data integrity, verification depth, and clear feasibility reporting, you can make sure your research delivers the reliable, actionable insights required for your business.
Planning research in Spain? Tell us your audience, markets and timeline, and we will come back with a feasibility check and recommended approach.
Frequently asked questions
How to find reliable online panel providers in Spain?
Look for providers that own their proprietary panels and demonstrate rigorous quality controls. A reliable provider should be transparent about their recruitment process, verification methods, and adherence to international research standards. Check if they have a local presence in Spain and ask for case studies or references relevant to your industry.
Which market research companies in Spain offer B2B panels?
Several companies, including Global Vox Populi, Bilendi, and InVeritas Research, offer specialized B2B panels. These firms focus on recruiting professionals by verifying their business credentials, which is essential for obtaining accurate data on decision-making processes, IT adoption, or industry trends in the Spanish market.
Are there specialized healthcare research panels in Spain?
Yes, specialized healthcare panels exist for research with physicians, nurses, patients, and caregivers. Providers like Global Vox Populi and Ipsos maintain panels that are specifically profiled for healthcare professionals, making sure that surveys reach experts who can provide informed, high-quality feedback on medical and pharmaceutical topics.
What are the best online panel providers for consumer research in Spain?
For broad consumer research, large-scale providers like Kantar, Dynata, and Cint are well-regarded for their extensive reach and programmatic capabilities. These companies excel at delivering high-volume data quickly, making them suitable for brand tracking, omnibus surveys, and general consumer sentiment studies across the Spanish population.
How does GDPR compliance affect online panel research in Spain?
GDPR mandates strict consent and data protection protocols for all research involving personal data. In Spain, providers must make sure that panel members have given granular, revocable consent for their data to be used. As a buyer, you must make sure your research partner is fully compliant to avoid legal risks and protect respondent privacy.
What is the typical cost for online survey sampling in Spain?
Costs vary significantly based on the project’s complexity, the rarity of the target audience, and the required sample size. Standard B2C consumer studies are generally less expensive than niche B2B or healthcare projects, which require more intensive recruitment and verification efforts. Always request a custom project quote for an accurate estimate.
How to verify the quality of online research panels in Spain?
Verify quality by asking about the provider’s recruitment process, anti-fraud measures, and verification protocols. Request proof of how they handle duplicate accounts, bots, and straight-liners. A high-quality provider will gladly share their quality control policy and how they monitor respondent activity throughout the survey process.
What is the role of ESOMAR in online panel research?
ESOMAR provides global codes of conduct and guidelines that protect ethical standards in market research. Following the ICC/ESOMAR Code helps providers maintain high standards of data protection, participant privacy, and research integrity. Working with providers that follow these guidelines is a mark of professional credibility.