A standing participant panel operated by the provider. Members register for research and can be invited to studies using their profile information; some providers also supplement their panels with partner sample.
These providers have a headquarters or office in London, United Kingdom. Check each provider’s coverage for participant locations.
Headquarters in London, United Kingdom
Kantar's survey-audience business combines proprietary panels such as LifePoints with approved partner sample sources. It offers profiled consumer respondents across international markets.
View profileHeadquarters in London, United Kingdom
Survey and polling provider operating a UK participant panel alongside a global panel network. It conducts consumer, business and public-relations research for brands and agencies.
View profileHeadquarters in London, United Kingdom
Opinion Health supplies participants for healthcare research, including patients, carers and healthcare practitioners. Its panel and recruitment services support online, telephone and in-person studies across international markets.
View profileHeadquarters in London, United Kingdom
Participant recruitment platform for academic, market, user and AI research. Researchers can target its opted-in participant pool and connect studies hosted in external tools.
View profileHeadquarters in London, United Kingdom
Toluna supplies survey participants from its Influencers by Toluna community and offers research through Toluna Start and managed services. Its global panels include consumers and healthcare audiences.
View profileHeadquarters in London, United Kingdom
Walr supplies survey audiences through a partner network supplemented by its own panels. Researchers can access consumer and specialist respondents through managed services or a buyer API, alongside survey programming and data processing support.
View profileHeadquarters in London, United Kingdom
Research provider operating a global online panel of consumers and professionals. Its panel supports custom surveys, qualitative studies and ongoing audience and brand-tracking products.
View profileHeadquarters in Calabasas, United States
InnovateMR supplies consumer, business and healthcare survey samples internationally. It also offers self-service sampling and qualitative professional recruitment through its Ivy Exec expert network.
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