Company lists · Data refreshed September 2026

Top 16 Focus group recruiting services based in London, United Kingdom

RevenueBase identified 37 company matches for focus group recruiting services associated with London, United Kingdom as of September 2026 and tracks 199 professional contacts across them, including 84 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for focus group recruiting services associated with London, United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
37Companies
199Contacts tracked
84Verified emails
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The 16 largest focus group recruiting services based in London, United Kingdom

Ranked by team size
Top 16 of 37 company matches for focus group recruiting services based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5047 contacts →

Exact match

“Serrula Research is a London based market research agency specialising in recruitment, expert network sourcing, and tailored fieldwork.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5027 contacts →

Exact match

“Leftfield is an independent market research fieldwork agency operating globally from our offices in London, Amsterdam and Pune.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5021 contacts →

Exact match

“Criteria Fieldwork is an independent employee owned fieldwork agency.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“FieldworkHub International is a passionate and agile London-based international market research fieldwork agency.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“At InsightX Research Solutions, the "X" represents the missing piece - the crucial insight waiting to be uncovered through high-quality data collection.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-106 contacts →

Exact match

“Services Excellence, responsiveness and client satisfaction are just three of the core values that underpin iThoughts Research.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Identifying the best participants for your qual market research.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Participant recruitment for qualitative and UX research, where judgement and participant quality matter.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Leo House Fieldwork is a market research company with over 20 years’ experience of qualitative recruitment and we have recently included quantitative recruitment too.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-102 contacts →

Exact match

“We are an independent research services company offering great Qual field recruitment and video creation to ensure that your projects run smoothly, your findings are brought to…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Echo Talent is the go-to market specialist for Research, Design & Strategy recruitment based in London, with a Global reach.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-102 contacts →

Exact match

“UK Recruitment & Fieldwork Agency”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-102 contacts →

Exact match

“At Q Research London, we believe that your consumers should be at the centre of all your core business decisions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Daughters of Sailors offer market research agencies and in-house insight teams a flexible way to access recruitment expertise.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Propeller Field offers accurate and personable qualitative research recruitment.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Interiority Global is a B2B and B2C qualitative fieldwork services agency offering every aspect of project management and respondent recruitment to the market research industry…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 16 of 37 focus group recruiting services based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 84 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Focus group recruiting services based in London, United Kingdom at a glance

As of Sep 28, 2026
42.2%Verified-email coverage
5.4Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
11

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 37 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with London, United Kingdom whose business descriptions match “focus group recruiting services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 84 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “focus group recruiting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many focus group recruiting services are there based in London, United Kingdom?

RevenueBase identified 37 company matches for focus group recruiting services associated with London, United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Serrula Research tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United Kingdom has the most focus group recruiting services?

London leads the United Kingdom with 37 company records, followed by Manchester (7) and Brighton (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 84 professional contacts with verified work emails tracked across these 37 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.