Company lists · Data refreshed September 2026
Top 25 Interview research services worldwide
RevenueBase identified 1,760 company matches for interview research services worldwide as of September 2026 and tracks 16,307 professional contacts across them, including 3,610 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for interview research services worldwide, 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 20, 2026. Country and city lists for interview research services follow the table.
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.
The 25 largest interview research services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 664 contacts → | ||||
Exact match “At Market Xcel, we're dedicated to delivering high-quality results for our clients.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 344 contacts → | ||||
Exact match “American Directions Research Group is one of the largest and most experienced market research survey providers in the United States.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 309 contacts → | ||||
Exact match “Colvill Banks are experts in candidate research and identification.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 285 contacts → | ||||
Exact match “Fieldwork is a qualitative research partner.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 229 contacts → | ||||
Exact match “Blackstone Group is a full-service custom marketing research and consulting firm providing clients with actionable insights for over 25 years.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 227 contacts → | ||||
Exact match “ActionEdge helps organizations turn questions into clarity through reliable market research and data collection.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 217 contacts → | ||||
Exact match “C&C Market Research is an industry leading market research field service firm based in Fort Smith, AR, which owns and operates over 36 research facilities in major markets all…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 213 contacts → | ||||
Exact match “Kudos Research has been providing high value, competitively priced, market research services to both internal and external clients since 1986.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 206 contacts → | ||||
Exact match “CID Gallup, leader in market research, has all the tools to design the study that your company needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 171 contacts → | ||||
Exact match “De la Riva Group is one of the most trusted market research companies serving Fortune 500, private and government clients in North and South America.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 142 contacts → | ||||
Exact match “IntelliSurvey provides software and services to help professional researchers make business decisions.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 136 contacts → | ||||
Exact match “GIM is ranked among the ten most important full-service market research institutes in Germany and conducts international research in over 50 markets for brand name companies…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 130 contacts → | ||||
Exact match “FPG provides high-quality marketing research data collection services by leveraging new techniques and technologies to make market insights more accessible, accurate, and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 127 contacts → | ||||
Exact match “At The Link Group, we make complexity feel simple.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 125 contacts → | ||||
Exact match “Insights Opinion is an emerging global leader in research outsourcing, offering expert data collection services to large research and consulting firms.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 123 contacts → | ||||
Exact match “Rahbar Bazaar is a full-service market research and insight consultancy with over two decades of experience delivering applied research and decision-support studies across a wide…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 118 contacts → | ||||
Exact match “Markteffect is een strategisch marktonderzoeksbureau dat als one-stop-shop dient voor haar opdrachtgevers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 117 contacts → | ||||
Exact match “V dnešním rychle se měnícím světě jsou spolehlivé informace pro rozhodování důležitější než kdy předtím.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 111 contacts → | ||||
Exact match “Ironwood Insights is a team of expert-level insights consultants who solve critical marketing and business problems for forward-thinking companies.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 111 contacts → | ||||
Exact match “BrandEssence Research is a global market research and consulting firm enabling organizations to make confident strategic decisions in an increasingly dynamic business environment.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 111 contacts → | ||||
Exact match “From nationwide recruiting & online sample services to coding, transcription, client list management and incentive processing, our expert team is all in.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 105 contacts → | ||||
Exact match “ISA offers real-time access to consumers through quick turn, high impact, custom research solutions.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 90 contacts → | ||||
Exact match “MAXimum Research, Inc.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 89 contacts → | ||||
Exact match “Together with our network of professional interviewers in the Netherlands, Belgium and France, we collect high-quality data through personal interviews.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 88 contacts → | ||||
Exact match “Deeply Curious” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “interview research services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 1,760 interview research services worldwide
See the full list, filter by size, metro and specialty, and access 3,610 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Interview research services worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for interview research services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “interview research 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. 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 3,610 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 20, 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.
Interview research services by location
10 lists · largest firstEvery Interview research services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Interview research services based in the United States479
- Interview research services based in the United Kingdom193
- Interview research services based in India149
- Interview research services based in France56
- Interview research services based in Brazil48
- Interview research services based in Canada46
- Interview research services based in Germany46
- Interview research services based in Australia36
- Interview research services based in the Netherlands27
- Interview research services based in Spain26
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 “interview research services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many interview research services are there worldwide?
RevenueBase identified 1,760 company matches for interview research services worldwide 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?
Market Xcel tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most interview research services?
The United States leads with 479 companies, followed by the United Kingdom (193) and India (149). Every interview research services list by country and city is linked on this page.
Which city has the most interview research services?
London leads with 84 company records, followed by New Delhi (30) and New York (26).
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 3,610 professional contacts with verified work emails tracked across these 1,760 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 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,760 interview research services worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 interview research services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,760 matching company records for interview research services worldwide, with 16,307 tracked contacts and 3,610 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 interview research services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Market Xcelmarket-xcel.comHQ: New Delhi, IndiaReported employees: 501-1,000 | New Delhi, India | 501-1,000 | Exact match | 664 contacts → |
“At Market Xcel, we're dedicated to delivering high-quality results for our clients.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  American Directions Research Groupamericandirections.comHQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 344 contacts → |
“American Directions Research Group is one of the largest and most experienced market research survey providers in the United States.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Colvill Banks LTDcolvillbanks.comHQ: Fareham, United KingdomReported employees: 201-500 | Fareham, United Kingdom | 201-500 | Exact match | 309 contacts → |
“Colvill Banks are experts in candidate research and identification.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Fieldworkfieldwork.comHQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 285 contacts → |
“Fieldwork is a qualitative research partner.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Blackstone Groupbgglobal.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 229 contacts → |
“Blackstone Group is a full-service custom marketing research and consulting firm providing clients with actionable insights for over 25 years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Actionedge Research Services LLPaction-edge.comHQ: Ahmedabad, IndiaReported employees: 51-200 | Ahmedabad, India | 51-200 | Exact match | 227 contacts → |
“ActionEdge helps organizations turn questions into clarity through reliable market research and data collection.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  C&c Market Research, INCccmarketresearch.comHQ: Fort Smith, AR, United StatesReported employees: 501-1,000 | Fort Smith, AR, United States | 501-1,000 | Exact match | 217 contacts → |
“C&C Market Research is an industry leading market research field service firm based in Fort Smith, AR, which owns and operates over 36 research facilities in major markets all…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Kudos Researchkudosresearch.comHQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 213 contacts → |
“Kudos Research has been providing high value, competitively priced, market research services to both internal and external clients since 1986.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  CID Gallupcidgallup.comHQ: San José, Costa RicaReported employees: 201-500 | San José, Costa Rica | 201-500 | Exact match | 206 contacts → |
“CID Gallup, leader in market research, has all the tools to design the study that your company needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  DE LA Riva Groupdelarivagroup.comHQ: Mexico Df, MexicoReported employees: 51-200 | Mexico Df, Mexico | 51-200 | Exact match | 171 contacts → |
“De la Riva Group is one of the most trusted market research companies serving Fortune 500, private and government clients in North and South America.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Intellisurveyintellisurvey.comHQ: Irvine, CA, United StatesReported employees: 51-200 | Irvine, CA, United States | 51-200 | Exact match | 142 contacts → |
“IntelliSurvey provides software and services to help professional researchers make business decisions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Heidelberg, FranceReported employees: 51-200 | Heidelberg, France | 51-200 | Exact match | 136 contacts → |
“GIM is ranked among the ten most important full-service market research institutes in Germany and conducts international research in over 50 markets for brand name companies…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Focus Pointe Globalschlesingergroup.comHQ: Philadelphia, PA, United StatesReported employees: 501-1,000 | Philadelphia, PA, United States | 501-1,000 | Exact match | 130 contacts → |
“FPG provides high-quality marketing research data collection services by leveraging new techniques and technologies to make market insights more accessible, accurate, and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  The Link Grouptlg.comHQ: Durham, NC, United StatesReported employees: 51-200 | Durham, NC, United States | 51-200 | Exact match | 127 contacts → |
“At The Link Group, we make complexity feel simple.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Insights Opinioninsightsopinion.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 125 contacts → |
“Insights Opinion is an emerging global leader in research outsourcing, offering expert data collection services to large research and consulting firms.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Rahbar Bazaarrahbarbazaar.comHQ: Tehran, IranReported employees: 51-200 | Tehran, Iran | 51-200 | Exact match | 123 contacts → |
“Rahbar Bazaar is a full-service market research and insight consultancy with over two decades of experience delivering applied research and decision-support studies across a wide…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Markteffectmarkteffect.nlHQ: Eindhoven, NetherlandsReported employees: 51-200 | Eindhoven, Netherlands | 51-200 | Exact match | 118 contacts → |
“Markteffect is een strategisch marktonderzoeksbureau dat als one-stop-shop dient voor haar opdrachtgevers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Ipsos In Czech Republicipsos.czHQ: Praha 1, Czech RepublicReported employees: 201-500 | Praha 1, Czech Republic | 201-500 | Exact match | 117 contacts → |
“V dnešním rychle se měnícím světě jsou spolehlivé informace pro rozhodování důležitější než kdy předtím.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Ironwood Insights Group, LLCironwoodinsights.comHQ: Chandler, AZ, United StatesReported employees: 51-200 | Chandler, AZ, United States | 51-200 | Exact match | 111 contacts → |
“Ironwood Insights is a team of expert-level insights consultants who solve critical marketing and business problems for forward-thinking companies.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Brandessence Market Researchbrandessenceresearch.comHQ: Pune, IndiaReported employees: 51-200 | Pune, India | 51-200 | Exact match | 111 contacts → |
“BrandEssence Research is a global market research and consulting firm enabling organizations to make confident strategic decisions in an increasingly dynamic business environment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Focus Forwardfocusfwd.com HQ: Wayne, PA, United StatesReported employees: 11-50 | Wayne, PA, United States | 11-50 | Exact match | 111 contacts → |
“From nationwide recruiting & online sample services to coding, transcription, client list management and incentive processing, our expert team is all in.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  ISAisacorp.comHQ: Los Angeles, CA, United StatesReported employees: 501-1,000 | Los Angeles, CA, United States | 501-1,000 | Exact match | 105 contacts → |
“ISA offers real-time access to consumers through quick turn, high impact, custom research solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Maximum Researchmaximumresearch.comHQ: Cherry Hill, NJ, United StatesReported employees: 201-500 | Cherry Hill, NJ, United States | 201-500 | Exact match | 90 contacts → |
“MAXimum Research, Inc.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | MCM Researchmcm-research.com HQ: Almere, NetherlandsReported employees: 501-1,000 | Almere, Netherlands | 501-1,000 | Exact match | 89 contacts → |
“Together with our network of professional interviewers in the Netherlands, Belgium and France, we collect high-quality data through personal interviews.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Inkfishink.fish HQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 88 contacts → |
“Deeply Curious” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,760 company matches
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Interview research services: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,755 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,760 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Interview research services by location
10 lists · largest firstEvery Interview research services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Interview research services based in the United States479
- Interview research services based in the United Kingdom193
- Interview research services based in India149
- Interview research services based in France56
- Interview research services based in Brazil48
- Interview research services based in Canada46
- Interview research services based in Germany46
- Interview research services based in Australia36
- Interview research services based in the Netherlands27
- Interview research services based in Spain26
Questions about this company list
What does Exact match mean for interview research services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many interview research services did RevenueBase find worldwide?
The saved snapshot records 1,760 matching company records, 16,307 tracked contacts and 3,610 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 interview research services worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/interview-research-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 interview research services worldwide
RevenueBase records 1,760 matching company records for interview research services worldwide, with 16,307 tracked contacts and 3,610 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 interview research services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Market Xcelmarket-xcel.com HQ: New Delhi, IndiaReported employees: 501-1,000 | New Delhi, India | 501-1,000 | Exact match | 664 contacts → |
“At Market Xcel, we're dedicated to delivering high-quality results for our clients.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | American Directions Research Groupamericandirections.com HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 344 contacts → |
“American Directions Research Group is one of the largest and most experienced market research survey providers in the United States.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Colvill Banks LTDcolvillbanks.com HQ: Fareham, United KingdomReported employees: 201-500 | Fareham, United Kingdom | 201-500 | Exact match | 309 contacts → |
“Colvill Banks are experts in candidate research and identification.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Fieldworkfieldwork.com HQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 285 contacts → |
“Fieldwork is a qualitative research partner.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Blackstone Groupbgglobal.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 229 contacts → |
“Blackstone Group is a full-service custom marketing research and consulting firm providing clients with actionable insights for over 25 years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Actionedge Research Services LLPaction-edge.com HQ: Ahmedabad, IndiaReported employees: 51-200 | Ahmedabad, India | 51-200 | Exact match | 227 contacts → |
“ActionEdge helps organizations turn questions into clarity through reliable market research and data collection.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | C&c Market Research, INCccmarketresearch.com HQ: Fort Smith, AR, United StatesReported employees: 501-1,000 | Fort Smith, AR, United States | 501-1,000 | Exact match | 217 contacts → |
“C&C Market Research is an industry leading market research field service firm based in Fort Smith, AR, which owns and operates over 36 research facilities in major markets all…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Kudos Researchkudosresearch.com HQ: London, United KingdomReported employees: Not recorded | London, United Kingdom | Not recorded | Exact match | 213 contacts → |
“Kudos Research has been providing high value, competitively priced, market research services to both internal and external clients since 1986.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | CID Gallupcidgallup.com HQ: San José, Costa RicaReported employees: 201-500 | San José, Costa Rica | 201-500 | Exact match | 206 contacts → |
“CID Gallup, leader in market research, has all the tools to design the study that your company needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | DE LA Riva Groupdelarivagroup.com HQ: Mexico Df, MexicoReported employees: 51-200 | Mexico Df, Mexico | 51-200 | Exact match | 171 contacts → |
“De la Riva Group is one of the most trusted market research companies serving Fortune 500, private and government clients in North and South America.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Intellisurveyintellisurvey.com HQ: Irvine, CA, United StatesReported employees: 51-200 | Irvine, CA, United States | 51-200 | Exact match | 142 contacts → |
“IntelliSurvey provides software and services to help professional researchers make business decisions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Heidelberg, FranceReported employees: 51-200 | Heidelberg, France | 51-200 | Exact match | 136 contacts → |
“GIM is ranked among the ten most important full-service market research institutes in Germany and conducts international research in over 50 markets for brand name companies…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Focus Pointe Globalschlesingergroup.com HQ: Philadelphia, PA, United StatesReported employees: 501-1,000 | Philadelphia, PA, United States | 501-1,000 | Exact match | 130 contacts → |
“FPG provides high-quality marketing research data collection services by leveraging new techniques and technologies to make market insights more accessible, accurate, and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | The Link Grouptlg.com HQ: Durham, NC, United StatesReported employees: 51-200 | Durham, NC, United States | 51-200 | Exact match | 127 contacts → |
“At The Link Group, we make complexity feel simple.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Insights Opinioninsightsopinion.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 125 contacts → |
“Insights Opinion is an emerging global leader in research outsourcing, offering expert data collection services to large research and consulting firms.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Rahbar Bazaarrahbarbazaar.com HQ: Tehran, IranReported employees: 51-200 | Tehran, Iran | 51-200 | Exact match | 123 contacts → |
“Rahbar Bazaar is a full-service market research and insight consultancy with over two decades of experience delivering applied research and decision-support studies across a wide…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Markteffectmarkteffect.nl HQ: Eindhoven, NetherlandsReported employees: 51-200 | Eindhoven, Netherlands | 51-200 | Exact match | 118 contacts → |
“Markteffect is een strategisch marktonderzoeksbureau dat als one-stop-shop dient voor haar opdrachtgevers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ipsos In Czech Republicipsos.cz HQ: Praha 1, Czech RepublicReported employees: 201-500 | Praha 1, Czech Republic | 201-500 | Exact match | 117 contacts → |
“V dnešním rychle se měnícím světě jsou spolehlivé informace pro rozhodování důležitější než kdy předtím.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ironwood Insights Group, LLCironwoodinsights.com HQ: Chandler, AZ, United StatesReported employees: 51-200 | Chandler, AZ, United States | 51-200 | Exact match | 111 contacts → |
“Ironwood Insights is a team of expert-level insights consultants who solve critical marketing and business problems for forward-thinking companies.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Brandessence Market Researchbrandessenceresearch.com HQ: Pune, IndiaReported employees: 51-200 | Pune, India | 51-200 | Exact match | 111 contacts → |
“BrandEssence Research is a global market research and consulting firm enabling organizations to make confident strategic decisions in an increasingly dynamic business environment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Focus Forwardfocusfwd.com HQ: Wayne, PA, United StatesReported employees: 11-50 | Wayne, PA, United States | 11-50 | Exact match | 111 contacts → |
“From nationwide recruiting & online sample services to coding, transcription, client list management and incentive processing, our expert team is all in.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | ISAisacorp.com HQ: Los Angeles, CA, United StatesReported employees: 501-1,000 | Los Angeles, CA, United States | 501-1,000 | Exact match | 105 contacts → |
“ISA offers real-time access to consumers through quick turn, high impact, custom research solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Maximum Researchmaximumresearch.com HQ: Cherry Hill, NJ, United StatesReported employees: 201-500 | Cherry Hill, NJ, United States | 201-500 | Exact match | 90 contacts → |
“MAXimum Research, Inc.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | MCM Researchmcm-research.com HQ: Almere, NetherlandsReported employees: 501-1,000 | Almere, Netherlands | 501-1,000 | Exact match | 89 contacts → |
“Together with our network of professional interviewers in the Netherlands, Belgium and France, we collect high-quality data through personal interviews.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Inkfishink.fish HQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 88 contacts → |
“Deeply Curious” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Interview research services: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,755 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,760 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Interview research services by location
10 lists · largest firstEvery Interview research services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Interview research services based in the United States479
- Interview research services based in the United Kingdom193
- Interview research services based in India149
- Interview research services based in France56
- Interview research services based in Brazil48
- Interview research services based in Canada46
- Interview research services based in Germany46
- Interview research services based in Australia36
- Interview research services based in the Netherlands27
- Interview research services based in Spain26
Questions about this company list
What does Exact match mean for interview research services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many interview research services did RevenueBase find worldwide?
The saved snapshot records 1,760 matching company records, 16,307 tracked contacts and 3,610 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 interview research services worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/interview-research-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗