Company lists · Data refreshed September 2026

Top 25 Survey research call centers worldwide

RevenueBase identified 1,214 survey research call centers worldwide as of September 2026 and tracks 21,929 professional contacts across them, including 4,000 with verified work emails. The United States is the largest market and New Delhi the largest hub.

This list covers survey research call centers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026. Country and city lists for survey research call centers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
1,214Companies
21,929Contacts tracked
4,000Verified emails
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The 25 largest survey research call centers worldwide

Ranked by team size
Top 25 of 1,214 survey research call centers worldwide, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to survey research call centers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20265,001-10,000821 contacts →

Indirect evidence

“In our world of rapid change, the need for reliable information to make confident decisions has never been greater.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceNew Delhi, IndiaHQ checked Sep 29, 2026501-1,000664 contacts →

Indirect evidence

“At Market Xcel, we're dedicated to delivering high-quality results for our clients.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceDelhi, IndiaHQ checked Sep 29, 2026201-500392 contacts →

Indirect evidence

“NSMX (NS Matrix Services Pvt.”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceSan Marcos, TX, United StatesHQ checked Sep 29, 20261,001-5,000374 contacts →

Partial evidence

“ReconMR is a multi-modal data collection company specializing in healthcare, transportation, energy, financial services, opinion polling, political polling, public policy survey…”

Source: RevenueBase Database · checked Sep 29, 2026
5Strong evidenceWashington, DC, United StatesHQ checked Sep 29, 2026201-500344 contacts →

Strong evidence

“American Directions Research Group is one of the largest and most experienced market research survey providers in the United States.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceParis, United StatesHQ checked Sep 29, 202651-200341 contacts →

Indirect evidence

“Fondé en 1938 par le sociologue Jean Stoetzel, l’Ifop est le pionnier de la méthode des sondages et le premier à déployer en France des enquêtes d’opinion publique.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceIselin, NJ, United StatesHQ checked Sep 29, 20261,001-5,000284 contacts →

Partial evidence

“Schlesinger Group is a technology-led data company that delivers a broad range of qualitative and quantitative research solutions to connect human answers to business questions as…”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceToronto, ON, CanadaHQ checked Sep 29, 2026201-500277 contacts →

Partial evidence

“The Logit Group is an innovative, technology-driven research execution company.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceUnited StatesHQ checked Sep 29, 2026201-500239 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceChicago, IL, United StatesHQ checked Sep 29, 202651-200229 contacts →

Partial evidence

“Blackstone Group is a full-service custom marketing research and consulting firm providing clients with actionable insights for over 25 years.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceAhmedabad, IndiaHQ checked Sep 29, 202651-200227 contacts →

Partial evidence

“ActionEdge helps organizations turn questions into clarity through reliable market research and data collection.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceCalabasas, CA, United StatesHQ checked Sep 29, 202651-200224 contacts →

Indirect evidence

“InnovateMR is a full-service sampling and ResTech company that delivers faster, quality insights from business and consumer audiences utilizing cutting-edge technologies to…”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceFort Smith, AR, United StatesHQ checked Sep 29, 2026501-1,000217 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
14Strong evidenceOrem, UT, United StatesHQ checked Sep 29, 2026501-1,000216 contacts →

Strong evidence

“Venture Data is a national survey research firm based in Orem, Utah.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026n/a213 contacts →

Partial evidence

“Kudos Research has been providing high value, competitively priced, market research services to both internal and external clients since 1986.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceAriana, TunisiaHQ checked Sep 29, 2026201-500212 contacts →

Indirect evidence

“Growing quickly in its field of activities, Voicecom earned a big part in the national and international market.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceColorado Springs, CO, United StatesHQ checked Sep 29, 2026201-500198 contacts →

Partial evidence

“Luce Research is located in beautiful Colorado Springs, Colorado.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceParis, FranceHQ checked Sep 29, 202651-200176 contacts →

Indirect evidence

“Fondé en sur cette idée radicalement innovante pour l’époque, OpinionWay a été précurseur dans le renouvellement des pratiques de la profession des études marketing et d’opinion.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceNoida, IndiaHQ checked Sep 29, 202651-200175 contacts →

Partial evidence

“Vmak Research & Services, LLC is a full service Market Research agency specializing in Technology spaces, Telecom, Consumer Products, Media and Healthcare.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceUnited StatesHQ checked Sep 29, 20261,001-5,000165 contacts →

Indirect evidence

“At Opinionology (formerly Western Wats), it's the questions that drive us.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidencePasig City, PhilippinesHQ checked Sep 29, 202651-200153 contacts →

Indirect evidence

“In 1974, we were babies in a newborn industry.”

Source: RevenueBase Database · checked Sep 29, 2026
22Partial evidenceSpring, TX, United StatesHQ checked Sep 29, 202651-200152 contacts →

Partial evidence

“Promark Research Corporation is headquartered in Spring, Texas, a few miles North of Houston.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceOttawa, ON, CanadaHQ checked Sep 29, 2026201-500149 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceLongwood, FL, United StatesHQ checked Sep 29, 202611-50135 contacts →

Indirect evidence

“Staed by seasoned data collection experts, Opinion Access is the industry leader offering multi-modal data collection services via Online and CATI.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceIsraelHQ checked Sep 29, 20261,001-5,000127 contacts →

Indirect evidence

“בזק און ליין היא חברה בבעלות מלאה של בזק והיא מתמחה, מאז הווסדה בשנת 2001, בהקמה, ניהול ותפעול של מוקדים טלפוניים במגוון תחומים ועולמות תוכן:* מוקדי שירות ומידע * מוקדי מכירות…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 1,214 survey research call centers worldwide

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Survey research call centers worldwide at a glance

As of Sep 29, 2026
18.2%Verified-email coverage
18.1Average contacts per company
11-50Median size (employees)
3.5%Largest-city concentration · New Delhi
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
465
11-50
481
51-200
182
201-500
48
501-1,000
14
1,001-5,000
12
5,001-10,000
4
10001+
6

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among survey research call centers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for survey research call centers are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “survey research call centers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names survey research call centers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among survey research call centers, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 4,000 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Survey research call centers by location

10 lists · largest first

Every Survey research call centers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names survey research call centers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many survey research call centers are there worldwide?

RevenueBase identified 1,214 survey research call centers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Ipsos In US, headquartered in New York, tops this list with the largest team on record.

Which country has the most survey research call centers?

The United States leads with 275 companies, followed by India (150) and Canada (54). Every survey research call centers list by country and city is linked on this page.

Which city has the most survey research call centers?

New Delhi leads with 43 headquartered companies, followed by London (25) and Toronto (17).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,000 verified decision-maker contacts tracked across these 1,214 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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.