Company lists · Data refreshed September 2026

Top 25 IT research and advisory companies worldwide

RevenueBase identified 7,389 company matches for IT research and advisory companies worldwide as of September 2026 and tracks 146,245 professional contacts across them, including 48,582 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for IT research and advisory companies 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 21, 2026. Country and city lists for IT research and advisory companies 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
7,389Companies
146,245Contacts tracked
48,582Verified emails
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The 25 largest IT research and advisory companies worldwide

Ranked by team size
Top 25 of 7,389 company matches for IT research and advisory companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchStamford, CT, United StatesHQ recorded Sep 21, 202610001+22,675 contacts →

Exact match

“We deliver actionable, objective business and technology insights.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 21, 20265,001-10,0005,009 contacts →

Exact match

“Acuity Knowledge Partners (Acuity) is a leading provider of bespoke research, analytics and technology solutions to the financial services sector, including asset managers…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchChêne-bourg, SwitzerlandHQ recorded Sep 21, 20265,001-10,0004,824 contacts →

Exact match

“Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchBoston, MA, United StatesHQ recorded Sep 21, 20261,001-5,0003,681 contacts →

Exact match

“International Data Corporation (IDC) is the technology intelligence layer of the AI economy.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchKronberg Im Taunus, GermanyHQ recorded Sep 21, 202610001+3,644 contacts →

Exact match

“Über Accenture: Wir sind die weltweit führenden Berater für Strategie, Management, Digitalisierung, Technologie, Outsourcing und Business Transformation.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchCambridge, MA, United StatesHQ recorded Sep 21, 20261,001-5,0003,071 contacts →

Exact match

“Forrester is one of the most influential research and advisory firms in the world.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchChiyoda-ku, JapanHQ recorded Sep 21, 202610001+2,979 contacts →

Exact match

“We align our goals with our clients’ goals – a true partnership that ensures shared success.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchNew York City, NY, United StatesHQ recorded Sep 21, 2026n/a2,569 contacts →

Exact match

“Computerworld from Foundry is recognized as the most trusted resource to Enterprise IT Leaders at all management levels seeking to align their business and technology goals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchPune, IndiaHQ recorded Sep 21, 20261,001-5,0001,862 contacts →

Exact match

“Founded in 2009, MarketsandMarkets recognized uncharted business potentials within disruptive trends, forecasting a surge of $25 trillion in new B2B revenues by 2030.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchStamford, CT, United StatesHQ recorded Sep 21, 20261,001-5,0001,736 contacts →

Exact match

“ISG (Nasdaq: is a global AI-centered technology research and advisory firm.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchLondon, ON, United KingdomHQ recorded Sep 21, 20261,001-5,0001,519 contacts →

Exact match

“Info-Tech Research Group is the “get things done” partner for over IT leaders worldwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchDallas-fort Worth, TX, United StatesHQ recorded Sep 21, 2026501-1,0001,307 contacts →

Exact match

“Everest Group is a leading research firm that applies research to people’s day-to-day business problems.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchHyderabad, IndiaHQ recorded Sep 21, 20261,001-5,0001,260 contacts →

Exact match

“GD Research Center Pvt.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchKifisia, GreeceHQ recorded Sep 21, 20261,001-5,0001,171 contacts →

Exact match

“Η Accenture είναι ηγέτιδα εταιρεία παροχής συμβουλευτικών υπηρεσιών σε παγκόσμιο επίπεδο, δημιουργώντας απτή αξία με ταχύτητα και σε μεγάλη κλίμακα.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchMilano, ItalyHQ recorded Sep 21, 20261,001-5,0001,030 contacts →

Exact match

“Spindox è un gruppo di consulenza tecnologica che aiuta le imprese a dare direzione alla tecnologia.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchHanoi, VietnamHQ recorded Sep 21, 20261,001-5,000766 contacts →

Exact match

“VMO - a proud member of the ALTEN Group, a global leader in engineering and IT services with over employees worldwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchQuébec, QC, CanadaHQ recorded Sep 21, 2026501-1,000742 contacts →

Exact match

“A consulting firm providing technology solutions and advisory services to both private and public sector organizations.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchMumbai, IndiaHQ recorded Sep 21, 2026501-1,000734 contacts →

Exact match

“We are a global research analytics and advisory firm with over 20 years of experience in helping organizations take strategic business and investment decisions fearlessly and with…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026501-1,000734 contacts →

Exact match

“Founded in 2007, Jasper Colin is a leading provider of comprehensive research and analytics services, powered by technology and backed by a growing team of industry experts.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchBoulder, CO, United StatesHQ recorded Sep 21, 2026n/a684 contacts →

Exact match

“Enterprise Management Associates (EMA) is the leading independent industry analyst and consulting firm dedicated to the IT Management market.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchNeedham, MA, United StatesHQ recorded Sep 21, 20261,001-5,000677 contacts →

Exact match

“International Data Group (IDG) is the parent organization of International Data Corporation (IDC), the technology intelligence layer of the AI economy.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500671 contacts →

Exact match

“VISASQ/COLEMAN was established as a partnership between VisasQ Inc, Asia’s top expert network and the only publicly traded company in this field, and Coleman Research, a trusted…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchBoston, MA, United StatesHQ recorded Sep 21, 2026501-1,000669 contacts →

Exact match

“In 2020, Altman Vilandrie & Company and Solon Management Consulting cemented a decades-long partnership across the Atlantic to form Altman Solon, the world’s largest global…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 21, 2026501-1,000651 contacts →

Exact match

“Infiniti Research is a leading provider of market intelligence and customer intelligence solutions with 20+ years’ experience spanning across 20+ industries.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchCoimbatore, IndiaHQ recorded Sep 21, 2026501-1,000625 contacts →

Exact match

“Pathfinder Business Analysis, globally recognized firm offering IT & ITES solutions, business consultancy and services, was instigated in the year 2008.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 7,389 IT research and advisory companies worldwide

See the full list, filter by size, metro and specialty, and access 48,582 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT research and advisory companies worldwide at a glance

As of Sep 21, 2026
33.2%Verified-email coverage
19.8Average contacts per company
1-10Median size (employees)
3.1%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
4,220
11-50
2,125
51-200
740
201-500
167
501-1,000
64
1,001-5,000
40
5,001-10,000
12
10001+
8

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 IT research and advisory companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “IT research and advisory companies” 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 48,582 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 21, 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.

IT research and advisory companies by location

41 lists · largest first

Every IT research and advisory companies 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 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 “IT research and advisory companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT research and advisory companies are there worldwide?

RevenueBase identified 7,389 company matches for IT research and advisory companies 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?

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

Which country has the most IT research and advisory companies?

The United States leads with 1,949 companies, followed by India (955) and the United Kingdom (456). Every IT research and advisory companies list by country and city is linked on this page.

Which city has the most IT research and advisory companies?

London leads with 230 company records, followed by Pune (181) and New York (133).

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 48,582 professional contacts with verified work emails tracked across these 7,389 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 21, 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.