Company lists · Data refreshed September 2026

Top 25 Research and advisory firms worldwide

Name: Research and advisory firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 34,701 companies tracked

RevenueBase identified 34,701 company matches for research and advisory firms worldwide as of September 2026 and tracks 421,155 professional contacts across them, including 120,082 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for research and advisory firms 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 research and advisory firms 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

34,701Companies

421,155Contacts tracked

120,082Verified emails

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The 25 largest research and advisory firms worldwide

Ranked by team size

Top 25 of 34,701 company matches for research and advisory firms 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Morningstar	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 2026	10001+	11,150 contacts →
	Exact match “Morningstar, Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	GLG	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	10,375 contacts →
	Exact match “GLG is the world’s leading platform for trusted human expertise, connecting decision makers to the precise intelligence they need to gain a strategic edge.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Kearney	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 2026	5,001-10,000	6,978 contacts →
	Exact match “As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Acuity Knowledge Partners	Exact match	London, United KingdomHQ recorded Sep 21, 2026	5,001-10,000	5,009 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
5	L.E.K. Consulting	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	4,093 contacts →
	Exact match “L.E.K.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Guidepoint	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	3,928 contacts →
	Exact match “Guidepoint is a research enablement platform designed to advance understanding and empower our clients’ decision-making process.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Lazard	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	3,912 contacts →
	Exact match “Founded in 1848, Lazard is the preeminent financial advisory and asset management firm, with operations in North and South America, Europe, the Middle East, Asia, and Australia.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Evercore	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	3,296 contacts →
	Exact match “Evercore (NYSE: EVR) is a premier global independent investment banking advisory firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Monitor Deloitte	Exact match	United StatesHQ recorded Sep 21, 2026	5,001-10,000	3,116 contacts →
	Exact match “To navigate the future with confidence, organizations need to make and act upon the right choices: clear, timely and inspirational choices that deliver growth in a dynamic…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Forrester	Exact match	Cambridge, MA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	3,071 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
11	NRI Group	Exact match	Chiyoda-ku, JapanHQ recorded Sep 21, 2026	10001+	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
12	Third Bridge Group	Exact match	London, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	2,422 contacts →
	Exact match “Third Bridge is a leading global investment research firm established in 2007.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	CLSA	Exact match	Hong Kong, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	2,395 contacts →
	Exact match “CITIC CLSA is a wholly-owned subsidiary of CITIC Securities and its overseas business platform.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Arthur D. Little	Exact match	Brussels, BelgiumHQ recorded Sep 21, 2026	1,001-5,000	2,186 contacts →
	Exact match “As people, organizations and societies embrace change at pace, its leaders must anticipate, innovate and transform ever faster.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	J.S. Held LLC	Exact match	Jericho, NY, PalestineHQ recorded Sep 21, 2026	1,001-5,000	1,954 contacts →
	Exact match “J.S.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	TENEO	Exact match	New York City, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,930 contacts →
	Exact match “Teneo is the global CEO advisory firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Marketsandmarkets	Exact match	Pune, IndiaHQ recorded Sep 21, 2026	1,001-5,000	1,862 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
18	FGS Global	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,814 contacts →
	Exact match “FGS Global is the strategic leadership advisory for a complex world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Analysis Group	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,781 contacts →
	Exact match “Analysis Group is one of the largest international economics consulting firms, with more than 1,500 professionals across 15 offices in North America, Europe, and Asia.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	ISG Information Services Group	Exact match	Stamford, CT, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,736 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
21	Brunswick Group	Exact match	London, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	1,563 contacts →
	Exact match “Brunswick is a global advisory firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Info-Tech Research Group	Exact match	London, ON, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	1,519 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
23	Lincoln International	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,489 contacts →
	Exact match “Lincoln International, Inc.(NYSE: LCLN) is a trusted investment banking advisor to business owners and senior executives of leading private equity firms and their portfolio…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Charles River Associates	Exact match	Boston, MA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,479 contacts →
	Exact match “Charles River Associates (CRA) is a global consulting firm specializing in litigation, regulatory, financial, and management consulting.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Mintel	Exact match	London, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	1,475 contacts →
	Exact match “At Mintel, we empower businesses to navigate the future with confidence.” Recorded in the RevenueBase company graph · Sep 21, 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 “research and advisory firms”. 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 34,701 research and advisory firms worldwide

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Research and advisory firms worldwide at a glance

As of Sep 21, 2026

28.5%Verified-email coverage

12.1Average contacts per company

1-10Median size (employees)

4.1%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

22,851

11-50

8,794

51-200

2,138

201-500

489

501-1,000

155

1,001-5,000

111

5,001-10,000

10001+

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 research and advisory firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “research and advisory firms” 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 120,082 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.

Research and advisory firms by location

173 lists · largest first

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

How many research and advisory firms are there worldwide?

RevenueBase identified 34,701 company matches for research and advisory firms 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?

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

Which country has the most research and advisory firms?

The United States leads with 7,684 companies, followed by India (2,992) and the United Kingdom (2,667). Every research and advisory firms list by country and city is linked on this page.

Which city has the most research and advisory firms?

London leads with 1437 company records, followed by New York (868) and Paris (551).

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 120,082 professional contacts with verified work emails tracked across these 34,701 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.