Company lists · Data verified August 2026

Top 25 Board diversity consulting firms based in the United States

Name: Board diversity consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 551 companies tracked

There are 551 board diversity consulting firms headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 6,796 professional contacts across them, including 2,468 with verified work emails and 2,276 with mobile numbers. New York is the largest hub.

This list covers board diversity consulting firms headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

551Companies

6,796Contacts tracked

2,468Verified emails

2,276Mobile numbers

Unlock all 551 companies Free account · no credit card · 2 minutes

The 25 largest board diversity consulting firms based in the United States

Ranked by team size

Top 25 of 551 board diversity consulting firms based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Heidrick & Struggles	Chicago, IL	1,001-5,000	3,363	1,552
2	True Search	Darien, CT	501-1,000	796	65
3	Uber Search Partners	Los Angeles, CA	11-50	129	1
4	Chapmancg	Atlanta	51-200	71	38
5	Boardsource	Washington, DC	11-50	53	18
6	On-Ramps	NY	11-50	50	26
7	Vanderbloemen	Houston, TX	11-50	46	23
8	Alford Group	Seattle, WA	11-50	46	22
9	DDJ Myers, An ALM First Company	Phoenix, AZ	11-50	42	10
10	Gomez Partners	Oak Brook, IL	11-50	37	2
11	Hedley MAY	New York, NY	11-50	35	27
12	National Institute Of Minority Economic Development	Durham, NC	51-200	26	19
13	Howard Fischer Associates	Cupertino, CA	11-50	25	13
14	Talentbloom, LLC	Bellevue, WA	11-50	22	13
15	Adelante Partners INC	Los Angeles, CA	11-50	21	10
16	Illumyn Impact	Oakland, CA	11-50	21	6
17	Morten Group, LLC	Chicago, IL	11-50	20	16
18	Rich Talent Group	San Francisco, CA	11-50	20	11
19	Trewstar Corporate Board Services	New York	11-50	17	12
20	Phillips Oppenheim	York	11-50	16	11
21	G&h International Services, INC	Falls Church	11-50	16	5
22	Roundtable Strategy Advisors	Boston, MA	51-200	14	5
23	Ellig Group	New York, NY	11-50	13	9
24	Exponential Talent LLC	Alameda, CA	11-50	13	5
25	Wb&b Executive Search And Talent Solutions	Garden City, NY	11-50	12	2

Showing 25 of 551 board diversity consulting firms based in the United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,468 reachable decision-makers.

Free account · no credit card

See all 551 companies

Board diversity consulting firms based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 47 HQs

2,276Contacts with mobile numbers

13Emails re-verified in last 30 days

Companies by employee count

1-10

448

11-50

51-200

201-500

501-1,000

1,001-5,000

Board diversity consulting firms by metro

Metro	Companies
Board diversity consulting firms in New York	47
Board diversity consulting firms in Chicago	28
Board diversity consulting firms in Washington	21
Board diversity consulting firms in Seattle	17
Board diversity consulting firms in Los Angeles	15
Board diversity consulting firms in San Francisco	14
Board diversity consulting firms in Boston	11

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “board diversity consulting firms”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 13 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many board diversity consulting firms are there based in the United States?

There are 551 board diversity consulting firms headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Heidrick & Struggles, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most board diversity consulting firms?

New York leads with 47 headquartered companies, followed by Chicago (28) and Washington (21).

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 2,468 verified decision-maker contacts tracked across these 551 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 551 board diversity consulting firms based in the United States. Start with a free account, no credit card.

Get the full list

Related lists

Board diversity consulting firms by geography

Browse the directory

Browse: Companies home · All United States lists · All Board diversity consulting firms lists · New lists

About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.