Company lists · Data verified August 2026

Top 25 Behavioral science consulting firms based in the United States

Name: Behavioral science 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 4,001 companies tracked

There are 4,001 behavioral science consulting firms headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 47,480 professional contacts across them, including 17,186 with verified work emails and 15,645 with mobile numbers. New York is the largest hub.

This list covers behavioral science 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.

4,001Companies

47,480Contacts tracked

17,186Verified emails

15,645Mobile numbers

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The 25 largest behavioral science consulting firms based in the United States

Ranked by team size

Top 25 of 4,001 behavioral science 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	Accenture Strategy & Consulting	Chicago, IL	5,001-10,000	5,494	1,541
2	Strategy	New York, NY	1,001-5,000	5,135	2,060
3	MU Sigma INC	Austin, TX	1,001-5,000	3,761	666
4	Heidrick & Struggles	Chicago, IL	1,001-5,000	3,363	1,552
5	Maritz	St. Louis, MO	1,001-5,000	3,286	1,672
6	SEI	Philadelphia, PA	501-1,000	611	513
7	Mindgym	New York	201-500	441	198
8	Fors Marsh	Jacksonville, FL	201-500	405	332
9	MHN	San Rafael, CA	201-500	348	10
10	Prescouter, INC	Chicago, IL	201-500	323	75
11	Human Resources Research Organization Humrro	Minneapolis, MN	201-500	250	171
12	Neuroleadership Institute	New York, NY	51-200	235	123
13	PSB Insights	Los Angeles, CA	51-200	206	64
14	Luth Research	San Diego, CA	201-500	201	62
15	ICF Macro	Fairfax, VA	5,001-10,000	198	14
16	Ks&r	Syracuse, NY	51-200	176	65
17	CMB	Boston, MA	51-200	173	97
18	Aiir Consulting	Bala Cynwyd, PA	51-200	132	82
19	Ideas42	Washington, DC	51-200	125	77
20	Public Knowledge	Cheyenne, WY	51-200	104	69
21	M A R C Research	Plano, TX	51-200	94	53
22	Norton Staffing & Recruiting Group	Boston, MA	501-1,000	94	2
23	Bluelabs	Washington, DC	51-200	90	62
24	NTL Institute	Baltimore, MD	201-500	89	15
25	Revelations Counseling & Consulting	Fredericksburg, VA	201-500	87	41

Showing 25 of 4,001 behavioral science consulting firms based in the United States

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Behavioral science consulting firms based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 181 HQs

15,645Contacts with mobile numbers

94Emails re-verified in last 30 days

Companies by employee count

1-10

3,148

11-50

661

51-200

143

201-500

501-1,000

1,001-5,000

5,001-10,000

Behavioral science consulting firms by metro

Metro	Companies
Behavioral science consulting firms in New York	181
Behavioral science consulting firms in Chicago	120
Behavioral science consulting firms in Atlanta	94
Behavioral science consulting firms in Washington	91
Behavioral science consulting firms in Los Angeles	82
Behavioral science consulting firms in Austin	69
Behavioral science consulting firms in Boston	67

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 “behavioral science 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; 94 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 behavioral science consulting firms are there based in the United States?

There are 4,001 behavioral science consulting firms headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Accenture Strategy & Consulting, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most behavioral science consulting firms?

New York leads with 181 headquartered companies, followed by Chicago (120) and Atlanta (94).

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 17,186 verified decision-maker contacts tracked across these 4,001 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.

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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.