Company lists · Data verified August 2026

Top 25 Biosecurity consulting firms based in the United States

Name: Biosecurity 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 537 companies tracked

There are 537 biosecurity consulting firms headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 6,544 professional contacts across them, including 2,143 with verified work emails and 2,728 with mobile numbers. Washington is the largest hub.

This list covers biosecurity 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.

537Companies

6,544Contacts tracked

2,143Verified emails

2,728Mobile numbers

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The 25 largest biosecurity consulting firms based in the United States

Ranked by team size

Top 25 of 537 biosecurity 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	IEM	Baton Rouge, LA	501-1,000	1,173	623
2	Brosnan Risk Consultants	Newhall, CA	5,001-10,000	1,047	188
3	CTEH	Carlsbad, CA	201-500	366	211
4	Sprague Pest Solutions	Eugene, OR	201-500	241	115
5	Mindpoint Group, A Tyto Athene Company	Reston, VA	1,001-5,000	208	7
6	Sobran-Inc	Falls Church, VA	201-500	205	16
7	Signature Science, LLC	Charlottesville, VA	201-500	179	7
8	Biofire Defense	Salt Lake City, UT	201-500	148	99
9	Dynport Vaccine Company Llc, A Gdit Company	Frederick, MD	51-200	124	1
10	Tunnell Government Services, INC	Bethesda, MD	51-200	107	68
11	Iparametrics, LLC	Alpharetta, GA	51-200	87	47
12	Watermark Risk Management International, LLC	Triangle, VA	51-200	71	1
13	BLH Technologies, INC	Rockville, MD	51-200	69	30
14	Eagle Health A Cape FOX Company	Chantilly, VA	51-200	58	1
15	Strategic Engineering Solutions	Arlington, VA	51-200	57	39
16	STCI	Fort Myers, FL	51-200	49	1
17	The Mcconnell Group, INC	Landover, MD	51-200	40	7
18	Deer Brook Consulting	Portland, ME	51-200	39	28
19	Defense Consulting Services, LLC	San Antonio, TX	51-200	39	9
20	Integrated Solutions Consulting	Chicago, IL	51-200	37	19
21	Continuity Operations Group, LLC	Mclean, VA	51-200	37	2
22	PHC Global	Remote	51-200	32	15
23	The Olson Group, LTD	Alexandria, VA	51-200	29	15
24	Icon Government And Public Health Solutions	Blue Bell, PA	201-500	29	9
25	Foresight Security Consulting	Portland, OR	51-200	27	14

Showing 25 of 537 biosecurity consulting firms based in the United States

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Biosecurity consulting firms based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

WashingtonLargest hub · 17 HQs

2,728Contacts with mobile numbers

14Emails re-verified in last 30 days

Companies by employee count

1-10

379

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Biosecurity consulting firms by metro

Metro	Companies
Biosecurity consulting firms in Washington	17
Biosecurity consulting firms in Atlanta	13
Biosecurity consulting firms in New York	8
Biosecurity consulting firms in Arlington	7
Biosecurity consulting firms in San Diego	5
Biosecurity consulting firms in Los Angeles	5
Biosecurity consulting firms in San Francisco	5

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 “biosecurity 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; 14 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 biosecurity consulting firms are there based in the United States?

There are 537 biosecurity consulting firms headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

IEM, headquartered in Baton Rouge, tops this list with the largest team on record.

Which city has the most biosecurity consulting firms?

Washington leads with 17 headquartered companies, followed by Atlanta (13) and New York (8).

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 2,143 verified decision-maker contacts tracked across these 537 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.