Skip to main content

Company lists · Data verified August 2026

Top 25 Corporate security consultants based in the United States

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 2,975 companies tracked

There are 2,975 corporate security consultants headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 99,914 professional contacts across them, including 9,374 with verified work emails and 30,366 with mobile numbers. New York is the largest hub.

This list covers corporate security consultants 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.

2,975Companies
99,914Contacts tracked
9,374Verified emails
30,366Mobile numbers
Unlock all 2,975 companies Free account · no credit card · 2 minutes

The 25 largest corporate security consultants based in the United States

Ranked by team size
Top 25 of 2,975 corporate security consultants 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.
#CompanyHQEmployeesContactsVerified emails
1Securitas Security Services Usa, INCBoise, ID10001+38,6501,761
2U.S. Security Associates, INCSalt Lake City, UT10001+3,60042
3Security Industry SpecialistsMiami, FL5,001-10,0002,503241
4Universal Services Of AmericaSan Francisco, CA10001+2,077145
5HSSDenver, CO5,001-10,0001,72862
6GuardsmarkNew York, NY10001+1,3751
7Titan Security GroupChicago, IL1,001-5,0001,133219
8Andrews InternationalBurbank, CA10001+1,0843
9St. Moritz Security Services, INCDallas, TX5,001-10,0001,057187
10Brosnan Risk ConsultantsNewhall, CA5,001-10,0001,047188
11First Coast SecurityTampa, FL1,001-5,000920109
12BAY Alarm CompanyHayward, CA1,001-5,000795387
13SecuramericaAtlanta, GA5,001-10,0007834
14Northeast Security INCWestwood, MA1,001-5,000744185
15Omniplex World Services CorporationHerndon, VA1,001-5,000682137
16United Protective ServicesDallas, TX1,001-5,00067063
17Professional Security Consultants, INCLos Angeles, CA1,001-5,0006224
18DK SecurityGrand Rapids, MI1,001-5,00057031
19Security AllianceMiami, FL1,001-5,00055130
20Ranger AmericanSan Juan1,001-5,00051134
21Securitas UAEAbu Dhabi10001+48827
22Summit Security Services, INCNew Haven, CT1,001-5,0004281
23American Security & InvestigationsOmaha, NE1,001-5,00040425
24Cambridge Security Services CorpFort Lauderdale, FL1,001-5,00034324
25Doyle Security Services, Inc. DSSPlantation, FL1,001-5,00027340

Showing 25 of 2,975 corporate security consultants based in the United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 9,374 reachable decision-makers.

Free account · no credit card

See all 2,975 companies

Corporate security consultants based in the United States at a glance

As of Aug 28, 2026
11-50Median size (employees)
New YorkLargest hub · 97 HQs
30,366Contacts with mobile numbers
15Emails re-verified in last 30 days

Companies by employee count

1-10
1,385
11-50
879
51-200
439
201-500
143
501-1,000
55
1,001-5,000
45
5,001-10,000
10
10001+
12

Corporate security consultants by metro

MetroCompanies
Corporate security consultants in New York97
Corporate security consultants in Houston72
Corporate security consultants in Los Angeles69
Corporate security consultants in Miami55
Corporate security consultants in Atlanta52
Corporate security consultants in Washington45
Corporate security consultants in Chicago42

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 “corporate security consultants”, 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; 15 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 corporate security consultants are there based in the United States?

There are 2,975 corporate security consultants headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Securitas Security Services Usa, INC, headquartered in Boise, tops this list with the largest team on record.

Which city has the most corporate security consultants?

New York leads with 97 headquartered companies, followed by Houston (72) and Los Angeles (69).

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 9,374 verified decision-maker contacts tracked across these 2,975 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 2,975 corporate security consultants based in the United States. Start with a free account, no credit card.

Get the full list

Related lists

Browse: Companies home · All United States lists · All Corporate security consultants 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.

More company lists