Company lists · Data refreshed September 2026

Top 25 Executive protection services based in the United States

RevenueBase identified 2,551 executive protection services headquartered in the United States as of September 2026 and tracks 108,456 professional contacts across them, including 9,037 with verified work emails. New York is the largest hub.

This list covers executive protection services headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
2,551Companies
108,456Contacts tracked
9,037Verified emails
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The 25 largest executive protection services based in the United States

Ranked by team size
Top 25 of 2,551 executive protection services based in the United States, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to executive protection services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceParsippany, NJ, United StatesHQ checked Sep 19, 202610001+38,634 contacts →

Indirect evidence

“Securitas knows Security.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceSt. Petersburg, FL, United StatesHQ checked Sep 19, 2026n/a4,038 contacts →

Indirect evidence

“Excelsior Defense is a security and investigations company based out of St.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidencePasadena, CA, United StatesHQ checked Sep 19, 202610001+3,612 contacts →

Indirect evidence

“EVERYWHERE SECURITY MATTERS.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceRoswell, GA, United StatesHQ checked Sep 19, 202610001+3,592 contacts →

Indirect evidence

“U.S.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceCulver City, CA, United StatesHQ checked Sep 19, 20265,001-10,0002,500 contacts →

Indirect evidence

“The industry leader in security, Security Industry Specialists offers unique solutions to Fortune 500 companies, international events, and celebrity clients.”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceAnnapolis, MD, United StatesHQ checked Sep 19, 20261,001-5,0002,025 contacts →

Partial evidence

“Crisis24, a GardaWorld company, is widely regarded as the leading integrated risk management, crisis response, consulting, and global protective solutions firm, serving the…”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceAnn Arbor, MI, United StatesHQ checked Sep 19, 20261,001-5,0002,022 contacts →

Indirect evidence

“Pinkerton, established in 1850 by Allan Pinkerton, stands as a leading global provider of security and risk management solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceDenver, CO, United StatesHQ checked Sep 19, 20265,001-10,0001,727 contacts →

Indirect evidence

“HSS is now Tarian!”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceNew York, NY, United StatesHQ checked Sep 19, 202610001+1,375 contacts →

Indirect evidence

“Guardsmark, LLC provides security services.”

Source: RevenueBase Database · checked Sep 19, 2026
10Partial evidenceParsippany, NJ, United StatesHQ checked Sep 19, 202610001+1,151 contacts →

Partial evidence

“SOS Security is a known innovator and leader in the security and protective services industry.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidencePittsburgh, PA, United StatesHQ checked Sep 19, 20265,001-10,0001,062 contacts →

Indirect evidence

“Founded in 1982, St.”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidencePearl River, NY, United StatesHQ checked Sep 19, 20265,001-10,0001,050 contacts →

Indirect evidence

“Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceJacksonville, FL, United StatesHQ checked Sep 19, 20265,001-10,000932 contacts →

Indirect evidence

“As an established mid-market company, clients throughout the country entrust us as the best-qualified firm to protect their highest-value assets – while delivering the quality…”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 19, 20265,001-10,000782 contacts →

Indirect evidence

“Now part of Allied Universal.”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceWestwood, MA, United StatesHQ checked Sep 19, 20261,001-5,000748 contacts →

Indirect evidence

“Improving Security.”

Source: RevenueBase Database · checked Sep 19, 2026
16Partial evidenceDallas, TX, United StatesHQ checked Sep 19, 20261,001-5,000678 contacts →

Partial evidence

“UNITED PROTECTIVE SERVICES "Our Edge Is Your Security" United Protective Services is a Southwest based provider of security services unique from traditional security companies.”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceSt. Petersburg, FL, United StatesHQ checked Sep 19, 202610001+636 contacts →

Indirect evidence

“PalAmerican Security is an industry-leading security provider, delivering customized programs across 44 states and employees.”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidenceReston, VA, United StatesHQ checked Sep 19, 20261,001-5,000629 contacts →

Indirect evidence

“Sallyport Global a Caliburn company is a global provider of a full spectrum of security and mission support solutions tailored to enable global security and stability operations.”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 19, 20261,001-5,000626 contacts →

Indirect evidence

“Professional Security Consultants, Inc.(PSC) is a world-class provider of security guard services, patrol, investigations, backgrounds, consulting, security screening & specialty…”

Source: RevenueBase Database · checked Sep 19, 2026
20Indirect evidenceGrand Rapids, MI, United StatesHQ checked Sep 19, 20261,001-5,000572 contacts →

Indirect evidence

“DK Security is unique in that it offers a single company for a wide ranging availability of security and investigative services.”

Source: RevenueBase Database · checked Sep 19, 2026
21Partial evidenceNew York, NY, United StatesHQ checked Sep 19, 202610001+571 contacts →

Partial evidence

“Allied Universal Enhanced Protection Services delivers unrivaled threat mitigation expertise for government and business entities worldwide.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceMiami, FL, United StatesHQ checked Sep 19, 20261,001-5,000553 contacts →

Indirect evidence

“Security Alliance is a highly experienced provider of security solutions for private and business environments.”

Source: RevenueBase Database · checked Sep 19, 2026
23Indirect evidenceNew York, NY, United StatesHQ checked Sep 19, 2026501-1,000519 contacts →

Indirect evidence

“Mulligan is a Manhattan-based provider of the finest security and fire safety professionals available.”

Source: RevenueBase Database · checked Sep 19, 2026
24Indirect evidenceRichardson, TX, United StatesHQ checked Sep 19, 20261,001-5,000514 contacts →

Indirect evidence

“COMMITTED PEOPLE.”

Source: RevenueBase Database · checked Sep 19, 2026
25Partial evidenceGardena, CA, United StatesHQ checked Sep 19, 2026501-1,000484 contacts →

Partial evidence

“American Guard Services is an established, reliable and accredited security protection firm.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 2,551 executive protection services based in the United States

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Executive protection services based in the United States at a glance

As of Sep 19, 2026
8.3%Verified-email coverage
42.5Average contacts per company
11-50Median size (employees)
4.1%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
835
11-50
851
51-200
534
201-500
180
501-1,000
69
1,001-5,000
47
5,001-10,000
13
10001+
13

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,551 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among executive protection services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “executive protection services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names executive protection services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among executive protection services, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 9,037 across the full list. 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 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names executive protection services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many executive protection services are there based in the United States?

RevenueBase identified 2,551 executive protection services headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

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

Which city has the most executive protection services?

New York leads with 105 headquartered companies, followed by Los Angeles (96) and Houston (62).

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 9,037 verified decision-maker contacts tracked across these 2,551 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 Smart Search, 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.