Company lists · Data refreshed October 2026

Top 25 Physical security companies worldwide

Name: Physical security companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 16,827 companies tracked

RevenueBase identified 16,827 company matches for physical security companies worldwide as of October 2026 and tracks 388,357 professional contacts across them, including 40,398 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for physical security companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 1, 2026. Country and city lists for physical security companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Oct 1, 2026 How this list was built

16,827Companies

388,357Contacts tracked

40,398Verified emails

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The 25 largest physical security companies worldwide

Ranked by team size

Top 25 of 16,827 company matches for physical security companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Prosegur	Exact match	Madrid, SpainHQ recorded Oct 1, 2026	10001+	40,747 contacts →
	Exact match “50 Years of Excellence: Experience, Innovation, and Commitment to Safety.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Securitas Security Services Usa, INC	Exact match	Parsippany, NJ, United StatesHQ recorded Oct 1, 2026	10001+	38,634 contacts →
	Exact match “Securitas knows Security.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	TYCO	Exact match	Cork, IrelandHQ recorded Oct 1, 2026	10001+	5,384 contacts →
	Exact match “Tyco offers comprehensive security solutions to protect people, facilities, and assets as part of Johnson Controls world leading portfolio of building products, technologies…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Grupo Haganá	Exact match	Sao Paulo, BrazilHQ recorded Oct 1, 2026	10001+	4,292 contacts →
	Exact match “O que é trabalhar no Grupo Haganá?” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Unemployed	Exact match	St. Petersburg, FL, United StatesHQ recorded Oct 1, 2026	n/a	4,038 contacts →
	Exact match “Excelsior Defense is a security and investigations company based out of St.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Securitas France	Exact match	Issy-les-moulineaux, FranceHQ recorded Oct 1, 2026	10001+	3,843 contacts →
	Exact match “Securitas vous apporte son savoir‑faire et ses compétences dans la sécurisation de votre entreprise.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	U.S. Security Associates, INC	Exact match	Roswell, GA, United StatesHQ recorded Oct 1, 2026	10001+	3,592 contacts →
	Exact match “U.S.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Sicuritalia S.P.A	Exact match	Milan, ItalyHQ recorded Oct 1, 2026	10001+	3,387 contacts →
	Exact match “Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Securitas Sverige AB	Exact match	Stockholm, SwedenHQ recorded Oct 1, 2026	5,001-10,000	3,004 contacts →
	Exact match “Securitas is a global knowledge leader in security.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Grupo GR	Exact match	São Paulo, BrazilHQ recorded Oct 1, 2026	10001+	2,772 contacts →
	Exact match “Fundado em 1992, o GRUPO GR se consolidou no mercado por sua qualidade e seriedade na implantação e operação de soluções de segurança e serviços para diversos tipos de clientes.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Orsegups Participações S A	Exact match	São José, BrazilHQ recorded Oct 1, 2026	5,001-10,000	2,462 contacts →
	Exact match “A Orsegups atua desde 1977 na prestação de serviços de segurança e terceirização de serviços especializados.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Paragon Security	Exact match	Toronto, ON, CanadaHQ recorded Oct 1, 2026	1,001-5,000	2,365 contacts →
	Exact match “Founded in 1976, Paragon Security is Ontario’s largest privately owned security company.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Andy Frain Services	Exact match	Aurora, IL, United StatesHQ recorded Oct 1, 2026	5,001-10,000	2,266 contacts →
	Exact match “Andy Frain Services.America's leading provider of integrated solutions to security and events needs for over 90 years.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Walden Security	Exact match	Chattanooga, TN, United StatesHQ recorded Oct 1, 2026	5,001-10,000	2,174 contacts →
	Exact match “Through an ISO® 9001:2015 Certified Quality Management System (QMS), Walden Security has earned an award-winning reputation for business excellence and employee satisfaction…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Security Segurança E Serviços	Exact match	São Paulo, BrazilHQ recorded Oct 1, 2026	5,001-10,000	2,165 contacts →
	Exact match “Com mais de 8 mil colaboradores, presente em 11 estados, vencedora do Prêmio Valor Carreira por sete vezes consecutivas, certificada pela GPTW e única empresa brasileira membro do…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Pronet Security Services	Exact match	Istanbul, TürkiyeHQ recorded Oct 1, 2026	1,001-5,000	2,126 contacts →
	Exact match “Pronet is the leading electronic security company that offers residential and commercial security solutions in Turkey.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Everon	Exact match	Irving, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,045 contacts →
	Exact match “Everon is a leading national provider of commercial security, video, fire, sprinkler, and life safety solutions for complex, multi-site businesses and organizations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Wilson Security	Exact match	Essendon Fields, AustraliaHQ recorded Oct 1, 2026	5,001-10,000	1,813 contacts →
	Exact match “At Wilson Security, we are committed to building a safer future for everyone.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	شركه حراسات امنيه	Exact match	جده, Saudi ArabiaHQ recorded Oct 1, 2026	n/a	1,699 contacts →
	Exact match “نحن شركه تعمل في مجال الحراسات والخدمات الامنيه نقدم افضل الخدمات:مشرفين امن حراس امن *سيارات امنيه” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Sunstates Security	Exact match	Raleigh, NC, United StatesHQ recorded Oct 1, 2026	5,001-10,000	1,639 contacts →
	Exact match “Sunstates Security, LLC is one of the industry's leading providers of contract security services with a differentiated approach to providing successful, cost-effective, quality…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Securitas Canada	Exact match	North York, ON, CanadaHQ recorded Oct 1, 2026	5,001-10,000	1,632 contacts →
	Exact match “Over 90 years of protecting the things that matter, we’ve seen more than most.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Securitas Belgium	Exact match	Diegem, BelgiumHQ recorded Oct 1, 2026	5,001-10,000	1,419 contacts →
	Exact match “See a different world.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Protection 1 Security Solutions	Exact match	Romeoville, IL, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,406 contacts →
	Exact match “As of May 2016, Protection 1 and ADT merged together to become the leading company in the electronic security industry.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Weiser Security Services, INC	Exact match	New Orleans, LA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,399 contacts →
	Exact match “Weiser Security Services is the 11th largest security service provider in the U.S.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Guardsmark	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	10001+	1,375 contacts →
	Exact match “Guardsmark, LLC provides security services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “physical security companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 16,827 physical security companies worldwide

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Physical security companies worldwide at a glance

As of Oct 1, 2026

10.4%Verified-email coverage

23.1Average contacts per company

11-50Median size (employees)

1.7%Largest-city concentration · London

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

6,551

11-50

5,253

51-200

2,758

201-500

1,009

501-1,000

491

1,001-5,000

426

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for physical security companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “physical security companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 40,398 professional contacts with verified work emails across the full matched dataset. 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 October 1, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Physical security companies by location

61 lists · largest first

Every Physical security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “physical security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many physical security companies are there worldwide?

RevenueBase identified 16,827 company matches for physical security companies worldwide as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Prosegur tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most physical security companies?

The United States leads with 3,524 companies, followed by the United Kingdom (1,661) and Brazil (1,048). Every physical security companies list by country and city is linked on this page.

Which city has the most physical security companies?

London leads with 290 company records, followed by Sao Paulo (195) and Toronto (84).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 40,398 professional contacts with verified work emails tracked across these 16,827 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 1, 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 SmartSearch, 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.