Company lists · Data refreshed September 2026

Top 25 Industrial security services worldwide

Name: Industrial security services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 23,475 companies tracked

RevenueBase identified 23,475 company matches for industrial security services worldwide as of September 2026 and tracks 745,730 professional contacts across them, including 71,412 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for industrial security services 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 September 28, 2026. Country and city lists for industrial security services 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 Sep 28, 2026 How this list was built

23,475Companies

745,730Contacts tracked

71,412Verified emails

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The 25 largest industrial security services worldwide

Ranked by team size

Top 25 of 23,475 company matches for industrial security services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Allied Universal	Exact match	Irvine, CA, United StatesHQ recorded Sep 28, 2026	10001+	62,804 contacts →
	Exact match “Allied Universal®, a leading security and facility services company, provides proactive security services and cutting-edge smart technology to deliver evolving, tailored solutions…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Prosegur	Exact match	Madrid, SpainHQ recorded Sep 28, 2026	10001+	40,747 contacts →
	Exact match “50 Years of Excellence: Experience, Innovation, and Commitment to Safety.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Securitas Security Services Usa, INC	Exact match	Parsippany, NJ, United StatesHQ recorded Sep 28, 2026	10001+	38,634 contacts →
	Exact match “Securitas knows Security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Gardaworld	Exact match	Saint-laurent, CanadaHQ recorded Sep 28, 2026	10001+	17,041 contacts →
	Exact match “GardaWorld is the world’s largest privately-owned security services company, offering cash services, physical and specialized security solutions, and with our Crisis24 portal, the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Verzani & Sandrini	Exact match	Sao Paulo, BrazilHQ recorded Sep 28, 2026	10001+	10,554 contacts →
	Exact match “Com uma história sólida de sucesso desde sua fundação em 1967, a Verzani & Sandrini se destaca como líder nacional em diversos serviços terceirizados.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Gocil Tecnologia EM Segurança E Serviços	Exact match	Sao Paulo, BrazilHQ recorded Sep 28, 2026	10001+	7,986 contacts →
	Exact match “One of the largest companies in the professional services and security markets in Brazil.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Grupo Souza Lima	Exact match	Sao Paulo, BrazilHQ recorded Sep 28, 2026	10001+	6,854 contacts →
	Exact match “Sempre inovador, o Grupo Souza Lima desenvolve soluções completas e híbridas, que realmente funcionam, em serviços de Segurança, Limpeza e Facilities.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Securitas Group	Exact match	Stockholm, SwedenHQ recorded Sep 28, 2026	10001+	6,335 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Chubb Fire & Security	Exact match	Staines, United KingdomHQ recorded Sep 28, 2026	10001+	6,169 contacts →
	Exact match “Making the world a safer place.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	TYCO	Exact match	Cork, IrelandHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
11	Paladin Security Group LTD	Exact match	Burnaby, BC, CanadaHQ recorded Sep 28, 2026	10001+	4,835 contacts →
	Exact match “As one of Canada’s Best Managed Companies, boasting Canada’s 10 Most Admired Corporate Cultures, Paladin is Canada’s leading security company, with services and superior expertise…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Certis	Exact match	SingaporeHQ recorded Sep 28, 2026	10001+	4,610 contacts →
	Exact match “Certis is a leading advanced integrated security organisation that develops and delivers multi-disciplinary smart security and integrated services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Graber Sistemas DE Segurança	Exact match	Barueri, BrazilHQ recorded Sep 28, 2026	10001+	4,572 contacts →
	Exact match “A Graber atua de forma pioneira na prestação de serviços de segurança desde 1982, introduzindo o conceito de projetos integrados na área de segurança.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Segurpro	Exact match	Sao Paulo, BrazilHQ recorded Sep 28, 2026	10001+	4,530 contacts →
	Exact match “A SegurPro é o próximo passo em segurança privada.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Grupo Haganá	Exact match	Sao Paulo, BrazilHQ recorded Sep 28, 2026	10001+	4,292 contacts →
	Exact match “O que é trabalhar no Grupo Haganá?” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Unemployed	Exact match	St. Petersburg, FL, United StatesHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
17	Securitas France	Exact match	Issy-les-moulineaux, FranceHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
18	Securitas Seguridad España	Exact match	Madrid, SpainHQ recorded Sep 28, 2026	10001+	3,620 contacts →
	Exact match “Securitas, Soluciones de Seguridad a medida Nuestro liderazgo en conocimientos de seguridad nos ha permitido desarrollar una estrategia basada en tres pilares fundamentales…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	U.S. Security Associates, INC	Exact match	Roswell, GA, United StatesHQ recorded Sep 28, 2026	10001+	3,592 contacts →
	Exact match “U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Sicuritalia S.P.A	Exact match	Milano, ItalyHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
21	Liderman	Exact match	Lima, PeruHQ recorded Sep 28, 2026	10001+	3,140 contacts →
	Exact match “Somos la empresa de seguridad de mayor prestigio en el Perú" Comenzamos en el año 1989, con solo 4 hombres de Seguridad, que creyeron en nuestro estilo de liderazgo y decidieron…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Tyco Simplexgrinnell	Exact match	Cork, IrelandHQ recorded Sep 28, 2026	10001+	3,119 contacts →
	Exact match “Tyco is now Johnson Controls, the world leader in fire protection, security, HVAC, building controls and energy storage.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Securitas Sverige AB	Exact match	Stockholm, SwedenHQ recorded Sep 28, 2026	5,001-10,000	3,004 contacts →
	Exact match “Securitas is a global knowledge leader in security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Grupo GR	Exact match	São Paulo, BrazilHQ recorded Sep 28, 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 · Sep 28, 2026 · View company records in RevenueBase
25	Security Industry Specialists	Exact match	Culver City, CA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	2,500 contacts →
	Exact match “The industry leader in security, Security Industry Specialists offers unique solutions to Fortune 500 companies, international events, and celebrity clients.” Recorded in the RevenueBase company graph · Sep 28, 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 “industrial security services”. 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 23,475 industrial security services worldwide

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Industrial security services worldwide at a glance

As of Sep 28, 2026

9.6%Verified-email coverage

31.8Average contacts per company

11-50Median size (employees)

1.9%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

7,656

11-50

7,201

51-200

4,375

201-500

1,799

501-1,000

942

1,001-5,000

942

5,001-10,000

177

10001+

178

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 industrial security services are linked below.
What qualifies: Company records worldwide whose business descriptions match “industrial security services” 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 71,412 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 September 28, 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.

Industrial security services by location

85 lists · largest first

Every Industrial security services 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 “industrial security services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial security services are there worldwide?

RevenueBase identified 23,475 company matches for industrial security services worldwide as of September 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?

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

Which country has the most industrial security services?

The United States leads with 3,568 companies, followed by the United Kingdom (2,081) and Brazil (1,693). Every industrial security services list by country and city is linked on this page.

Which city has the most industrial security services?

London leads with 456 company records, followed by Sao Paulo (358) and New Delhi (124).

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 71,412 professional contacts with verified work emails tracked across these 23,475 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 September 28, 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.