Company lists · Data refreshed September 2026

Top 25 Facility access consulting firms worldwide

RevenueBase identified 5,570 company matches for facility access consulting firms worldwide as of September 2026 and tracks 59,392 professional contacts across them, including 15,521 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for facility access consulting firms 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 facility access consulting firms 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
5,570Companies
59,392Contacts tracked
15,521Verified emails
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The 25 largest facility access consulting firms worldwide

Ranked by team size
Top 25 of 5,570 company matches for facility access consulting firms 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchDublin 7, IrelandHQ recorded Sep 28, 202610001+3,024 contacts →

Exact match

“Allegion (NYSE: ALLE) is a global pioneer in seamless access, with leading brands like CISA®, Interflex®, LCN®, Schlage®, SimonsVoss® and Von Duprin®.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchAlpharetta, GA, United StatesHQ recorded Sep 28, 2026n/a2,678 contacts →

Exact match

“Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261,001-5,0001,138 contacts →

Exact match

“At Titan Security Group, we understand that each client is unique, with specific security needs shaped by the type of property and its location.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchWest Palm Beach, FL, United StatesHQ recorded Sep 28, 2026501-1,000849 contacts →

Exact match

“Security 101® is a nationwide leader in designing, installing, and maintaining advanced security systems tailored to the unique needs of organizations of all sizes.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchNew Haven, CT, United StatesHQ recorded Sep 28, 20265,001-10,000736 contacts →

Exact match

“Combining the expertise of the industry’s most knowledgeable door opening experts with a comprehensive product offering of leading door and hardware brands, the consultative…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchSpainHQ recorded Sep 28, 20261,001-5,000659 contacts →

Exact match

“comienzos de 1989 se funda SABICO SEGURIDAD S.A, estando inscrita en el Registro de Empresas de Seguridad con el nº 1731.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchKingston 5, JamaicaHQ recorded Sep 28, 20261,001-5,000542 contacts →

Exact match

“KingAlarm Systems began operations in March and, in a relatively short time, has become the largest Electronic Security Company not just in Jamaica but the entire Caribbean…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchWinston-Salem, NC, United StatesHQ recorded Sep 28, 20261,001-5,000445 contacts →

Exact match

“Established in 1955, The Cook & Boardman Group is the nation’s premier provider of architectural doors and frames, door hardware and related building specialty products in…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchDublin 24, IrelandHQ recorded Sep 28, 202651-200396 contacts →

Exact match

“With over 30 years of expertise experience, our purpose is to help make buildings work.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchEnnepetal, GermanyHQ recorded Sep 28, 202610001+324 contacts →

Exact match

“Kaba Group, from Rümlang in Zurich (Switzerland), and Dorma Group, based in Ennepetal near Düsseldorf (Germany), merged to form dormakaba in September 2015.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchSantos, BrazilHQ recorded Sep 28, 20261,001-5,000321 contacts →

Exact match

“A empresa oferece profissionais qualificados para diversas funções, entre elas, portaria e/ou controlador de acesso, auxiliar de serviços gerais, zeladoria, atendente, auxiliar…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchSyosset, NY, United StatesHQ recorded Sep 28, 2026201-500302 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchSparks, MD, United StatesHQ recorded Sep 28, 2026201-500244 contacts →

Exact match

“For over 50 years, Wittenbach has been a trusted leader in advanced security solutions in financial and commercial industries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchOrange, CA, United StatesHQ recorded Sep 28, 202651-200232 contacts →

Exact match

“One of the largest privately held national electronic security system integrator in the USA, NAVCO keeps you one step ahead of ever-changing technology.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchSingaporeHQ recorded Sep 28, 202651-200228 contacts →

Exact match

“AVTEL specialise in electronic security systems.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 28, 2026201-500221 contacts →

Exact match

“Shen Milsom & Wilke (SM & W) is a global consulting and design firm specializing in acoustics, audiovisual and multimedia systems, information technology, physical security, and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMumbai, IndiaHQ recorded Sep 28, 202651-200210 contacts →

Exact match

“Hosmac India Private Limited is a pioneering name in the field of Hospital Planning & Management consultancy in India.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchNoida, IndiaHQ recorded Sep 28, 2026201-500210 contacts →

Exact match

“A’nG INDIA specializes in Security surveillance, Fire Detection and CCTV products with system design and custom engineering being a major strength.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchBethesda, MD, United StatesHQ recorded Sep 28, 2026201-500206 contacts →

Exact match

“An industry leader in managed access control security solutions and services since 1981, Datawatch Systems is trusted by building owners, property managers, and tenants across the…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchAtlanta, United StatesHQ recorded Sep 28, 20265,001-10,000202 contacts →

Exact match

“Electronic Security Integrator Access Control Closed Circuit Television Intercom”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchIvry Sur Seine, FranceHQ recorded Sep 28, 2026201-500185 contacts →

Exact match

“ERIS appartient à ESTYA, un groupement d’entreprises spécialisé en sécurité incendie et sûreté électronique, piloté par Ludovic Avec 50 ans d'expertise dans la sécurité incendie…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchWarren, NJ, United StatesHQ recorded Sep 28, 202651-200182 contacts →

Exact match

“At The Falcon Group, our team of experienced professionals comes together to provide a wide range of services to meet all of our clients’ specific needs.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchWetzikon, SwitzerlandHQ recorded Sep 28, 202610001+179 contacts →

Exact match

“Wir sind einer der Top-3-Anbieter unserer Branche und weltweit führend in smarten und sicheren Zutrittslösungen.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchAuckland, New ZealandHQ recorded Sep 28, 2026201-500178 contacts →

Exact match

“Integrated Control Technology (ICT) is a world leading manufacturer of unified electronic access control and security solutions enabling a scalable solution for organizations to…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchHawthorne, CA, United StatesHQ recorded Sep 28, 2026201-500177 contacts →

Exact match

“AMAG Technology is a market leader in Physical Access Control, Identity Management and integrated security solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 5,570 facility access consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 15,521 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Facility access consulting firms worldwide at a glance

As of Sep 28, 2026
26.1%Verified-email coverage
10.7Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
2,947
11-50
1,901
51-200
501
201-500
92
501-1,000
34
1,001-5,000
30
5,001-10,000
6
10001+
12

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 facility access consulting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “facility access consulting firms” 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 15,521 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.

Facility access consulting firms by location

24 lists · largest first

Every Facility access consulting firms 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 “facility access consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many facility access consulting firms are there worldwide?

RevenueBase identified 5,570 company matches for facility access consulting firms 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?

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

Which country has the most facility access consulting firms?

The United States leads with 1,380 companies, followed by Brazil (397) and the United Kingdom (331). Every facility access consulting firms list by country and city is linked on this page.

Which city has the most facility access consulting firms?

Sao Paulo leads with 93 company records, followed by New York (38) and London (35).

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 15,521 professional contacts with verified work emails tracked across these 5,570 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.