Company lists · Data verified August 2026

Top 25 Armed security guard services based in Australia

Name: Armed security guard services based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 507 companies tracked

There are 507 armed security guard services headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 10,537 professional contacts across them, including 1,788 with verified work emails and 400 with mobile numbers. Melbourne is the largest hub.

This list covers armed security guard services headquartered in Australia, 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.

507Companies

10,537Contacts tracked

1,788Verified emails

400Mobile numbers

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The 25 largest armed security guard services based in Australia

Ranked by team size

Top 25 of 507 armed security guard services based in Australia, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	MSS Security	Bellerive	5,001-10,000	2,002	236
2	Wilson Security	Essendon Fields	5,001-10,000	1,805	425
3	Securecorp	Mulgrave	1,001-5,000	629	78
4	SNP Security	West Ryde	1,001-5,000	508	61
5	Southern Cross Protection	Redbank	501-1,000	288	79
6	MA Services Group	Mitchell	5,001-10,000	273	108
7	Acesgroup	Redfern	1,001-5,000	196	44
8	NPB Security Australia	Perth	1,001-5,000	191	13
9	ADT Security Australia	Rydalmere	501-1,000	179	37
10	Southern Cross Group Services	Port Melbourne Port Melbourne	1,001-5,000	96	27
11	Ultimate Security Australia	Concord	501-1,000	91	34
12	MCS Security	Joondalup	501-1,000	85	20
13	ISEC	Alexandria	201-500	85	8
14	Infront Security Services	Brisbane	201-500	83	3
15	National Protective Services	South Melbourne	1,001-5,000	81	3
16	Constant	Surfers Paradise	501-1,000	70	7
17	Monjon Australia	n/a	201-500	64	20
18	Exec Security	Melbourne	501-1,000	58	21
19	Advent Security Australia & NEW Zealand	Melbourne	501-1,000	54	15
20	Guardian Venue Management International	Sydney	201-500	54	7
21	ACE Security Event Services	Perth	501-1,000	48	2
22	Vault Protective Security Services	Subiaco	201-500	42	3
23	Best Security PTY LTD	Clayfield	201-500	40	3
24	Bsms Security	Lane Cove West	201-500	39	8
25	Lima ONE Protection Group	Adelaide	201-500	38	5

Showing 25 of 507 armed security guard services based in Australia

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Armed security guard services based in Australia at a glance

As of Aug 28, 2026

11-50Median size (employees)

MelbourneLargest hub · 51 HQs

400Contacts with mobile numbers

14Emails re-verified in last 30 days

Companies by employee count

1-10

117

11-50

170

51-200

137

201-500

501-1,000

1,001-5,000

5,001-10,000

Armed security guard services by metro

Metro	Companies
Armed security guard services in Melbourne	51
Armed security guard services in Sydney	49
Armed security guard services in Perth	20
Armed security guard services in Brisbane	18
Armed security guard services in Adelaide	11
Armed security guard services in Gold Coast	7
Armed security guard services in Port Melbourne	5

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 “armed security guard services”, with match quality audited by blind human judging, and headquartered in Australia.
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; 14 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 armed security guard services are there based in Australia?

There are 507 armed security guard services headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

MSS Security, headquartered in Bellerive, tops this list with the largest team on record.

Which city has the most armed security guard services?

Melbourne leads with 51 headquartered companies, followed by Sydney (49) and Perth (20).

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 1,788 verified decision-maker contacts tracked across these 507 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.

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Armed security guard services by geography

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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.