Company lists · Data verified August 2026

Top 25 Commercial security services based in Australia

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 697 companies tracked

There are 697 commercial security services headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 8,486 professional contacts across them, including 1,914 with verified work emails and 390 with mobile numbers. Melbourne is the largest hub.

This list covers commercial security 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.

697Companies

8,486Contacts tracked

1,914Verified emails

390Mobile numbers

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The 25 largest commercial security services based in Australia

Ranked by team size

Top 25 of 697 commercial security 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	Securecorp	Mulgrave	1,001-5,000	629	78
2	SNP Security	West Ryde	1,001-5,000	508	61
3	Securitas Australia	Preston	10001+	228	125
4	NPB Security Australia	Perth	1,001-5,000	191	13
5	ADT Security Australia	Rydalmere	501-1,000	179	37
6	ARA Security	Wangara	201-500	105	69
7	Ultimate Security Australia	Concord	501-1,000	91	34
8	Secom Technical Services PTY LTD	Canberra Airport	51-200	87	64
9	MCS Security	Joondalup	501-1,000	85	20
10	Infront Security Services	Brisbane	201-500	83	3
11	National Protective Services	South Melbourne	1,001-5,000	81	3
12	AG Security Group	Canberra	51-200	72	22
13	Constant	Surfers Paradise	501-1,000	70	7
14	Exec Security	Melbourne	501-1,000	58	21
15	Inner Range Australia & NEW Zealand	Melbourne	51-200	54	38
16	Ruswin	Rockhampton	51-200	53	13
17	Premium Solutions	Woollahra	51-200	52	6
18	Bsms Security	Lane Cove West	201-500	39	8
19	H3c Plus	Phillip	51-200	34	29
20	Security1 S1	Phillip	51-200	33	8
21	Oscar Security Group PTY LTD	Chipping Norton	51-200	28	3
22	Group 1 Security	Sydney	201-500	25	2
23	Signature Security Group	Gold Coast	51-200	22	4
24	Baaz Security	Woodville South	201-500	20	1
25	Talice Security Service	Alice Springs	51-200	16	3

Showing 25 of 697 commercial security services based in Australia

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Commercial security services based in Australia at a glance

As of Aug 28, 2026

11-50Median size (employees)

MelbourneLargest hub · 58 HQs

390Contacts with mobile numbers

8Emails re-verified in last 30 days

Companies by employee count

1-10

282

11-50

223

51-200

120

201-500

501-1,000

1,001-5,000

10001+

Commercial security services by metro

Metro	Companies
Commercial security services in Melbourne	58
Commercial security services in Sydney	53
Commercial security services in Brisbane	24
Commercial security services in Perth	17
Commercial security services in Adelaide	14
Commercial security services in Gold Coast	13
Commercial security services in Port Melbourne	8

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 “commercial security 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; 8 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 commercial security services are there based in Australia?

There are 697 commercial security services headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

Securecorp, headquartered in Mulgrave, tops this list with the largest team on record.

Which city has the most commercial security services?

Melbourne leads with 58 headquartered companies, followed by Sydney (53) and Brisbane (24).

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 1,914 verified decision-maker contacts tracked across these 697 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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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.