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Advent Security Australia & New Zealand

Advent Security is an Australian-owned provider of security services.

Security and Investigations
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Headquarters
Melbourne, Victoria, AustraliaSource: RevenueBaseRetrieved October 13, 2026
Employee range
501 to 1000Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
172 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Advent Security Australia & New Zealand do?

Advent Security was established in 1990 and is family-owned. The company developed COVID-19 solutions that can be tailored to suit various businesses.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

Advent Security serves local, national and international clients in the public, private and not-for-profit sectors.

What the business offers

Services & capabilities.

Security solutions

The company delivers security solutions through management tools and processes.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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BADGE PREVIEWAdvent Security Australia & New Zealand listed #1 on Defense industrial base security consultants, September 27, 2026Open the published source list.
Advent Security Australia & New Zealand

#1 Defense industrial base security consultants

Snapshot: September 27, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 1, 2026, September 2, 2026, September 4, 2026, September 5, 2026, September 11, 2026, September 12, 2026, September 13, 2026, September 15, 2026, September 19, 2026, September 20, 2026, September 21, 2026, September 26, 2026, September 27, 2026, September 28, 2026, September 29, 2026 and September 30, 2026. How the company lists are built.

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