National Security Capability

Critical Infrastructure Security in Australia

Compare licensed Australian providers specializing in Critical Infrastructure Security. Review corporate credentials, regulatory compliance, and service...

Top Rated & Verified Critical Infrastructure Security Providers Across Australia — November 2026 Rankings

Protective security complying with the Security of Critical Infrastructure Act 2018 (SOCI) guidelines.

Top 4 Licensed Providers for Critical Infrastructure Security in Australia

Ranked by Australian security licensing compliance, Bayesian client ratings, and verified operational scale.

View Ranking Methodology
1

MBK Security Group

#1 Ranked Provider Premier Verified
SecurityProviders Guarantee
4.6 17 reviews 80% Completeness
CREDENTIALS & LOCATION
Master Licence NSW Licence #409648996
Office & Sector Parramatta, NSW
Operational Hours 24/7 Operations & Patrol
Verified Office: Parramatta NSW
SERVICES OFFERED
Security Guards Security Risk Assessment Unarmed Security Guards

MBK Security Group provides guarding, mobile patrols, CCTV and alarm services, with a Parramatta office and advertised Australia-wide coverage.

Why this company ranks #1:

Verified NSW Master Licence #409648996 • Verified physical headquarters premises • Advertised 24/7 service availability • 80% profile credential completeness • 17 approved client review(s) (Rating: 4.59/5)

View Full Profile Call 1300 023 333
2

BIS Security

#2 Ranked Provider
No customer reviews yet 75% Completeness
CREDENTIALS & LOCATION
Master Licence QLD Licence #4913964
Office & Sector Brisbane, QLD
Operational Hours Standard Business Hours
Office: Brisbane QLD
SERVICES OFFERED
Security Guards Access Control Systems Aged Care Facility Security Alarm Monitoring Alarm Response +19 more services

BIS Security provides static guards, mobile patrols, alarm response and CCTV services for commercial, industrial and retail sites across Queensland.

Why this company ranks #2:

Verified QLD Master Licence #4913964

View Full Profile Call 1300076395
3

Certis Security Australia Pty Ltd

#3 Ranked Provider
No customer reviews yet 90% Completeness
CREDENTIALS & LOCATION
Master Licence NSW Licence #405149073
Office & Sector Macquarie Park, NSW
Registered ABN 90 003 762 150
Operational Hours Standard Business Hours
Office: Macquarie Park NSW
SERVICES OFFERED
Security Guards Concierge Security Corporate Security Guards Critical Infrastructure Security Security Risk Assessment

Certis Australia combines security operations, technology and integrated services, with its Australian head office in Macquarie Park, Sydney.

Why this company ranks #3:

Verified NSW Master Licence #405149073 • Registered ABN (90 003 762 150) • 90% profile credential completeness

View Full Profile Call 1300 237 847
4

MSS Security Pty Ltd

#4 Ranked Provider
No customer reviews yet 90% Completeness
CREDENTIALS & LOCATION
Master Licence NSW Licence #407563821
Office & Sector Parramatta, NSW
Registered ABN 29 100 573 966
Operational Hours Standard Business Hours
Office: Parramatta NSW
SERVICES OFFERED
Security Guards Corporate Security Guards Critical Infrastructure Security Event Security Mobile Patrols

MSS Security provides guarding, concierge, mobile patrol and alarm-response services nationally, with a Sydney office listed in Parramatta.

Why this company ranks #4:

Verified NSW Master Licence #407563821 • Registered ABN (29 100 573 966) • 90% profile credential completeness

View Full Profile Call (02) 9737 6500

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Frequently Asked Questions: Critical Infrastructure Security

Common questions regarding Critical Infrastructure Security contracting, licensing, and compliance in Australia.

What does Critical Infrastructure Security involve?

Critical Infrastructure Security provides dedicated security protection tailored to commercial, industrial, event, or residential needs. Providers supply trained, licensed personnel and management procedures specific to Critical Infrastructure Security operational requirements.

What qualifications and licences are required for Critical Infrastructure Security?

Contractors must hold a corporate Master Security Licence, and personnel deployed must hold personal security licences with specific endorsements appropriate for Critical Infrastructure Security under state security industry legislation.

How are providers for Critical Infrastructure Security ranked?

Rankings for Critical Infrastructure Security evaluate documented capability depth, state police master licensing, Bayesian client reviews, and verified service track records across Australian jurisdictions.

How can I request quotes for Critical Infrastructure Security?

You can submit an inquiry or quote request directly through any verified company profile on SecurityProviders.com.au to receive direct competitive proposals from licensed contractors.