Best Security Consulting Companies in Sydney, NSW

Find and compare verified security consulting providers in Sydney, NSW. Browse specialist vendors with deep expertise in strategic advisory, ciso-as-a-service, security architecture, and bespoke consulting for complex environments — serving Sydney businesses and beyond.

G

Gridware

VerifiedEnhanced

Specialist incident response and digital forensics across Australia.

4.9(22)
incident responsesecurity consultingthreat intelligence
Sydney, Melbourne·Est. 2019
C

CQR Consulting

VerifiedEnhanced

Independent cybersecurity consulting and penetration testing from Sy…

4.6(14)
penetration testingsecurity consultingcompliance grc
Sydney·Est. 2009
P

Privasec

The security consulting firm that became Sekuro.

4.7(12)
penetration testingsecurity consultingcompliance grc
Sydney, Melbourne·Est. 2011
S

Sense of Security

Trusted cybersecurity consulting since 2002 — now part of CyberCX.

4.8(6)
penetration testingsecurity consultingcompliance grc
Sydney, Melbourne·Est. 2002
A

Aura Information Security

Expert penetration testing and security advisory across Australia.

4.6(8)
penetration testingapplication securitysecurity consulting
Sydney·Est. 2005
B

Bastion Security Group

Physical and cyber convergence security for Australian enterprise.

security consultingcompliance grc
Adelaide, Perth +1·Est. 2012

Frequently Asked Questions

How do I find a trusted security consulting company in Sydney?

Use CyberAtlas to browse verified security consulting providers in Sydney, NSW. Every listing is manually reviewed. Filter by verified status, company size, and specific services to shortlist candidates.

How much does security consulting cost in Sydney?

Pricing varies widely depending on scope, company size, and complexity. In Sydney, expect to pay anywhere from $5,000 for a small engagement to $250,000+ for enterprise-grade programs. Request quotes from multiple providers to benchmark.

What certifications should a security consulting provider in Sydney hold?

For Australian engagements, look for CREST certification (offensive security), ISO 27001 accreditation (consulting), and ASD Partnership status (government work). IRAP assessors must be certified by ASD.