
Company Overview
De Stefano & Co is a defence-focused management and security consultancy that assists organisations to navigate the complex Australian defence industry environment and other highly regulated sectors.
As a 100% Australian owned and operated business, the company has unrivalled experience, knowledge and networks, and are specialists in strategy, security and grants.
De Stefano & Co’s multidisciplinary team of Defence and security professionals have over 250 years of combined experience, supporting clients from industry, government and academia across Australia, as well as in the US, the UK and across Europe.
In addition to being recognised as a leading Defence and security consultancy, with multiple industry awards and finalist placements, De Stefano & Co is #1 in DISP membership attainment and compliance, nationwide.
Products and Services
De Stefano & Co supports organisations via the following services:
STRATEGY
- Defence Industry Market Entry (DIME®) Program
- Defence Sector Due Diligence Activity
- Cyber Security Strategy Review & Uplift
- Australian Industry Capability (AIC) Strategy & Planning
SECURITY
- Defence Industry Security Program (DISP) Membership Attainment
- DISP Ongoing Compliance Assurance (OCA™)
- Security Officer Support as a Service (SOSaaS™)
- Cyber Security Services:
- Essential Eight
- ISO27001
- ISM/IRAP
- CMMC
- NIST 800-171
- Security Education and Training
- Physical Security Uplift
- Personnel Security
GRANTS
- Defence Industry Development Grants (DIDG) for:
- Skilling
- Sovereign Industrial Priorities
- Exports
- Security
- Export Market Development Grants (EMDG)
Accreditations
AWARDS
Finalist: “Innovation” Award in the Defence Teaming Centre’s Defence Industry Awards for 2025
Winner: “Cyber Business of the Year” at the 2025 Australian Defence Industry Awards
Winner: “Beyond Borders Business of the Year” at the 2025 SA Premier’s Business and Export Awards
Finalist: “Consultancy of the Year” at the 2025 Australian Defence Industry Awards
Finalist: “Cyber Security Consultant of the Year – SME” and “Cyber Security Consulting Business of the Year – SME” at the 2025 Australian Cyber Awards
Winner: “Cyber Security Consulting Business of the Year – SME” at the 2024 Australian Cyber Awards
Finalist: “Consultancy of the Year” at the 2024 Australian Defence Industry Awards
Finalist: “Consultancy of the Year” at the 2023 Australian Defence Industry Awards
MEMBERSHIPS
Defence Industry Security Program (DISP) Member
Partner of the Australian Cyber Security Centre (ACSC)
Member of the Australian Cyber Collaboration Centre (Aus3C)
Member of the Australian Industry & Defence Network (AIDN)
Member of the Defence Teaming Centre (DTC)
Member of the Henderson Alliance
PROFESSIONAL ACCREDITATIONS
A multidisciplinary team of Defence and security professionals who hold professional accreditations which include:
- Chartered Professional Engineer (CPEng)
- Project Management Professional (PMP)
- Graduate of the Australian Institute of Company Directors (GAICD)
- Certified Practising Marketer (CPM)
- Member of the Australian Information Security Association (AISA)
Capabilities
- Management and Related Consulting Services
- Professional Scientific and Technical Services




