Our Core Team

Wayne Higgins

Managing Director | Chief Security Officer

Wayne is the Founding Principal, Managing Director and Chief Security Officer of the Australian Defence Consultancy Group, a private company formed in 2009.  A scientific project management background gives Wayne the ability to analyse, plan and execute complex tasks from the field to the boardroom.  Recently retired after serving 47 years in the Australian Army, Wayne’s military expertise is in the area of armoured operations, defence facility security and Honours and Awards. 

Wayne’s focus now is on the leadership of a great team of Defence and Commercial experts, strategic management, modernisation, and development of a thriving company where customer service remains paramount.

Rides: BMW and Royal Enfield motorcycles


Director - Security Clearances

Matt leads ADCGs Security Clearances Capability and brings a wealth of risk, compliance and stakeholder management experience to the team. 

Commencing in Australian Money Markets in 1985, Matt has written, spoken and dealt in domestic and international futures and equity markets on behalf of retail, Institutional and corporate clients. 

Matt has a keen sense for building synergistic relationships that leverage into niche growth areas. As founding member of the team, he’s been a driving force behind the development of our processes and procedures and with true passion and commitment, he’s personally guided hundreds of applicants through to the successful granting of their Security Clearance.

Recharges by: Adventuring with family, swimming laps and growing veggies (not all at the same time!)


Director - Corporate and Financial Services

Andy is the Director Corporate and Financial Services at ADCG. He has over 30 years of Miliary Logistics expertise in ADF Operational, Project Management, Capability Acquisition and Sustainment domains in both a uniformed and contractor capacity.  He has been awarded a Master of Management Studies in Defence Capacity Development and Acquisition from UNSW. 

Matched with a parallel focus for business and a strange passion finance and accounting, Andy’s array of experience is central to the continued formal expansion and development of ADCG. Andy is currently completing enrolment in the Australian Institute of Company Directors, Company Directors Course.  

Andy also runs a small paddock to plate Lamb enterprise in his “spare” time.

Favourite Past Times: Precision Rifle Shooting, Caravanning.


Business Development Manager - NSW

Dani joined the ADCG Core Team in February 2021. With 10 years military service, Dani specialises in Communications and Cryptographic material management bringing into service three new platforms and deploying in multiple operational environments. She dedicates her spare time to helping others, providing support as a workplace Equity and Diversity Advisor, working within the AOD counselling field and is a recognised ADF Women’s Mentor providing mentoring and support to the serving men and women within our ADF.

As a Security Clearance Specialist for ADCG, Dani ensures clients are supported and well informed throughout their security clearance application process, facilitating a structured and efficient period for our clients. Dani also provides specialist expertise throughout to clients throughout their time with ADCG as their sponsor.

Favourite Sport: Plays and coaches rugby


Business Development Manager - VIC

David has extensive experience in various fields and uses this to help clients gain new positions and achieve new work experiences. He has worked in real estate, Air Traffic Control, Search and Rescue, security, instructing, risk, crisis and emergency management and human resources within Defence and civilian organisations. 

He has had a career in the Army Reserve for over 40 years, having been the Commanding Officer of the Melbourne Infantry Battalion, worked in Army HQ and Joint Operations Command, and has served in Domestic Operations.

He assists ADCG clients in obtaining security clearances; helping them find new employment; and assists with other aspects within ADCG.

Enjoys: Travel and meeting new people


Business Development Manager - SA

Kathleen joined the ADCG team in February 2022. She has worked in Real Estate doing administrative roles, Sales Support and Property Management. Kathleen returned to study and gained a Diploma in Remedial Massage which lead to running a successful Massage Therapy business. 

As a Business Development Manager in ADCG, Kat is responsible for developing and implementing growth opportunities whilst generating business with new alliances and managing client relations.

Kathleen is very much a people person; values making connections and finds great reward in assisting people.

Secret Skill: Karate


Security Clearances and Consultancy Advisor

Rachel joins ADCG from a diverse customer service background. She is a University of Sydney graduate with a prior qualification in Communications (PR), and has recently completed a Project Management course. She has a professional background in the Government, Media and Healthcare industries, but is learning all about Defence from a wealth of experience in her ADCG colleagues and their networks.

Rachel is the Security Clearances and Consultancy Advisor for ADCG. She manages the consultancy branch of the business, helping to match consultants with contracting opportunities. She also provides to our DISP team and clients. Rachel’s strengths lie in helping to keep things organised, building relationships and improving systems. 

Hobbie: Gardening


Business Support Specialist

Gemma joined the team at ADCG in May 2020. With over 15 years’ experience in the various industries she brings skills in marketing and graphic design, event organisation and management, client account management, industry research and insights, business development and social media management. Gemma has studied a bachelor of Science (UNSW) and is now undertaking a Diploma of Human Resources Management.

As Business Support Specialist, Gemma is responsible for accounts payable and receivable within ADCG, as well as internal team support with website development and ADCG software development and support and functions within HR.

Guilty Pleasure: Watching Grand Design with a glass of wine.
Gemma on LinkedIn.


Business Support Specialist

As an accomplished fitness professional with a background in legal and commercial operations, Andrew offers a proven track record of supporting business growth in highly competitive industries at a national, regional and global level. Andrew has had roles in each key business segments including client services, commercial operations, compliance and quality assurance, training and employee development, product management, sales, marketing and program delivery.

As Business Support Specialist, Andrew is responsible for accounts payable and receivable within ADCG, as well as internal team support with website development and ADCG software development and support.

Hobbies: Lego, NBA and Reality TV


Manager - Security Clearances

Kieran joined the ADCG team in 2020 as Security Clearances Advisor. Prior to commencing with ADCG he was in a logistics manager in the transport industry for 22 years. This involved looking after subcontractors and assisting in them in their day to day activities. Previous to this Kieran was a funeral director for eight years working with people at a very sensitive time. He valued being able to help people through stressful or emotional times.

Kieran’s role with ADCG as Security Clearances Advisor is to help clients with the process of obtaining a clearance as efficiently and smoothly as possible.

Dream Car: Any classic old car 


Business Development Manager - ACT

Greg brings to ADCG over 30 years of sales, management and teaching experience from the computing industry and parallel experience in the Army Reserve, particularly in the areas of facility security and personnel planning. His particular skills lie in strategic planning and resource management.

Greg’s role at ADCG is as a Business Development Officer and Security Officer. He is responsible for business growth into new markets as well as supporting the security clearance team while they help clients through the clearance process.

Favourite Sport: Baseball


Security Clearance Advisor

Natasha began working for ADCG in July of 2021. She brings a wealth of business management, administrative and customer service knowledge. This experience involved working within varied sectors including travel, medical and agricultural/manufacturing fields for over 20 years. She prides herself on her ability to build productive relationships and resolve complex issues. Natasha holds a Bachelor degree in Business Management and has the drive for personal growth with a second degree underway.

Her role within ADCG as a Security Clearances Advisor involves working in collaboration with clients to support and streamline their security clearance application process.

Likes to: Randomly join up to triathlons


Database Support

Bella joined the ADCG team in December of 2021 after completing her high school studies. With minimal previous work experience in this field, ADCG is Bella’s entrance into the professional workforce, assisting in developing transferable skills such as communication and collaboration skills. Bella is currently undertaking a Certificate IV in Accounting and Bookkeeping. 

As Accounts Assistant at ADCG, Bella is responsible for supplying administrative support to the accounts department by performing clerical tasks and basic bookkeeping. 

Favourite TV Genre: Crime Shows