top of page


 Calgus is an emerging Defence specialist sub-contractor owned and operated by Defence Veterans providing client-focused solutions for the delivery of small boat products, project management, engineering, safety engineering, test and evaluation. The Calgus team offers vessel management expertise in whole of ship concepts from requirements setting through to delivery and acceptance.


Calgus is a client-focused engineering consultancy company that specialises in new and modified vessel builds, including the delivery of projects, engineering, safety engineering, test and evaluation and vessel management. Delivering expertise in whole of ship life cycle management from contract concept through to delivery and acceptance.

Calgus is passionate about delivering projects and working with clients to ensure that the information sharing of our expertise will enhance the client’s personnel and this data will remain with the client through the project lifecycle. 

Calgus commitment is to provide only qualified and experienced experts within their related fields, ensuring no substitution of personnel. ​​

Calgus Maritime personnel facilitate engineering and management activities: project management of large scale new and modified vessel build programs, preparation and review of Technical proposal solutions Including financials, development and provision of vessel specification.

Calgus Maritime is a specialist engineering sub-contractor to primes and CASG on major Australian defence projects, providing: Requirements management, engineering design reviews, and build management services including quality assurance, verification and validation, test and evaluation, production and contract management, vessel build management, safety engineering and Establish a Through Life Support program ​



Calgus Maritime has implemented test and evaluation strategies on the following projects: Guided Missile Frigate Upgrade, Mine Hunter Coastal, Armidale Class Patrol Boats, Antarctic Supply and Research Vessel and SEA 1778-1. Calgus has written proposals and implemented projects for various companies, including: Navantia, Broad Spectrum, Noetic, BMT Group, Ullman Dynamics, Willard Marine and Inflatable Solutions 

bottom of page