George is a highly experienced defence professional with extensive experience leading high-performing teams in both the Royal Australian Navy and private sector.

George had a 28-year career in the RAN in senior leadership roles, including serving as commanding officer of two warships and extensive operational and major project experience. For the past decade he has worked in the defence technology and engineering sector, most recently as General Manager, Operations & Delivery and then Business Development for the Australian arm of QinetiQ, a UK based multi-national Defence and Security business.

He joins Sentinel Boats in 2023, ready to capitalise on growing market demand, particularly in the defence and law enforcement sectors.

Chris is a prominent Tasmanian business leader with exemplary experience, reputation and management skills. Chris’ career is hallmarked by achievement as a senior industry manager and as a company director across private enterprise and government agencies at both national and state levels.
In 2015, his standing in the fields of Australian business and trade was recognised with his appointment as Australian Consul-General, San Francisco USA, and as Senior Trade and Investment Commissioner – Austrade.

Stephen McCullum is an acknowledged leader in the maritime industry with more than 40 years of experience. Stephen's extensive knowledge spans ship construction, commissioning, modifications, and maintenance – including with international ferry builder, Incat. He is part of a robust network within the industry and has represented major organisations on national and international platforms. As General Manager, Stephen's expertise drives excellence in boat building. As an award-winning ocean sailor, Stephen is very much at home on the sea.

Michael (or Mick, as he is best known) is a craftsman and a perfectionist with a passion for boat building and a methodical attention to detail and quality workmanship, which makes him a key asset to Sentinel Boats. Mick is a highly qualified specialist – a boilermaker/welder; shipwright; DNV-qualified welder and coded pipe welder. Mick has exceptional problem solving and trouble shooting skills as well as practical expertise in the development, implementation, and installation of procedures and practices.

Dana’s experience in defence and government infrastructure procurement is of value to Sentinel Boats, especially in understanding and meeting the requirements and expectations of both public and private sector clients. Dana has a record for providing operational management and project skills to companies that required expertise in the execution of government military project, especially short-term, high-pressure projects that required diplomacy and accuracy in achieving successful outcomes. She is a leader who is prepared to make the necessary decisions to resolve intricate problems in the pursuit of business targets.

Brad is a mechatronics engineers with exceptional computer, technical and problem-solving skills. His diverse technical background working for organisations such as TasNetworks, the Tasmanian Audit Office and the Royal Hobart Hospital, has provided Brad with high-end experience in electrical distribution, lighting, design and estimation; research and development in engineering software; and the application of Australian Standards in electrical engineering.

Jason brings to Sentinel Boats a wealth of organisational and managerial skills as well as rich life experience accumulated over a diverse career stretching from Scotland to Australia. His collaborative and strength-based management style combined with solid communication skills and a clear understanding of how to build working relationships with both staff and stakeholders has resulted in Sentinel Boats experiencing controlled growth, high quality assurance and client satisfaction.