Meet JFD's Senior Leadership Team who head up the departments across the company.



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Managing Director

Giovanni Corbetta

Gio took on the role of Managing Director in August 2015. Gio is based at the Westhill office in Aberdeen. Despite the downturn and subsequent challenges this has brought to the industry, Gio has continued to successfully drive forwards JFD’s growth and development.

Gio is a chartered aeronautical engineer and started his career in the late 80s’ as an Air Force Officer in the Engineering Corp looking after the Tornado aircraft. Following a short spell as one of the designers for the Typhoon aircraft engine he decided that the subsea world was more interesting than air. He became a Subsea Robotics Engineer and enjoyed few years designing systems and tools for use at great depths, where he earned the company two international patents, one of which is still utilised.

Following three years in Norway, he moved to Aberdeen in 1996. Gio held a number of different roles, all in the subsea contracting world: Proposals Manager, Project Manager, Engineering Manager, Operations Manager, Projects Director, Divisional Director for Europe, Middle East and Africa and finally Managing Director for two different subsea contracting companies before joining JFD.


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Special Projects Director

Ben Sharples

Ben joined Rumic in 1996 which was later bought by James Fisher. He was part of the offshore maintenance and operations team as Design Lead for the LR5 Submarine Rescue vehicle when it was upgraded in 2000 and Project Manager for the development of what has become the current Australian Submarine Rescue System. In 2004, Ben moved to Barrow to work for the James Fisher Group where he helped set up James Fisher Defence and won the Korean and Singaporean Rescue System contracts.

He became Managing Director of James Fisher Defence in 2012 and during his time within this position increased the business’s turnover from £1.2m per annum to £22m as the company became established in Sweden, Korea, Australia and Singapore.

Ben has been a member of the SLT since JFD’s formation in 2013.

“I’ve been at JFD for nearly 20 years primarily because I learn something new every day, I enjoy the rich mix of customers, working practices, environments and technology that our global business brings and I’m supported by a great team”



Finance Director

Sarah Caldwell

Sarah joined the business in 2018 as Finance Director. She has over 20 years’ experience in senior financial management.

Previously Sarah worked for the Weir Group PLC primarily in the Minerals Division with Finance Director roles in the US and Europe & North Africa; as well as a Group role as global Head of internal Audit. 

Formerly she worked in public practice specialising in audit, risk assurance and consulting with clients in public and private sector markets.


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Operations Director

Danny Gray

Danny is responsible for the delivery of all JFD products, services and Support to our customers, ensuring compliance, safety and quality is delivered throughout our Global product and Service capability, including NHC. JFD also offers an ongoing Product support service to both Commercial and Military customers providing resource and Management throughout the product’s lifecycle, providing a responsive and cost effective global maintenance solution.  

Danny started his career as an Apprentice Mechanic and began working within the diving industry in 1982 with Oceaneering he then joined Gas Services Offshore (which became Divex) as a Technician in 1985. During the past 30 years within the company Danny has predominately worked within the production environment enjoying roles of Workshop Manager and Production & General Manager. In addition, he has also managed a number of support functions including Product Engineering, Business Systems and HR.



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Commercial Director

John Paul McCarroll

Responsible for the provision and delivery of all internal functions, John Paul ensures JFD works efficiently and effectively in order to maintain high quality standards and resources.

A qualified chartered accountant, John Paul spent his formative years working in public practice specialising in accounting, auditing, taxation and corporate finance. He joined James Fisher Defence in 2010 as Finance and Commercial Director.

Following the merger in 2013, John Paul took on the role of Commercial Director.