About Cox

Our History


How it all began

Charles Good starts searching for a lightweight diesel engine design capable of satisfying the large global demand for a diesel outboard engine which he had identified.


Vision turned into reality

Charles meets David Cox and agrees to become Executive Chairman and with his investor group become the financier of Cox Powertrain to develop David’s lightweight diesel engine design.


First Fire

The first fire of Cox's concept engine and commencement of designs for the Alpha engine.


Alpha Engine

Alpha engine on-water demonstrations begins and a more defined beta design was developed.


Expanding Management

Following an extensive two year search for world class technical leadership to accelerate the business, Charles Good hires Tim Routsis as CEO of Cox Powertrain.


Distribution Network

Work to secure a global distributor network commences with an expected 50 distributors worldwide to support the CXO300.


Countdown to Launch

The CXO300 worldwide demonstration programmes begin along with landmark validation programmes from key marine influencers. The CXO300 global launch is planned for November 2018.


Production Begins

Emissions certification approval obtained for EPA Tier 3, RCD II and IMO II. Production of the CXO300 commenced with the first units shipped to the market in July 2020.


Read our employee testimonials below to find out what it is like to work at Cox. Like what you read? Your next opportunity is here.


‘There are really three reasons that attracted me to Cox Powertrain: the innovative product, the interesting application and the dynamic nature of the company.’


‘The biggest opportunity for me here at Cox has been the opportunity to continue learning – it’s great to work somewhere that still has me learning something new each week…’

Our People

Charles Good


Actively involved in the business since its inception. Charles has a track record of successfully backing fledgling businesses through to investment grade status. He is also Chairman of Capital for Business Limited and Rosebourne Limited .

Tim Routsis

Chief Executive Office

Ex CEO of Cosworth, he successfully took them from a cost centre to a profitable international firm. Experience in engine development in global automotive, aerospace and marine markets.

Mark Palethorpe

Chief Financial Officer

Mark is ex Deloitte, was FD of QinetiQ’s largest division and recently CFO of the Cosworth Group. First hand experience of taking significant businesses to financial markets.

Barry Elliott

Non-Executive Director

Sits on the boards of various companies as a NED with specific focus on representing shareholder interests and aligning shareholder goals with operational objectives. Strong in areas of compliance, corporate governance and strategic direction.

Petra Argent

Company Secretary

Petra has over 15 years experience of company secretarial, administration and investor relations.

Stephen Moore

Technical Director

Having spent upwards of 30 years in engineering, Stephen is respected by all that he works with as a result of his prestigious experience in the industry; especially that gained as Director of Base Engine Engineering at Ricardo.

Jerry Attridge

Operations Director

Having spent over 35 years in an Engineering and Manufacturing environment, Jerry is a driven and resourceful Senior Director with a wealth of experience managing multi-sites in the UK and Internationally within the Aerospace & Marine market sectors

Tony Ferrier

IT Director

Tony has over 20 year’s experience in Engineering and Manufacturing sectors, as a strategic IT Leader. A track record in evaluating, implementing and integrating leading software, driving efficiency throughout the business.

Adam Gurr

Head of Programme Delivery

With a move from a purely engineering role, to combined programmatic and technical lead role at Ricardo, Adam has significant experience in both engineering and programme management.

Ben Sherwood

Chief Engineer

Ex-Lotus & Ricardo, Ben has a significant history in systems engineering, working at a number of the country’s most prestigious engineering establishment, travelling the world on his way. Chief Engineer at Cox was the natural next-step for Ben’s highly impressive career portfolio.

Duncan Green

Head of Procurement

A career of more than 25 years in procurement, has seen Duncan progress through managerial ranks. Duncan has worked with some of the biggest names in engineering: Mini, McLaren, Bowers & Wilkins, Raymarine, Lewmar and Ricardo, delivering multiple successful projects from concept into production.

Jonathan Lex

Head of Supply Chain

Jonathan Lex has worked globally in a number of senior operations and supply chain roles over the last 20 years, most recently in the Energy, Automotive and Aerospace Sectors. He brings to Cox his experience in building capable supply chains and manufacturing teams.

Alex Degnen

Head of Quality

Alex has a proven track record in leading quality and improvement teams within the automotive, defence and aerospace sectors, having worked for companies such as Thales, Chess Dynamics and Ricardo UK.

Jilly Bayford

Head of HR

Jilly has over 25 years’ experience within an HR & Training environment working in a variety of sectors – Business Advice Service, Aviation, Funeralcare & latterly CSM Bakery Solutions – ensuring that Business Objectives align with the HR strategy of any of these businesses.

Hugh Hudleston

Head of Sales

Hugh has significant experience in the development of high-growth SME companies, in both non-executive and executive capacities, most recently as co-founder of the UK’s largest student ticketing business. He is also an experienced sailor and has a passion for classic powerboats.

Built in Britain

Proud to be continuing Britain’s historic record at the forefront of engineering, Cox have been working tirelessly to achieve world-class standards of performance and quality.