Our People

Dan Fleetcroft - Technical Director

Dan Fleetcroft, a qualified aerospace engineer, started his career at Ferrari’s Formula-One team under technical director John Barnard. Dan was mentored by John, the legendary F1 engineer, for 15 years working in multiple F1 teams, Kenny Roberts’ MotoGP team and Barnard’s B3 Technologies.

At B3 Dan delivered solutions across multiple sectors including aerospace, automotive, defence, Olympic sport, medical and marine. Today the application of this extensive knowledge in design, simulation, materials and manufacturing technologies benefits Performance Engineered Solutions, the design engineering business which he co-owns. Dan is also Chair of the governing body for the Sheffield City Centre UTC.

Mike Maddock - Managing Director

Mike is MD and co-owner and has experience in multiple business environments. His previous experience includes eleven years in multisite retailing, where as a Regional Operations Director, Mike operated 175 businesses with an annual turnover of £153 million and a team of circa 3000 + within his region.

Mike is a Visiting Professor with the Faculty of Engineering at the University of Sheffield and is a member of the Sheffield region Science & Innovation Board. He is a member of both the regional and national membership boards for Make UK (formerly the Engineering Employers’ Federation) and is their Industry 4.0 Champion. He is also a 2020 & 2019 Export Champion for the Department of International Trade (DIT). Mike is a trustee on the board of the Steel Man charity and has played an integral part in the Heart of Steel project, in association with the British Heart Foundation.

Mike intimately understands performance markets, having competed for GBR in the sport of Skeleton bobsleigh for seven years. He also understands people, pressure environments and detailed operational planning from his thirteen years as a clearance diver and bomb disposal operative in the Royal Navy.

Dean Gardner - Engineering Director

Dean joined PES from his previous role as Engineering Manager at Atkins Energy where he looked after the fifty strong engineering team for the Nuclear Design function that designed mechanical handling equipment for various civil and defence nuclear programmes. Dean's career includes designing state of the art fly-by-wire controls systems for clients such as BAE Systems, NASA, Bombardier and Lockheed Martin, and supplying design services into clients including, Rolls-Royce Tidal Generation (now GE Renewables) and GE Oil & Gas.


Simon joined PES from his previous role as a Senior Engineer at Atkins Energy where he designed mechanical handling equipment for various civil and defence nuclear programmes. Simon started his career at Siemens where he worked as a R&D design engineer in their metals processing division. During this time he worked in Harbin, China commissioning an aluminium hot rolling mill, and in the UK his role focused on engaging with universities and designing improvements to rolling mill control systems.


Stefan joined the PES Performance team from Canada’s Southern Alberta Institute of Technology (SAIT), where he was a Composite Director. He specialised in composite testing, tooling and fabrication; whilst using 3D modelling, rapid prototyping of plastic and composite parts, and final prototype development. During this time Stefan worked on projects in a variety of industries such as medical, sporting goods and industrial. One project involved the design and fabrication skeleton sleds for the Canadian Olympic team to win gold at the 2014 Sochi Olympics.

Our Community