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Board

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Roger McDowell

Non-Executive Chair

Roger McDowell has extensive leadership experience in distribution, engineering and industrial businesses. Mr McDowell spent over 20 years with Oliver Ashworth Limited, a pipeline products distributor, where he ultimately became chief executive officer and was instrumental in growing sales from £1 million to more than £100 million. He led the business through a period of significant growth, including achieving a listing on the Main Market of the London Stock Exchange. Since then, Mr McDowell has held a number of chair and non-executive positions across listed and private companies, providing strategic leadership, governance oversight and board-level support to businesses operating in sectors including engineering, manufacturing, industrial services, technology and financial services. Mr McDowell is currently the non-executive chair of Flowtech Fluidpower plc, Hargreaves Services plc and Avingtrans plc, the senior independent director of Tribal Group plc and an independent non-executive director of British Smaller Companies VCT 2 plc.

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Jason Duffin

Founder & Chief Executive Officer

Jason Duffin is the founder and chief executive officer of the Group , with extensive experience in specialist engineering, manufacturing and technology-led industrial equipment. He has been managing director of TEK 4 Limited since 2002, having previously held senior technical, sales and managing director roles with MJ Technology Ltd and operational leadership roles with Amchem Limited and Moss Machines Limited. Mr Duffin’s experience includes the development and commercialisation of special process technologies used in gas turbine component manufacturing, including EDM hole drilling, laser drilling and STEM drilling machinery. He is the inventor on multiple patents and holds a number of qualifications in electronics. Jason is married with a family, is a follower of Jesus Christ and is involved in several Christian charities including United Beach Missions, Young Life and UFM Worldwide.

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Duncan Longson joined the Group in September 2026 following nearly nine years at Eurocell plc, where his roles included Group Finance Director, Head of Corporate Finance and Group Financial Controller. Prior to his time at Eurocell, Mr Longson held various senior finance roles at SIG plc, including, latterly, as financial controller for Mainland Europe. Mr Longson is a fellow of The Institute of Chartered Accountants in England and Wales and began his career in audit at KPMG.

Chief Financial Officer

Duncan Longson

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Jan van Egmond has over 30 years’ experience working with hole-drilling technologies for the aero and industrial gas turbine sectors. Mr van Egmond began his career in Geneva with Georg Fischer Group, before working for DMG Holding GmbH and Sodick Europe Limited. Mr van Egmond has previously been an adviser to the Group and holds a BSc in Engineering and Telecommunication.

Independent Non-Executive Director

Jan van Egmond

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Peter Southby has over 30 years of professional experience, including in roles such as group CFO of VetPartners Limited and CFO of EMIS Group plc, an AIM-quoted supplier to the healthcare sector. Prior to this, Mr Southby was the Group Finance Director of ENER-G plc (now YLEM Group Limited) and Augean plc (now Augean Limited). Mr Southby is a fellow of The Institute of Chartered Accountants in England and Wales and began his career in audit at Arthur Andersen LLP.

Independent Non-Executive Director

Peter Southby

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