Chartered Engineer and a Fellow of the Institution of Mechanical Engineers. My Doctorate is in the self-loosening of threaded fasteners. I founded Bolt Science Limited in January 1992 to provide solutions to bolting and fastener problems. I have developed the company so that it has become one of the leading sources of advice in this field. I have extensive experience in the design and analysis of bolted joints and have published several articles on the subject. The work that I have completed includes fastener and joint failure investigation and the determination of its causes. This work has covered automotive, marine, aerospace, plant, and machine tool industries. I have acted as an Expert Witness in major accidents involving fasteners and conducted training courses in various parts of the world on the technical aspects of bolting.I am a member of the British Standards FME/9 Committee on Fasteners, the ISO Technical Committee 1 on Threads, and I'm a member of the Working Party updating the ISO 16047 standard on Fastener Torque - Clamp Force Testing.

Involved in the management of the design and analysis of new products.

Responsible for computer aided predictive analysis work to resolve design, development and service problems relating to the company's products. I was also had management responsibility for the company's test department that involved vehicle testing and problem resolution.

Held various positions culminating in Principal Engineer. Leading a team of engineers with responsibilities for the design and analysis of new vehicles (both bus and rail). The work also included the failure analysis of service problems and their resolution.