John Harper

Catlin Group Ltd. used to operate as a holding company, which is underwrites specialty classes of insurance and reinsurance through its subsidiaries on a global basis. The company was founded by Stephen John Oakley Catlin in 1984 and is headquartered in Hamilton, Bermuda.

Signature Aviation Plc manufactures aircraft parts and provides flight support services. The company was founded by William Fenton and Walter Wilson Cobbett in 1879 and is headquartered in London, the United Kingdom.

Kidde Plc manufactures fire and safety products. The firm manufactures products such as smoke alarms, fire extinguishers, carbon monoxide alarms, and other products. It serves the aerospace, defense, commercial, and consumer markets. The company was founded in September 2000 and is headquartered in Colnbrook, UK.

Umeco Ltd. provides advanced composite materials primarily to the aerospace and defense wind energy, recreation and automotive industries. The company operates through two segments: Structural Materials and Process Materials. The Structural Materials segment focuses on the development, manufacture and supply of advanced composite materials. The Process Materials segment develops, manufactures and supplies vacuum bagging materials to the composites industry and other markets, providing a range of materials and technical support. Umeco was founded in 1917 and is headquartered in Leamington Spa, the United Kingdom.

Williams Plc is a British company that manufactures and distributes consumer, building, industrial, military, and DIY products. The company is based in Derby, UK. The company was founded by Anthony Nigel Russell Rudd.

The AES Tring Park School Trust is an arts school that was founded in 1945. The non-profit company operates as an arts school, and is based in Tring, UK.