Grahame R. Nix

EEF Ltd. operates a trade association for engineering and manufacturing industries. It business support services cover human resources and employment law, productivity improvement, research and intelligence, health, safety and environmental issues. The firm helps foster enterprise and innovation while making sure businesses are compliant, competitive, and future-focused. The company was founded in 1896 and is headquartered in London, the United Kingdom.

Ol Consulting Ltd. manufactured aircraft components and provides aerospace services. Its services included aerospace design, training, maintenance, and repair. The company's aerospace components included fuel tanks, auxiliary fuel tanks, and fueling probes. The company was founded in 1909 and was headquartered in Cambridge, the United Kingdom.