David John Leverton

Cullum Detuners Ltd. designs, develops, manufacturing and installation of jet engines test cell facilities and gas turbine acoustic packages. It offers a total business communications solution including audio conferencing, business VoIP, business broadband and wide area networks. The company was founded by Horace W. Cullum in 1898 and is headquartered in Heanor, the United Kingdom.

Part of Cullum Trustees Ltd., Cullum Detuners Investments Ltd. is a British company founded in 1993 that designs, manufactures, and installs equipment and installations for various sectors. The company is based in Heanor, UK. The company's mission is to make the industry quieter, safer, and greener by producing acoustic solutions, test equipment, and more.