In which town is found the headquarters of the corporation founded by David Boris Pall?
David Pall David Boris Pall (2 April 1914 – 21 September 2004), founder of Pall Corporation, was the chemist who invented the Pall filter used in blood transfusions.
Imperial Energy Corporation Imperial Energy Corporation plc is a British-based petroleum exploration and production business operating in Siberia. It is headquartered in Leeds and is a subsidiary of India's Oil and Natural Gas Corporation.