Jean de Bernardy-Sigoyer

Ernst & Young LLP engages in the provision of accounting, assurance, tax, transaction, and advisory services. It specializes in the actuarial, analytics and big data, cyber security, accounting compliance and reporting, center for board matters, international financial reporting standards, country tax advisory, global trade, tax accounting, and climate change and sustainability. The company was founded in 1989 and is headquartered in New York, NY.

Muirhead Aerospace Ltd. manufactures precision-wound components, position sensors and electrical control systems. It products include actuators, electronics, motors, optical encoders, PMA, synchros and repair and overhaul. The company was founded by Alexander Muirhead in 1896 and is headquartered in London, the United Kingdom.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.