Paul Michael Callaghan

The Leighton Group, Inc. provides geo-technical and environmental services. The firm serves commercial, industrial, education, public buildings and transportation sectors. The company was founded in 1979 and is headquartered at Irvine, CA.

Tyne & Wear Holdings Ltd operates as a holding company with interest in providing financial services to the engineering services sector. The company was founded in 2006 and is headquartered in Washington, GB

The Institute of Administrative Management develops professional administrators, administrative managers, and business leaders. It offers business & administration, administrative management, business management and governance, leadership & motivation programs. The company was founded in 1915 and is headquartered in Telford, the United Kingdom.

Leighton Corp. Ltd. is an information technology services provider. The private company is based in Houghton-Le-Spring, UK. The British company was founded in 1997.

North East England Trading Ltd. is the Regional Development Agency (RDA) covering North East England. RDA is a non-departmental public body established for the purpose of development, primarily economic, of one of England's Government Office regions. The agency was founded in 1999 and is headquartered in Newcastle, United Kingdom.

North East Theatre Trust Ltd. is a British live theatre production company that has an international reputation for producing new plays and nurturing creative talent. The non-profit company is based in Quayside, UK. The company recently hosted a book launch for "Island" by David Almond, illustrated by David Litchfield.

RTC North Ltd. provides business management consulting services. The firm offers training, networks, conferencing and programmes. The company was founded by Gordon Ollivere and is headquartered in Sunderland, the United Kingdom.