Mark Joseph McGreevy

Part of Kier Group Plc, Kier Construction Ltd. is a holding British company for the regional building and civil engineering activities of the Beazer Group. The company is based in Sandy, UK and was founded in 1987.

John Sisk & Son Ltd. engages in the provision of construction services. The firm constructs commercial, residents, industrial and public buildings. It also offers services such as professional services, and facilities management services, public and private services. The company was founded in 1859 and is headquartered in Dublin, Ireland.

Part of Sicon Ltd., JSS Rail Ltd. is a British construction company that specializes in large, complex, multidisciplinary programs. The company is based in St. Albans, UK. The company's standout feature is its construction-led delivery, and it is recognized by its customers as a world leader in safe and effective delivery. JSS Rail was founded in 1983 and was acquired by John Sisk & Son Ltd. from Bideem Group Holdings Ltd on January 09, 2004.

Part of Sisk Consolidated Investments Ltd., Sisk's subsidiaries construct buildings and provide civil engineering services. The company is based in St. Albans, UK. Sisk was founded in 1989.

Sensori Facilities Management Ltd. provides integrated property facility management services. The private company is based in Dublin, Ireland. The Irish company was founded in 1859. The CEO is Mark Cullen.

John Sisk & Son Construction LLC provides construction services. It offers construction, professional advice, and facilities management services. The company is headquartered in Abu Dhabi, United Arab Emirates.