Stephen Lockwood

Producers Oilfield Services, Inc. is an energy services company where it grow its business through the combination of internal growth and by investing in well managed, private oilfield service companies. In other case it is a company providing management and financial expertise, technology and systems support to a small group of subsidiary companies.

The Group's principal activities are to provide transportation and related services to the oil and gas industry in western Canada. The Group also provides management and financial expertise, technology and systems support to a network of subsidiary companies. It operates in two segments Oilfield Services and Trucking. Oilfield services segment provides transportation services to the oil and gas industry, which includes exploration and development companies and production and gas transmission companies. Trucking segment provides both long haul and local transportation services to customers in various industries. In the year 2007, the Group acquired E.K. Inc. and Pro North Well Management Ltd along with its subsidiary Pro North Oilfield Services Ltd.

Carscallen Lockwood LLP provides legal services. The private company is based in Calgary, Canada. The Canadian company was founded by Stephen H. Lockwood.

Alberta Health Services Its programs and services include addictions and substance abuse, allergies, asthma, blood and lymphatic system, bones, joints, and muscles, brain and nerves, cancer, complementary and alternative medicine, diabetes, digestion, environmental health, poison and toxicology, eyes and vision, food and nutrition, genes, chromosomes and genetic conditions, health system, heart and circulation, hormones and endocrine system, and immune system, as well as ear, nose, and throat. The company is headquartered in Edmonton, Canada.

ATCO Structures & Logistics Ltd. provides modular construction services. Its products and services include workforce housing, modular facilities, site support services, and logistics and operations management. The firm specializes in office trailers, workforce camps and lodges, camp services and catering, facility operations and maintenance, disaster relief and military support services. The company was founded in 1947 and is headquartered in Calgary, Canada.

Part of ATCO Ltd., ASHCOR Technologies Ltd. sells coal combustion products. The company is based in Calgary, Canada. The Canadian company was founded in 1998. ASHCOR Technologies was acquired by ATCO Ltd. from Canadian Utilities Ltd. on December 31, 2019 for $26.81 million.