Marshall L. McRae

CCS has remained focused on its core businesses of providing differentiated services to the oil and gas sector. It began in 1984 as Canadian Crude Separators Inc. Founded by its' current CEO, David Werklund, this successful, privately held enterprise became a publicly-traded common stock company in 1993.

Tervita Corp. engages in the provision of waste and environmental solutions. It operates through the Energy Services and Industrial Services segments. The Energy Services segment focuses primarily on the upstream and midstream sectors of the oil and gas industry through energy marketing, facilities, and onsite services lines. The Industrial Services segment offers comprehensive environmental solutions through waste, metals recycling, rail, and environmental services. The company was founded by David P. Werklund and Gordon Vivian in 1979 and is headquartered in Calgary, Canada.

Canadian Crude Separators, Inc. provides oil drilling, oilfield treatment, recovery, and disposal solutions. The company was founded by Dave P. Werklund in 1984 and is headquartered in Calgary, Canada.

CSS, Inc. is a company that provides cloud financial ecosystem platforms and contact center solutions with a focus on artificial intelligence and machine learning for enterprises that manage mass receivables, payments, recoveries, and revenues. The company is based in Delphi, IN. The company's technology helps municipalities and enterprises improve and automate their daily financial processes and consumer engagement. CSS was acquired by Harmon Industries, Inc. on January 29, 1998.