Bantrel Co. (Bantrel) is an oil and gas refining company. It is principally engaged in designing and building largest and most complex upgrading and refining facilities in Canada. Bantrel operates through its wholly owned subsidiary Bantrel Constructors Co. which employs 1500 people. Bantrel is a privately owned by Betchel which is one of the largest EPC companies in the world, and McCaig Investments, a Calgary based holding company. Bantrel undertakes a range projects from conceptual development and front-end work, detailed engineering and site support to full-on large-scale direct-hire construction and construction management in petroleum, power generation, carbon capture, alternative and renewable energy markets. It uses sophisticated project design and management tools and has extensive experience in all major 3D design systems. Bantrel is headquartered at Calgary in Alberta, Canada.