Imperial Oil explores for, produces, and sells crude oil and natural gas.
Kinder Morgan is the largest energy infrastructure company in North America.
TimkenSteel Corporation manufactures and sells alloy steel, and carbon and micro-alloy steel products worldwide.
Loews Corporation provides commercial property and casualty insurance in the United States, Canada, the United Kingdom, Continental Europe, and Singapore.
EQT Corporation is an integrated energy company with emphasis on Appalachian area natural gas production, gathering, and transmission.
ONEOK is a diversified energy company and the general partner of ONEOK Partners, one of the nation's largest publicly traded master limited partnerships.
Regal Beloit is a manufacturer of electrical and mechanical motion control and power generation products.
Primoris provides a wide range of construction, fabrication, maintenance, replacement, water and wastewater, and engineering services to major public utilities, petrochemical companies, energy companies, municipalities, and other customers.
Williams is the provider of energy infrastructure in North America.
Dominion is an electric power and natural gas company.
SemGroup is a midstream oil and gas company that moves energy safely through a network of pipelines, terminals and storage tanks.
Helix Energy Solutions Group, Inc. offers life-of-field services and solutions to offshore oil and gas producers worldwide.