Kevin A. Humphrey

The American Institute of Certified Public Accountants provides vocational education in accounting. The company provides services to the accounting community, regulatory bodies, and other organizations. It also operates in Jersey City, Washington, and Lewisville. It was founded in 1887 and is headquartered in New York City, NY.

Oregon Society of Certified Public Accountants offers financial solutions to non-members. It provides educational resources, industry conferences, development and training programs. The company was founded in 1908 and is headquartered in Beaverton, OR.

The Independent Petroleum Association of America manufactures oil and natural gas. The non-profit company is based in Washington. Barry Russell has been the CEO of the American company since 1980.

Oklahoma Independent Petroleum Association operates as an oil and natural gas association. The company was founded in 1955 and is headquartered in Oklahoma City, OK.

Part of Unit Corp., Brighton Energy LLC is a company that explores and develops oil and gas properties. The company is based in Tulsa, OK. Brighton Energy was acquired by Unit Corp. on October 16, 2006 for $67 million.

Eagle Energy Company of Oklahoma, LLC explores, develops and produces natural gas and crude oil. The company was founded in 2009 and is headquartered in Tulsa, OK.