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D S Herron Company Inc is a Tulsa, OK-based company in the Energy and Utilities sector.
Devon Energy Corporation is a leading independent oil and natural gas exploration and production company. Devon`s operations are focused onshore in the United States and Canada. The company`s portfolio of oil and gas properties provides stable, environmentally responsible production and a platform for future growth. Devon has more than doubled its onshore North American oil production since 2008 and has a deep inventory of development opportunities to deliver future oil growth. Devon also produces about 1.6 billion cubic feet of natural gas a day and about 120,000 barrels of natural gas liquids per day. Headquartered in Oklahoma City, Devon is a Fortune 500 company and is included in the S&P 500 Index. Its common shares trade on the New York Stock Exchange under the ticker symbol DVN.
Quality Building Controls is a Tampa, FL-based company in the Energy and Utilities sector.
Pedernales Electric Cooperative Inc is a Johnson City, TX-based company in the Energy and Utilities sector.
iOnosphere is a Greenville, SC-based company in the Energy and Utilities sector.