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AdvEn Solutions, Inc. was founded in October 2011 with the mission to bring about next generation energy storage technology to the market place. All was started by the founders’ discovery of unique behavior of some basic materials used in energy storage. The technology is currently being demonstrated by the Company’s sample products of “AdvEn Batteries”.
D T E Coal Services, Inc is a Ann Arbor, MI-based company in the Energy & Utilities sector.
Hooper Corp is a Madison, WI-based company in the Energy & Utilities sector.
J.L. Rogers and Callcott Engineers is a Greenville, SC-based company in the Energy and Utilities sector.
Helmerich & Payne, Inc. primarily operates as a contract drilling company in North and South America. It provides drilling rigs, equipment, personnel, and camps on a contract basis to explore for and develop oil and gas from onshore areas and fixed platforms, tension-leg platforms, and spars in offshore areas. As of November 14, 2013, the company’s fleet included 305 land rigs in the U.S., 29 international land rigs, and 9 offshore platform rigs. Its contract drilling business operates through three reportable segments: U.S. Land, Offshore, and International Land. The U.S. Land segment operates primarily in Oklahoma, California, Texas, Wyoming, Colorado, Louisiana, Pennsylvania, Ohio, Utah, Arkansas, New Mexico, Montana, North Dakota, West Virginia, and Nevada. The Offshore segment conducts operations in the Gulf of Mexico, and offshore of California and Equatorial Guinea. The International Land segment has operates in Ecuador, Colombia, Argentina, Tunisia, Bahrain, and the United Arab Emirates. The company, through its subsidiaries, is also involved in the ownership, development, and operation of commercial real estate; and the research and development of rotary steerable technology. Its real estate investments include a shopping center containing approximately 441,000 leasable square feet, multi-tenant industrial warehouse properties containing approximately one million leasable square feet, and approximately 210 acres of undeveloped real estate located within Tulsa, Oklahoma. Helmerich & Payne, Inc. was founded in 1920 and is headquartered in Tulsa, Oklahoma.