Hyperdynamics
OTCMKTS:HDYNQHyperdynamics Corporation, together with its subsidiaries, operates as an independent oil and gas exploration company. It engages in the acquisition, exploration, and development of oil and natural gas properties in the Republic of Guinea, Northwest Africa. The company owns a 100% interest in a concession that covers an area of approximately 5,000 square miles in offshore Guinea. Hyperdynamics Corporation was founded in 1983 and is headquartered in Houston, Texas.
PostRock Energy
OTCMKTS:PSTRQPostRock Energy Corp. engages in the acquisition, exploration, development, production, and gathering of crude oil and natural gas. It focuses on the Cherokee Basin project in southeastern Kansas, northeastern Oklahoma, and central Oklahoma. The firm also owns and operates minor oil and gas producing properties in the Appalachian Basin. The company was founded in July 2009 and is headquartered in Oklahoma City, OK.
TransCoastal
OTCMKTS:TCECTransCoastal Corporation, an energy development company, engages in the acquisition, exploration, development, and production of oil and natural gas properties. It holds interests in approximately 100 acquired or divested wells; and 200 undeveloped locations covering an area of approximately 6000 acres of leased oil and gas property located primarily in the panhandle area of west Texas. The company was founded in 1998 and is based in Dallas, Texas.
Yuma Energy
OTCMKTS:YUMAQYuma Energy, Inc. focuses on the acquisition, development, and exploration for conventional and unconventional oil and natural gas resources in the United States. It has onshore properties located in central and southern Louisiana, and southeastern Texas; and operated and non-operated assets in south Louisiana, including Cameron, LaFourche, Livingston, St. Helena, St. Bernard, and Vermilion parishes. The company also holds operated and non-operated assets located in Jefferson and Madison counties, southeast Texas; non-operated position in the East Texas Woodbine; and operated positions in Kern County in California. Yuma Energy, Inc. is based in Houston, Texas. On October 19, 2020, the voluntary petition of Yuma Energy, Inc. for reorganization under Chapter 11 was converted to Chapter 7. It had filed for Chapter 11 bankruptcy on April 15, 2020.
ZaZa Energy
OTCMKTS:ZAZAZaZa Energy Corporation, an independent oil and gas company, focuses on the exploration and production of unconventional and conventional oil and gas assets in the United States. The company's properties include the Eagle Ford East Trend comprising approximately 41,000 net acres in Houston, Leon, Madison, Grimes, Walker, Trinity, and Montgomery counties in East Texas; and Eagle Ford Trend covering approximately 3,700 net acres located in DeWitt and Lavaca counties in South Texas. ZaZa Energy Corporation is headquartered in Houston, Texas.