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Tango Gold Mines Incorporated engages in the acquisition, exploration, and development of precious metal properties in the Republic of Nicaragua, Central America. Its principal property includes the Topacio concession, a gold exploration project that covers an area of approximately 9,300 hectares located in the South Atlantic Autonomous Region of the Republic of Nicaragua. The company was formerly known as F.D.G. Mining Inc. and changed its name to Tango Gold Mines Incorporated in May 2013. Tango Gold Mines Incorporated is based in Toronto, Canada.
Black Castle Surface Mine is a Uneeda, WV-based company in the Agriculture and Mining sector.
BlueOak Resouces (formerly BioMine) is a venture-backed start up developing novel solutions for recovering value from electronic waste. The company was co-founded by Priv Bradoo and Bryce Goodman in 2011 and, that year, was named Best New Alumni Venture by the Harvard Business School. Operations are currently based in Silicon Valley/San Francisco Bay Area.
Peninsula Orchid Society is a San Mateo, CA-based company in the Agriculture and Mining sector.
A and E Aluminum Products is a Elkton, MD-based company in the Agriculture and Mining sector.