David J. Bikerman

Greenstone Resources Ltd. engages in the exploration and mining of precious metals. The company was founded on May 3, 1983 and is headquartered in Toronto, Canada.

East Delta Resources Corp. engages in the exploration and mining of gold. The company is headquartered in Montréal, Canada.

Sino Silver Corp. is primarily focused on silver exploration and development of silver mines in mainland China. Company was formerly known as Bream Ventures Inc. Company has begun exploration programs on four properties located in the Erbaohuo Silver District in Northern China. It is a start-up and pre-exploration stage company. Company was formed on March 09, 2001 and is located in New York city in NY.

The Group's principal activities are to acquire, explore and develop mineral properties. The Group currently focuses on the acquisition and development of its interests in mining properties located in the Marmato Mountain Gold District and Caramanta located in Colombia. It began seeking other potential opportunities for acquisition that were consistent with the expertise of its management. The Group is in an exploration stage.

Sinomar Capital Corp. is a development stage company that intends to identify a business to complete a qualifying transaction with. The company was founded in 2006 and is headquartered in Calgary, Canada.

Tungsten Corp. is an exploration stage mining company, which engages in the identification, acquisition, and exploration of metals and minerals with a focus on tungsten mineralization on its properties located in Nevada. The company was founded on June 5, 2008 and is headquartered in West Chester, OH.

Bikerman Engineering & Technology Associates, Inc. operates as a consulting firm. It offers services to the mining industry in financial modeling, exploration and geologic model preparation, geostatistical and reserve analysis, environmental plans, project feasibility, and project design and management. The company was founded by David Bikerman in May 1997 and is headquartered in Mansfield Center, CT.