OceanaGold Corporation

Newmont Waihi Gold Limited is a gold and silver mining company based in Waihi, New Zealand. It is involved in the exploration, mining, and production of these precious metals, operating several sites including the Martha open pit and the Correnso, Favona, and Trio underground mines. Originally established as the Waihi Gold Mining Company in 1987, it rebranded to Newmont Waihi Gold Limited in June 2004. As of October 2015, the company functions as a subsidiary of Oceana Gold (New Zealand) Limited.

Romarco Minerals Inc. is an exploration and development stage mining company focused on acquiring, exploring, and developing precious metals mineral properties in the United States. The company's flagship project is the Haile Gold Mine, located northeast of Kershaw in southern Lancaster County, South Carolina, where it is currently engaged in exploration drilling, conducting a bankable feasibility study, and obtaining necessary permits. In addition to the Haile Gold Mine, Romarco also has interests in the Pinos Gold District in Mexico, a high-grade epithermal vein district that is in the advanced exploration stage. Headquartered in Toronto, Canada, Romarco Minerals operates as a subsidiary of OceanaGold Corporation.

Pacific Rim Mining Corp. is engaged in the acquisition, exploration, and development of precious metals properties, with a primary focus on gold and silver deposits. The company operates through its subsidiaries, targeting opportunities primarily within the United States. Its activities encompass the full spectrum of mineral exploration and development, aiming to identify and advance high-potential projects in the precious metals sector.