Atinum E&P is an energy-focused private investment firm that invests across the energy spectrum in North America. Founded in 2008, Atinum Partners is a private equity / family office based out of Seoul, Korea. It is one of the largest independent investment companies in the Asia-Pacific region. In late 2009, it acquired Sterling Energy USA to create a platform in the US to expand its energy investment in North America. Atinum E&P operates out of Houston, Texas, USA with divisions handling onshore and offshore assets.