Parex Resources Inc. engages in the exploration, development, production, and marketing of oil and natural gas in Colombia. The company's principal land holdings and exploration blocks are in Colombia Llanos and Magdalena Basin. It has 55% working interest in Block LLA-34; 100% working interest in Cabrestero Block; and 50% working interest in Capachos Block and Block VIM-1. The company was incorporated in 2009 and is headquartered in Calgary, Canada.