Founded in 1988, NGP has managed US$ 13 billion of cumulative committed capital through its investment funds and affiliates, including: Natural Gas Partners, NGP Capital Resources Company, NGP Energy Technology Partners, and NGP Global Adaptation Partners. With over 200 investments in natural resource companies, it has been a leader in structuring and negotiating transactions totalling over US$ 20 billion. Recognized as one of the nation's top investment firms, it has achieved a 23-year gross IRR in excess of 30% compounded.