Prior to joining Serengeti, Ms. Biddle spent nearly 10 years at Goldman Sachs, where she was most recently Global Head of Commodity Sales and the CFO of the firm’s investments in the metals and mining sector. Prior, she held positions as head of Power, Metals/Industrial, Latin American and Environmental Commodities. Ms. Biddle  was responsible for many of the structured transactions in the private equity and power spaces including the monetization of the Allegheny DWR Contract, the structuring of Calpine Construction Finance Company hedge, the Texas Genco acquisition, Northern Tier Energy financing and the TXU leveraged buyout. Ms. Biddle was also a member of the firm’s Finance Committee, Business Practices Committee, Firmwide New Activity Committee, Structured Investment Products Committee, and European Audit and Compliance Committee. She was named Managing Director in 2004 and Partner in 2006. Prior to joining Goldman Sachs, Ms. Biddle was a Vice President at the AES Corporation focusing on project finance and power plant development. She also served as a Vice President at the Overseas Investment Corporation, providing political risk insurance and financing to US companies expanding overseas.