Andrew Calder is a Partner in the Corporate Department at Simpson Thacher & Bartlett LLP.  Mr. Calder specializes in mergers and acquisitions, corporate and securities laws, and corporate governance, with a particular focus on the energy sector, including oil and gas transactions.

Transactions on which Mr. Calder has worked include the representation of Kohlberg Kravis Roberts & Co. L.P in connection with its acquisition of Samson Investment Company; Petrohawk Energy Corporation in connection with its sale to BHP Billiton; Kohlberg Kravis Roberts & Co. L.P with respect to its purchase of Chevron’s 23.44% stake in the Colonial Pipeline Company; affiliates of Kohlberg Kravis Roberts & Co. L.P, Texas Pacific Group and Goldman Sachs & Co. on their acquisition of TXU Corp;. PPL Corporation on its acquisition of Central Networks and its acquisition of E.ON U.S. LLC; Energy Future Holdings Corp. on the sale of an approximate 20 percent minority ownership interest in Oncor Electric Delivery Company LLC; KeySpan Energy in its sale to National Grid; First Reserve Corporation on its acquisitions of various power generation and transmission facilities; ITC Holdings Corp. on its acquisitions of Michigan Electric Transmission Company LLC and the transmission assets of Interstate Power & Light Company; Blackstone on its LBO of Anheuser-Busch InBev’s Busch Entertainment theme parks; Moreno Offshore Resources, L.L.C and its affiliates on divestitures of oil and gas properties; Morgan Stanley as financial advisor to the Audit, Conflicts and Governance Committee of the general partner of Duncan Energy Partners L.P. in connection with the merger of DEP with a subsidiary of Enterprise Products Partners L.P.; Barclay’s Capital Inc. as financial advisor to Exelon Corporation in connection with the proposed combination of Exelon with Constellation Energy; BC Partners and Silver Lake in their acquisition of MultiPlan Holdings, Inc.; Graham Packaging Company Inc. in connection with its initial public offering; and Ford Motor Company on its sale of The Hertz Corporation.

Mr. Calder received an LLB with Honors from the University of Edinburgh, he is admitted to practice in New York and Texas.

Honors/Associations

•	New York Bar Association
•	Member of the Law Society of England & Wales

Admissions

•	New York 2003
•	Texas 2011

Education

•	Oxford Institute of Legal Practice, 2002 LPC Commendation
•	BPP Law School London, 2001 CPE Commendation
•	University of Edinburgh, 2000 LLB Law Honors