Isaac Tendler | White & Case LLP International Law Firm, Global Law Practice
Isaac Tendler
Isaac Tendler

Isaac Tendler

Counsel, New York

T +1 212 819 8741

E [email protected]


Isaac Tendler is counsel in the Firm's Tax Practice. His practice focuses on cross-border and domestic taxation, including tax aspects of global and domestic mergers and acquisitions, real estate joint ventures, securities offerings, securitizations and financing transactions.

Bars and Courts

  • New York State Bar


  • LLM, Taxation, Georgetown University Law Center
  • JD, Hofstra University School of Law
  • BTL, Ner Israel Rabbinical College


  • English



Representation of Dynegy Inc. in its US$119 million sale of two intermediate gas-fueled plants located in Dighton and Milford, Massachusetts to a subsidiary of Starwood Energy Group Global.

Representation of Dynegy Inc. in the acquisition of a 28.1 percent  interest in the Wm. H. Zimmer Generating Station and a 36 percent interest in Miami Fort Unit 7 and Miami Fort Unit 8.

Representation of Dynegy Inc. in the purchase by its wholly-owned subsidiary, Dynegy Zimmer of AEP Generation Resources Inc.'s interest in the Wm. H. Zimmer Generating Station; and in the sale by Dynegy's wholly-owned subsidiary, Dynegy Conesville, LLC  of its interest in the Unit 4 Conesville Generating Station to AEP.

Representation of Dynegy Inc. in the purchase of undivided ownership interests in two coal-fired electric generating plants in Ohio from AES Ohio Generation, LLC.

Calpine Corporation

Representation of Calpine Corporation in its US$17 billion sale to Energy Capital Partners, an energy-focused private equity firm, and a consortium of investors including Access Industries and Canadian Pension Plan Investment Board. This transaction was named "Americas Private Equity Tax Deal of the Year" by International Tax Review in 2018.

Representation of Calpine Corporation in its US$1.05 billion acquisition of Noble Americas Energy Solutions, LLC (NAES), the nation's largest independent supplier of power to commercial and industrial retail customers.

Representation of Calpine Corporation in its US$395.5 million sale of Mankato Power Plant, a 375 MW natural gas-fired, combined-cycle power plant located in Minnesota, to Southern Company subsidiary Southern Power.

Representation of Calpine Corporation in its sale of South Point Energy Center, an approximately 504 MW natural gas-fired, combined-cycle, electric generation facility on the Fort Mojave Indian Reservation in Mohave Valley, Arizona, to Nevada Power Company.

China Three Gorges

Representation of China Three Gorges Corporation in its US$1.2 billion acquisition of Duke Energy's assets in Brazil.

Quad-C Management, Inc.

Representation of Quad-C Management, Inc., a leading middle-market private equity firm, in its investment in Pharm-Olam International, Ltd., a multinational, full-service clinical research organization serving the biopharmaceutical and medical device industries.