John S. Castle

Managing Partner

Branford Castle Partners LP

Joined: 2002

Office Phone:

(212) 317-2004

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Mr. John S. Castle’s primary responsibilities are deal sourcing, deal execution, and post-acquisition portfolio oversight. Mr. Castle is and has been a board member of various companies owned by Branford. Prior to joining Branford in 2002, he was a Director of Business Development at Airwave Wireless (an Idealab! Company, the leading Internet incubator in the early 2000’s). Prior to that, he was an Analyst, M&A at Dillon Read & Co. John S. Castle received an A.B. from Harvard College, where he was a John Harvard Scholar (top annual academic achievement) and a Cum Laude graduate. He received an M.B.A. from the Harvard Business School. He is a member of the Manhattan Chapter of the Young Presidents’ Organization (“YPO”) and is the Co-Chairman of the Harvard Class of 1995 Fundraising Committee. He is also a member of the Board of Trustees of the Riverdale Country School in New York City.


Harvard University , Massachusetts,
1 of 580

Harvard Business School , Massachusetts,
1 of 1329

Work History

AirWave Wireless, Inc.