John Senior is a partner in the Investment Funds Practice Group in the New York office of Kirkland & Ellis LLP and a member of the Firm's Liquidity Solutions Team. His practice focuses on counseling sponsors and investors in strategic secondary transactions, as well as advising on the organization and operation of private investment funds. Since 2016, John has advised on fund formation and continuation fund transactions exceeding $75 billion in commitments across investment strategies ranging from buyout, infrastructure, real estate and natural resources, to social impact and venture capital. John also advises clients on internal partnership arrangements, succession planning, regulatory compliance and fund-related transactions.

John was named a Rising Star for Investment Funds by IFLR1000 (2022) and has spoken at numerous conferences and panels on fund formation and secondaries matters. His investment manager clients have included Ardian, BTG Pactual, Burford Capital, CenterOak Partners, GCM Grosvenor, Generate Capital, Harkness Capital, J.H. Whitney, Leonard Green, Main Street Advisors, Macquarie, Neuberger Berman and Olympus Partners.

Prior to joining Kirkland, John was a corporate partner at Gibson Dunn and a member of Gibson Dunn’s investment funds practice group. Before attending law school, he served for several years as a foreign service officer with the U.S. State Department, including diplomatic postings in India and Bulgaria, and as a U.S. negotiator in the United Nations Security Council. He holds the State Department’s Superior Honor Award and the American Foreign Service Association’s Sinclaire Award.


Thought Leadership

Speaking Engagements

Moderator, “The state of the secondaries market: generating liquidity in an illiquid asset class,” SuperReturn North America, November 2023


Admissions & Qualifications

  • New York
  • California


  • New York UniversityJ.D.2012
  • Georgetown UniversityB.S., International Politics2001