Jonathan Karen has led the Firm’s recent efforts in some of the industry’s most successful and market-defining private equity fund formations, including Blackstone’s recent flagship corporate, energy and real estate private equity funds: Blackstone Capital Partners VII--$18 billion (2015), Blackstone Energy Partners II--$4.5 billion (2015) and Blackstone Real Estate Partners VIII-- $15.8 billion (2015). Other recent noteworthy private fund formation transactions led by Jonathan include Silver Lake Partners V ($15 billion, 2017), Stonepeak Infrastructure Fund II ($3.5 billion, 2016) and Centerbridge Capital Partners III ($6 billion, 2014) and numerous other separate accounts, funds-of-one and similar custom arrangements across multiple asset classes, including buyout, real estate, infrastructure, secondaries and distressed and mezzanine debt. Jonathan also counsels investment firms on a mix of matters involving private investment funds, including internal economic arrangements for private fund sponsors, regulatory compliance, M&A transactions and strategic investments involving private fund sponsors, joint ventures and spin-outs. In 2015, Jonathan was named to Private Equity International’s (PEI) Private Funds Management’s “30 Rising Stars Under 40” and was labeled a “Rising Star” by Law 360 in 2013.
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- Silver Lake in the establishment of the $15 billion Silver Lake Partners V, at the time the largest technology investment-focused private equity fund ever raised
- Blackstone in multiple fundraisings, including the establishment of the $13.3 billion Blackstone Real Estate Partners VII, at the time the largest opportunistic real estate private equity fund ever raised, and the $16 billion Blackstone Capital Partners VI
- Carlyle in the establishment of its first energy-focused fund, which raised nearly $1.4 billion in total commitments
- Stonepeak Infrastructure Partners in the establishment of a $1.65 billion private equity fund focused on infrastructure investment opportunities in the North American middle market
- Centerbridge Partners in the establishment of the $4.25 billion Centerbridge Capital Partners II, its second private equity fund focused on control-oriented private equity and distressed investments
New York University School of Law, 2001 J.D.
Annual Survey of American Law, 1999–2000
Duke University, 1998 B.A.
Jonathan A. Karen, a Partner at Simpson Thacher & Bartlett LLP practicing in the Firm’s Corporate Department, has led the Firm’s recent efforts in some of the industry’s most successful and noteworthy private equity fund formations, including:
Jonathan was recently named to Private Equity International's (PEI) Private Funds Management’s “30 Rising Stars Under 40” recognizing the top private funds lawyers under 40 as identified by industry participants and law firms from around the world. He was featured in Law360 as a “2013 Rising Star,” which honored his work for several high-profile private equity clients in establishing multibillion-dollar fund formations. Jonathan is cited as a recommended private equity funds lawyer in The Legal 500 United States 2015 and in Who’s Who Legal 2015. Jonathan has also spoken about private funds at forums such as the International Bar Association’s Private Funds Conference in London as well as the New York City Bar Association. His published work includes articles in Private Equity International and Getting the Deal Through.
Jonathan also counsels investment firms on a wide variety of matters involving private funds, including internal economic arrangements for private fund sponsors, regulatory compliance, M&A transactions and strategic investments involving private fund sponsors, as well as joint ventures, spin-outs and other corporate transactions involving private investment funds.
Jonathan received his J.D. from New York University School of Law in 2001, where he edited the Annual Survey of American Law from 1999 to 2000. He received his B.A. from Duke University, cum laude, in 1998.