
Corporate
Leveraged Finance
Banking and Credit
Family Office
Acquisition Finance
Investment Grade Finance
Project Finance
Eli Isak is a Partner at Simpson Thacher & Bartlett in New York City, specializing in Banking and Credit Practice. He represents leading private equity sponsors and their portfolio companies in a wide range of financing transactions, including acquisition financings, bank and bridge loan financings, and liability management. Eli has worked with notable clients such as EQT, Goldman Sachs, and Blackstone, advising on complex corporate finance transactions. He holds a JD from the University of Pennsylvania Law School and a Certificate in Business and Public Policy from the Wharton School. Eli's expertise extends to advising family offices on debt financings, making him a versatile and experienced legal professional in the finance sector.
Eli Isak's representative experience includes advising:

- Vista Equity Partners acquired Acumatica from Acumatica in a acquisition on 2025-05-29. - Deal value was 20000000000 (source: AI Estimation) Sector: Technology. - Acquirer-side legal counsel was not specified.
May 29 2025
1B
Private Equity
Partner
2020 – Unknown
Associate
2008 – 2020
Summer Associate
2007 – 2007
Summer Associate
2006 – 2006

- Goldman Sachs acquired the target/assets from XPV Water Partners in a acquisition on not available. - Deal value was 3900000000 Sector: Water Management; Location: USA. - On the acquirer side, counsel was not available; lawyers included Eli Isak, Jackie Song, Dennis Durkin, Jeanne Annarumma, Courtney Welshimer, Tim Gallagher, Anais Bourbon, Michael Mann.
Apr 04 2025
4B
Finance
1 min
JD, University of Pennsylvania Law School
2008
Certificate in Business and Public Policy, Wharton School of the University of Pennsylvania
2008
BA, Yeshiva University
2005