Peter H. Lieberman

Peter H. Lieberman is a founding member and Co-Chair of the Firm’s Private Equity Practice. He previously served as Deputy Co-Chair and later Co-Chair of the Global Corporate Practice. With more than 35 years of experience, Peter has advised on sophisticated matters spanning mergers and acquisitions, private equity and management buyouts, public company and hedge fund transactions, structured equity and hybrid capital matters, start-up and venture capital financings, and complex securities trading and structuring. Throughout his career, Peter has been involved in advising management teams, private equity firms, boards of directors, special committees, and controlling interest holders on issues of change of control, conflicts, governance, investment, and similar matters.

Peter trained at the New York law firm of Wachtell, Lipton, Rosen & Katz, where he was involved in both hostile and negotiated transactions (including proxy contests and the implementation of takeover defenses). Chambers USA (2022) describes him as “an extraordinary attorney” and “simply amongst the finest attorneys and providers of legal and commercial judgment I have ever worked with,” praising his “highest levels of sophistication, service, and commercial awareness.”

Concentrations

Peter’s areas of concentration have included:

•Mergers and acquisitions
•Private equity and management buyouts
•Hedge fund (including complex PIPE) transactions and securities trading and hedging compliance
•Corporate and securities matters and structuring, including as to preferred equity, convertible securities, and warrants

Recognition & Leadership

Awards & Accolades

•Listed, The Best Lawyers in America
•Mergers and Acquisitions Law, 2007-2026
•Corporate Law, 2026
•Listed, Leading Lawyers Network, 2005-2026
•Listed, Chambers USA Guide, 2010-2024
•Listed, IFLR1000, 'Highly Regarded,' Private Equity and M&A, 2020-2025
•Listed, The Legal 500 United States, 2016, 2018, and 2020
•Listed, Super Lawyers magazine, Illinois Super Lawyers, 2006-2010, 2014-2018
•Team Member, Corporate Board Member magazine and FTI Consulting Inc., one of 'America’s Best Corporate Law Firms,' 13th Annual Legal Industry Study, 2013
•Member, Winning Team, Global M&A Network’s Turnaround Atlas Award for “Private Equity Turnaround of the Year” for the Chapter 11 reorganization and acquisition of American Laser Skincare LLC, 2012
•Selected, Winning Deal Team - Distressed M&A Deal of the Year (Over $100mm), 2011 Turnaround Awards, The M&A Advisor, 2011
•Listed, 'Forty Under Forty,' Crain's Chicago Business, 2000