Patrick Shannon, former Global Co-Chair of the firm’s Capital Markets and Private Equity Finance Practices, represents clients in their most sophisticated capital markets transactions. 

Mr. Shannon draws on more than two decades of experience advising private equity sponsors, their portfolio companies, investment banks, and public and private companies on:

  • Acquisition financing
  • Initial public offerings
  • Equity and debt offerings, including high yield offerings
  • Public company representation and corporate governance
  • Liability management transactions
  • SPAC transactions

He leverages deep market knowledge and extensive resources across Latham’s global platform to help clients navigate the full spectrum of capital markets transactions in any market conditions.

A recognized leader at the firm, Mr. Shannon sits on the Associates, Opinions, and Retirement Committees and previously was a member of the Recruiting Committee.

Mr. Shannon’s representative experience includes advising:

Private Equity Sponsors

  • The Carlyle Group on numerous acquisition financings, refinancings, and securities offerings, including for Nouryon, Forgital, Atotech, Novolex, Veritas, Ortho Clinical Diagnostics, Axalta Coating Systems, Multi Packaging Systems, CommScope, Sequa, Open Solutions, JMC Steel Group, Vought Aircraft Industries, SS&C, Standard Aero, Kinder Morgan, Hertz Global Holdings, Dunkin’ Brands, and Triumph Group.
  • Platinum Equity on the acquisitions of Multi-Color, Husky Injection Moldings, WS Packaging, BWAY, Blue Line Rental, Nesco, and American Commercial Lines, as well as related acquisition financing and other debt offerings
  • GTCR on the acquisition of Protection One  
  • Hellman & Friedman and The Carlyle Group on the acquisition of Pharmaceutical Product Development, as well as debt offerings and recapitalizations
  • Apollo on the acquisition of Taminco Global Chemical Corporation
  • KKR on the acquisition of Capital Safety
  • Onex and CPPIB on the acquisition of Tomkins
  • PAE on its acquisition by special purpose acquisition corporation Gores Holdings III and the related de-SPAC process


  • 2U on debt and convertible notes offerings
  • Axalta Coating Systems on its IPO and listing on the NYSE, as well as public and private follow-on equity offerings and debt financings
  • Beasley Broadcast Group on its high yield debt offerings
  • Cogent Communications on its IPO and public equity offerings and debt financings
  • CommScope on its IPO and listing on Nasdaq, as well as numerous public and public follow-on equity offerings and debt financings
  • CoreSite Realty on its IPO and listing on the NYSE, as well as public follow-on equity offerings and debt financings
  • Gibson Energy on its IPO and listing on the Toronto Stock Exchange
  • Multi Packaging Solutions on its IPO and listing on the NYSE, as well as public follow-on equity offerings and debt financings
  • Ortho-Clinical Diagnostics in its US$675 million and US$400 million senior notes offerings
  • Pattern Energy on its IPO and listing on Nasdaq

Investment Banks

  • The initial purchasers on Johnson Controls’ €1 billion and US$625 million senior notes offerings
  • The initial purchasers on PPD’s US$1.2 billion senior notes offering
  • The underwriters on NRG Yield’s IPO, its listing on the NYSE, and follow-on equity offerings
  • The underwriters on PPD’s IPO and listing on Nasdaq

Bar Qualification

  • District of Columbia
  • New York


  • JD, University of Virginia School of Law, 1999
  • BA, Trinity College, 1992