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Peter J. Loughran is a corporate partner and member of the firm’s Capital Markets and Private Equity Groups. He concentrates his practice in securities law and capital markets transactions. He regularly represents issuers and underwriters in U.S. and international securities offerings and also advises on a broad range of corporate governance matters. Mr. Loughran spent three years practicing in the firm’s London office and has extensive experience representing clients globally.

Mr. Loughran is ranked as a leading lawyer by Chambers USA (2007–2021) and Chambers Global (2008-2021), where clients have described him as “a top-notch transactional lawyer,” who “is able to take the legal world and break it down into easily digestible pieces for non-lawyers.” He receives further praise as an “extremely wise and experienced” lawyer with a “a very level head” and “confident demeanor,” who is “held in high esteem by both issuers and underwriters,” “thinks like the business does,” “always has the right advice” and “stays calm even in crisis mode.” He is also recognized by The Legal 500 US (2014–2021) and has been recognized by PLC Which Lawyer?, IFLR1000 (2020) and the IFLR’s Guide to the World’s Leading Capital Markets Lawyers. Mr. Loughran has served on the Association of the Bar of the City of New York’s Committee on Financial Reporting and the Securities Regulation Committee.

Mr. Loughran joined Debevoise in 1989. He received his B.A. from Georgetown University in 1986 and his J.D. from Columbia University School of Law in 1989.


  • Columbia Law School, 1989, J.D.
  • Georgetown University, 1986, A.B.

Bar Admissions

  • Connecticut
  • New York