Andrew H. Cohn

Retired Partner

Andrew Cohn joined the firm in 1980 and retired in 2015. Mr. Cohn developed a national practice focusing on all aspects of real estate, energy and environmental law, with more than 30 years of experience handling a wide range of transactions and development projects representing power generators, investors, developers, suppliers and operators in joint ventures, acquisitions, leases, long-term supply contracting and major financing transactions. Mr. Cohn is the former chair of the Real Estate Practice.


Mr. Cohn's practice included real estate development and finance, equipment leasing, co-generation and waste recycling projects. He handled major transactions in more than 20 states, involving the financing and development of office buildings, research and development facilities, shopping centers, hotels, warehouses and marinas. 

Mr. Cohn's real estate clients included Lowe's Companies, Boylston Properties, Bose Corporation and Cabot Corporation. His energy clients included GDF/Suez, Ameresco, Energy Management, Intercontinental Energy, and Cape Wind. 

Professional Activities

Mr. Cohn has served as the chair of the Real Estate Section of the Boston Bar Association, as well as chair of the BBA Commercial Real Estate Development and Finance Committee. He speaks frequently on construction lending, development matters and Massachusetts water-rights laws, and is a member of the Business Law Section of the American Bar Association, where he serves on the Environmental Controls Committee. He also is a member of the Federal Energy Bar Association and the American College of Real Estate Lawyers.

Mr. Cohn was a fellow at the MIT-Harvard Joint Center for Urban Studies, a Russell Sage Foundation fellow in law and social science, a teaching fellow at Harvard University and a research fellow at University College in Nairobi, Kenya.

He is a member of the Yale Law School Association of Massachusetts and has served as regional representative of the school's alumni association.


  • Honored in 2014 for his commitment to providing justice to landlords and tenants by the Boston Bar Association Lawyer for the Day in the Boston Housing Court Program
  • Listed in current editions of the Best Lawyers in America, Who's Who in American Law and Who's Who in America
  • Recognized in the 2004-2015 issues of Boston Magazine as a "New England Super Lawyer" (formerly "Massachusetts Super Lawyer")

Insights & News


  • Education

    • JD, Yale Law School, 1975

      Note and Projects Editor, Yale Law Journal
    • PhD, Harvard University, 1972

    • MA, Harvard University, 1970

    • BA, History, University of Pennsylvania, 1966

      with honors
  • Admissions

    • Massachusetts

  • Clerkships

    • The Hon. Edward M. McEntee, US Court of Appeals for the First Circuit, 1975 - 1976



Unless you are an existing client, before communicating with WilmerHale by e-mail (or otherwise), please read the Disclaimer referenced by this link.(The Disclaimer is also accessible from the opening of this website). As noted therein, until you have received from us a written statement that we represent you in a particular manner (an "engagement letter") you should not send to us any confidential information about any such matter. After we have undertaken representation of you concerning a matter, you will be our client, and we may thereafter exchange confidential information freely.

Thank you for your interest in WilmerHale.