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Coan & Lyons, a Washington, D.C. law firm, represents private owners, non-profit organizations and public housing agencies throughout the United States in connection with the acquisition, development and management of a variety of real estate, with special emphasis on affordable housing and other properties financed under the various mortgage loan and guarantee programs of HUD and other Federal, State and local agencies. Our practice encompasses representation in the areas of administrative law, legislative law, fair housing law, litigation, and real estate law with an emphasis on affordable housing. We also assist clients with contract law matters, general civil litigation and the occasional wills and probate matters. For further information regarding the firm’s practice areas, please see the Practice Areas Overview page.

Our clients have direct access to an exceptional depth of legal expertise, including the firm’s Of Counsel who was extensively involved with major federal housing legislation over the past 50 years.

We take great pride in our commitment to developing enduring, long-term relationships with our clients. To this end, we devote personalized attention to all of our clients. As a result, we have a number of clients whom we have represented for many years, including some for 20 years or more.


  • Coan & Lyons successfully argues HUD breached ACCs when it decided in 2012 to use excess operating reserves to offset the amount of operating subsidy payment to which individual PHAs were entitled. See Opinion of Judge Kaplan of the United States Court of Federal Claims:
  • Carl A. S. Coan, Jr. (1934-2013), founding partner of Coan & Lyons, was inducted into the National Housing Hall of Fame in June 2017.


To learn how the firm can assist you, please contact Coan & Lyons by e-mail or call the firm at (202) 728-1070.

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Office Location
  • Washington Office
    1100 Connecticut Avenue, N.W.
    Suite 600
    Washington, District of Columbia 20036
    Phone: 202-728-1070
    Fax: 202-293-2448