Print Friendly, PDF & Email
  • Overview
  • Experience
  • Distinctions
  • News & Media
  • Events
  • Affiliations


Bill Hennessey has practiced in southwest Connecticut for over 30 years. His practice is concentrated on planning, zoning, and related land use issues, as well as real estate transactions, including purchases, sales, leases, and financings, and tax appeals. He has developed considerable experience on issues of municipal law primarily as it relates to land use and real estate development issues. For various private clients, Bill has handled, or is handling, many of the major development projects recently approved or currently proposed in Stamford and other Connecticut communities.  He has served as a special master in the Connecticut Superior Court since 1987. From 1981 to 1986, he was an Assistant Corporation Counsel in the City of Stamford.


  • Zoning counsel in conversion of Stamford’s 163 acre South End peninsula, resulting in permitting for 4,000 housing units, 300,000 square feet commercial office, 72,000 square feet of retail and 6.61 acres of park land
  • Involved in multiple other multi-family housing developments in lower Fairfield County, which combined total more than 5,000 housing units
  • Lead counsel in property acquisition and site development for North American headquarters of large international bank
  • Zoning counsel for all land use permitting for expansion of current local hospital site and reconstruction of new hospital facility with overall projected costs of approximately $450,000,000
  • Represented major national retailer developer in permitting unique multi-story vertical urban department store of approval for sale area and a 600 space parking garage
  • Zoning counsel for conversion of a portion of established 860,000 square foot regional mall into lifestyle center
  • Led successful efforts to convert former 900,000 square foot manufacturing facility into the Northeast’s largest indoor sports and recreational center and associated uses, including television network sports video production facility
  • Worked with several financial services firms in establishing and permitting trading floor operations throughout the Stamford area
  • Lead zoning counsel in permitting Connecticut’s largest transit-oriented, mixed-use development adjacent to the Stamford Transportation Center, comprised of a 325,000 square foot office tower and mixed income residential community of over 250 units
  • Represented numerous schools, churches, similar non-profit organizations and social and recreational facilities throughout Fairfield County in development and redevelopment


Before Carmody

  • City of Stamford, Assistant Corporation Counsel, 1981 – 1984
  • Connecticut Superior Court, Special Master, 1987 – present



  • Highlighted in the 2017 edition of Chambers USA Guide to America’s Leading Lawyers for Business for placing in the Top Tier of Lawyers in Connecticut.
  • Recipient of the 2016 March of Dimes Fairfield County Real Estate Award
  • Martindale Hubbell AV Peer Review Rated, 2004-2013
  • Super Lawyer® in the area of Land Use/Zoning and Real Estate, 2006 – 2018
  • Boy Scouts of America Connecticut Yankee Council Good Scout Honoree, 2013
  • CTE, Inc. Honor for Service to the Community, 2010
  • Stamford Chamber of Commerce Member of the Year, 2010
  • Stamford Downtown Special Services District Certificate of Appreciation, 2010
  • State of Connecticut Office of Treasurer Public Leadership Citation, 2010
  • Selected for inclusion in The Best Lawyers in America®  in the area of Real Estate Law, 2019-2020
  • Selected “Lawyer of the Year” in Stamford, Connecticut for Real Estate Law, 2020


  • American Bar Association, Section of Real Property, Probate and Trust Law
  • Connecticut Bar Association, Planning & Zoning Executive Committee, Real Property Section
  • Fairfield County Bar Association
  • Real Estate Finance Association of Connecticut
  • Urban Land Institute
  • International Association of Assessing Officers



  • Board Director, Stamford Chamber of Commerce
  • Board Member, Waterside School
  • Advisory Board Member, Child Care Learning Centers (former)
  • Board Chairman, CTE, Inc. (former)



Bill is a terrific land use lawyer and a go-to land use lawyer in Stanford.

Chamber USA, 2018

Events & Speaking Engagements

September Morning Mingle 2019

7:30am Whitney Water Plant

Innovative Digital Health Technologies: The Way Forward!

5:30pm Upward Hartford