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


Bill Hennessey has been a lawyer 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, financings and tax appeals. He has considerable experience on issues of municipal law primarily related to land use and real estate development issues. For various clients, Bill has been involved with many of the major development projects in Stamford and other Connecticut communities. From 1981 to 1986, he was an Assistant Corporation Counsel in the City of Stamford and has served as a Special Master in the Connecticut Superior Court.



  • Led the land use entitlement efforts for Brookfield Properties’ Class A 750,000 sq. ft. SoNo Collection mall in Norwalk, CT
  • Lead counsel for Charter Communications (Spectrum) new 770,000 sq ft headquarters building in Stamford, CT
  • Zoning counsel for 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 building for RBS (now NatWest Markets
  • Zoning and real estate counsel for redevelopment and expansion of Stamford Hospital’s $500,000,000 redevelopment
  • Represented Target in permitting a unique 180,000 square foot multi-story vertical urban department store and a 600 space parking garage
  • Zoning counsel for conversion of a portion of 860,000 Stamford Town Center 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 adjacent television network sports video production facility anchored by NBC Sports Group
  • 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 many 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



  • Selected “Lawyer of the Year” by The Best Lawyers in America in Stamford, Connecticut for Land Use and Zoning Law, 2022-2023
  • Listed in the 2022 Chambers USA Guide in the area of Real Estate: Zoning/Land Use
  • Selected “Lawyer of the Year” by The Best Lawyers in America in Stamford, Connecticut for Real Estate Law, 2020
  • Martindale Hubbell AV Peer Review Rated
  • Selected for inclusion in Super Lawyers® in the area of Land Use/Zoning and Real Estate
  • Selected for inclusion in The Best Lawyers in America®  in the area of Real Estate Law
  • Recipient of the 2016 March of Dimes Fairfield County Real Estate Award
  • 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


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


Before Carmody

  • Sandak Hennessey & Greco LLP, Partner
  • City of Stamford, Assistant Corporation Counsel, 1981 – 1984


“He has an extremely calm demeanor.”
Chambers USA, 2022

“Bill is very good at what he does and is very reasonable to deal with.”

Chamber USA, 2021