Commercial Real Estate Specialists
Serving Tenants, Investors & Landlords Nationwide Since 1997
Commercial Real Estate in Fairfield County, CT & Westchester County, NY
Choyce Peterson provides strategic commercial real estate services across Fairfield County, including Stamford, Greenwich, Norwalk, and Westport, as well as Westchester County, NY. Whether representing tenants, advising on capital markets, or supporting ownership goals, our team brings hands-on expertise and a partner-driven approach to every engagement.
We lead clients, from privately held firms to Fortune 50 companies, to unlock the full value of their real estate decisions through customized strategies and deep local market expertise.
Tenant Representation
Navigate your next lease with confidence. Our proven process helps tenants reduce costs, minimize risk, and secure space aligned with business goals, locally and nationally.
Capital Markets
We guide property owners, investors, and users through building acquisitions and sales, backed by deep market insight and years of transactional expertise.
National Services
We serve as your real estate department across the U.S., handling site searches, renewals, and portfolio strategy with one point of contact and consistent results.
Landlord Representation
We help landlords boost asset visibility, attract quality tenants, and achieve leasing goals—bringing local market expertise and a collaborative approach.
Success Stories
See how our commercial real estate team helps clients find the right space, negotiate smarter deals, and close with confidence across Fairfield and Westchester Counties.

Office Space at 800 Connecticut Ave Leased to Circulent, Inc. in Norwalk
Circulent, Inc., a leading technology Managed Service Provider, has secured a new 2,881 square foot headquarters at 800 Connecticut Avenue in Norwalk, CT. This lease transaction was expertly negotiated by John Hannigan, Principal at Choyce Peterson, Inc., representing Circulent. The deal stands out for its strategic location, high-end office finishes, and a suite of amenities that support both employee satisfaction and operational efficiency.

Office Space at 3530 Post Road Leased to Southport Family Dental in Southport, CT
Choyce Peterson, Inc., a full-service commercial real estate brokerage and consulting firm, successfully concluded lease negotiations on behalf of Southport Family Dental for a new 4,047 SF medical office at 3530 Post Road in Southport, CT. Vice President Charlene O’Connell represented the tenant in this transaction, which stands out for its strategic location, tailored build-out, and strong alignment with the client’s growth objectives.

Office Space at 100 First Stamford Place Leased to Pantheon Electric in Stamford, CT
Choyce Peterson, Inc. has successfully negotiated a new 4,853-square-foot headquarters lease for Pantheon Electric at 100 First Stamford Place in Stamford, Connecticut. Pantheon Electric, a global leader in high-performance electrical infrastructure solutions, selected this location to establish its new home base. Choyce Peterson Principal John Hannigan represented Pantheon Electric in this transaction, marking a significant milestone for the company’s strategic growth in the region.
What Our Clients Say About Leasing and Investment Results
From office relocations to strategic property sales, clients trust Choyce Peterson to guide them through every stage of the real estate process. See how our insight and service made a lasting impact.
Built on Experience. Focused on You.
John Hannigan and Alan Peterson founded Choyce Peterson with a clear mission: to serve as true advocates for their clients. With decades of experience and deep local knowledge, they built a firm that puts people before transactions. Whether you’re negotiating a lease, relocating, or reassessing your space, our team brings unmatched integrity and insight, working solely in your best interest.