Strategic Commercial Real Estate Brokers in Fairfield & Westchester Counties
Serving Tenants, Investors & Landlords Nationwide Since 1997
Commercial Real Estate in Fairfield County, CT & Westchester County, NY
As commercial real estate brokers in Fairfield and Westchester counties, Choyce Peterson is dedicated to helping businesses, tenants, and investors navigate complex real estate decisions. With deep expertise across Greenwich, Stamford, Norwalk, Westport, Southport, New Canaan, Fairfield, and Darien, we provide the strategic advocacy needed to secure optimal lease terms and real estate solutions.
We lead clients–from privately held firms to Fortune 500 companies–to unlock the full value of their real estate decisions through customized strategies and deep local market expertise.
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.
We guide property owners, investors, and users through building acquisitions and sales, backed by deep market insight and years of transactional expertise.
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.
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 Building at 430 State Street Sold to PioneerKids LLC in Downtown Bridgeport | Success Story
Choyce Peterson, Inc., a leading commercial real estate brokerage firm, completed the successful sale of a 30,000 square foot free-standing office building at 430 State Street in Bridgeport, Connecticut. The building was acquired by PioneerKids LLC. Representing the seller, Courtland Street Partners LLC, Choyce Peterson’s Capital Markets team orchestrated a competitive marketing process that resulted in multiple offers. This transaction stands out for its strategic positioning, robust buyer interest, and the long-term community value created by the new ownership.

Raffo Enterprise Shelton CT: New Headquarters at 2 Corporate Drive | Success Story
Choyce Peterson, Inc., a leading commercial real estate firm, successfully completed lease negotiations for Raffo Enterprise’s new headquarters at 2 Corporate Drive in Shelton, Connecticut. John Hannigan, Principal at Choyce Peterson, represented Raffo Enterprise in this transaction. This lease is notable for its alignment with the tenant’s growth trajectory and the strategic selection of a building offering both convenience and a robust amenity package.

Office Space Leased to Carbon Capture Machine at 60 Commerce Drive Trumbull CT
Carbon Capture Machine leased 8,306 SF of headquarters office and laboratory space at 60 Commerce Drive in Trumbull, CT. Choyce Peterson negotiated favorable lease terms, including free rent, existing lab infrastructure, furnishings, and signage opportunities.
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.