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 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.

The Choyce Peterson Tenant Representation Team Negotiates the Expansion and Extension of O&G Industries’ Office Lease to 15,471 SF at 900 Northrop Road, Wallingford, CT
The Choyce Peterson Tenant Representation team successfully negotiated O&G Industries’ expansion and extension of its office lease at 900 Northrop Road in Wallingford, CT. Charlene O’Connell of Choyce Peterson, Inc., representing O&G, negotiated the transaction that increased O&G’s occupancy to 15,471 SF while securing favorable lease terms. This transaction stands out for its strategic timing and the tailored solutions that directly supported O&G’s major infrastructure projects in the region.

National Distribution Facility Solution: 75,000 SF Build-to-Suit Warehouse | Success Story
Following a multi-year search, Choyce Peterson delivered a 75,000 SF build-to-suit distribution facility that transformed operations for a national manufacturing client.

Fairfield, CT Medical Office Building at 309 Stillson Road Sold by Choyce Peterson to Dr. Vinay Madan
Choyce Peterson, Inc., a full-service commercial real estate brokerage firm, successfully brokered the sale of a 4,925 square foot medical office building at 309 Stillson Road in Fairfield, CT. The property, previously owned by Meland Properties LLC, was purchased by Dr. Vinay Madan, MD, as part of his expansion efforts for the Center for Varicose Veins. This transaction demonstrates the continued demand for well-positioned medical office assets in prime Fairfield locations and highlights the effectiveness of targeted marketing strategies in today’s market.
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.