Helping you buy, sell, or lease the perfect location

Local Connecticut Commercial Real Estate Experts

Commercial Sales

Listening to your specific needs we will analyze the market to present the best options for your requirement.

Commercial Lease

Working closely to gain a thorough understanding of your business needs so that you can make well-informed, cost-effective decision.


We will analyze the market to help you find the right piece of land that will give you the advantage your business needs to compete.

Browse Our Listings

Latest Properties

View our latest commercial sales, commercial leases and land listings.
The Proto Group
Commercial LeaseCommercial Sale

2495 Berlin Turnpike (Route 5/15) Newington, Connecticut

2405 Berlin Tpke, Newington, CT 06111, USA
$ 130,000.00 $ 2,400,000.00Per year
The Proto Group
Commercial Lease

720 North Main Street Extension Wallingford, Connecticut

720 N Main Street Ext, Wallingford, CT 06492, USA
$ 16.00
The Proto Group
Commercial Sale

159 Greenwood Ave, Bethel, CT 06801

159 Greenwood Ave, Bethel, CT 06801, USA
$ 1,400,000.00
The Proto Group - North Haven, CT

Commercial Property Brokerage

Local and regional expertise means nothing if you can’t close a deal. At The Proto Group we know the market and the people that drive it, and our record proves it. So whether you have a property you need to lease or sell or you’re looking for the right location for your business or development project, talk to us. Our team will get it done. We look forward to telling you about all the opportunities that are out there for you.
Our Latest Transactions

Recent News & Listings

Each month we share our latest listings & transactions. Browse our latest transactions.