Pages
- A Collaborative Approach to Commercial Real Estate
- About Us
- All Property Listings
- Client Stories
- Commercial Real Estate Brokers
- Contact Us
- Looking for Commercial Real Estate in Maine?
- Maine Real Estate Services
- News
- Newsletter Signup
- Privacy Policy
- Property Inquiry
- Property Listings
- Putting Clients First For Over 45 Years
- Real Estate Affiliations
- Real Estate Clients
- Recent Maine Real Estate Transactions
- Research Team and In-House Commercial Real Estate Marketing
- Terms of Use
- Thank You
- The Dunham Group Knows Smart Investment Opportunities
- The Golden Rule of Commercial Real Estate
Recent Properties
-
171-175 Main Street, South Portland
- For Lease: $2,000/month MG
- Square Footage: 1,500 SF
-
145 Kennebec Street, Portland
- For Lease: $2,200/month MG
- Property Type(s): Mixed-Use, Retail
- Square Footage: 1,500 SF
-
850 Main Street, Lewiston
- For Lease: $7.00 – $10.00/SF Gross
- Property Type(s): Flex, Industrial, Mixed-Use
- Square Footage: 1,500 – 6,000 SF
-
1039 Riverside Street, Portland
- For Lease: $11.00/SF NNN
- Property Type(s): Industrial, Office, Warehouse
- Square Footage: 3,000 SF
Recent News
-
Mid-Year Update : Greater Portland Office Market Survey
We’re seeing meaningful signs of stabilization in the Greater Portland office market. Overall office vacancy improved to 13.11%, down from 14.09% at year-end 2024, while the average asking rate remained
-
Justin Lamontagne Named President of Portland Rotary
Our Designated Broker/Partner, Justin Lamontagne, CCIM, SIOR has been named President of the Portland Rotary Club for the 2026–2027 Rotary year. Justin has been a member of Portland Rotary since
-
Southern Maine Industrial Market : 2026 Mid-Year Review
We are pleased to release our 2026 Southern Maine Industrial Market Mid-Year Review, offering a look at current trends shaping Maine’s industrial real estate market. The report finds that while
Recent Client Stories
Recent Transactions
-
Hifi Vent, Inc.
—
Portland
Hifi Vent, Inc. leased 1,882± SF of industrial space at 390 Presumpscot Street from MKC Properties. John Finegan from The Boulos Company represented the tenant. Sam LeGeyt, SIOR from The…
-
Reservoir Home, LLC
—
Portland
Reservoir Home, LLC leased 2,000± SF of industrial space at 220 Industrial Way from Industrial Way, LLC. Justin Lamontagne, CCIM, SIOR from The Dunham Group brokered the lease.
-
Sumo Sushi & Grill, LLC
—
Westbrook
Sumo Sushi & Grill, LLC leased 3,114± SF of restaurant space at 869 Main Street from T&T Development, LLC. Loren Ayer from Harborview Properties represented the tenant. Tom Moulton, CCIM,…
-
Unified Properties, LLC
—
Portland
Unified Properties, LLC purchased a 3,532± SF multi-family property at 1135 Washington Avenue from Washington Ave SF, LLC. Frank O’Connor, CCIM, SIOR from The Dunham Group brokered the sale.
-
Symetra Life Insurance Company
—
South Portland
Symetra Life Insurance Company renewed their lease of 10,392± SF of office space at 600 Sables Oaks Drive from Atlantic Federal Credit Union. Tom Moulton, CCIM, SIOR and Katie Breggia…