Maine’s Commercial Real Estate Specialists

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Put Our Collaborative Approach to Work For You

For over 45 years, The Dunham Group has provided in-depth market knowledge and trustworthy representation to our clients. Our objective is to help our clients realize their vision and this commitment has helped us build long-term, loyal partnerships. We like to get to know our clients the way we know Maine’s commercial market properties – which means we listen, we pay attention, and we do our research. With our insightful data analysis, local expertise, and collaborative approach we connect our clients with the right opportunities for their growth.

Watch: The Dunham Group | Maine Commercial Real Estate

On working with Justin: “Once we got there and saw the space, he had done his research. He had tons of data and facts. I was blown away. Immediately we could have a pretty informed decision that this was worth pursuing or not.”

— Tom Ruff, Orange Bike Brewing Company

Featured Commercial Properties

Our Team of Brokers

Our brokers work together as a team so our clients can benefit from their combined resources and knowledge. While we have a record of success that includes brokering many of Maine’s most recognizable commercial properties, what truly drives us is the relationships that we build with clients in the process.

The Dunham Group commercial real estate brokers have proven industry expertise with a focus on:

Office

Retail

Industrial

Multi-Family

Land

Investment

Our brokers also specialize in:

  • Dental
  • Manufacturing
  • Medical
  • Mixed-Use
  • Multi-Units
  • Pad Sites
  • Redevelopment
  • Restaurant
  • Special Purpose
  • Storage
Brokers: Bryan Plourde, Justin Lamontagne, and Sylas Hatch in discussion.

Expert Guidance From Market Specialists

Find your Maine commercial property.

Latest Company News

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  • 2026 Southern Maine Industrial Market Survey

    We are pleased to announce the release of our 2026 Southern Maine Industrial Market Survey, marking the 15th year of our report and a major milestone in Maine market research.…

  • Woof Play Eat Coming to Portland

    Exciting news for Portland! A fun new destination for both four-legged friends and their humans is on the way. The indoor dog park­–with­ human amenities­–called Woof Play Eat has leased…

Recent Transactions

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  • FiaFia, LLC

    Ogunquit

    FiaFia, LLC recently leased 712± SF of retail space at 166 Main Street from Hutchins Investment Fund, LLC. Bryan Plourde, MAI from The Dunham Group represented the tenant and Dawson…

  • NR Maine, LLC

    Scarborough

    NR Maine, LLC recently renewed their lease of 9,657± SF of office space at 8 Science Park Road from Contour Properties. Chris Craig from The Dunham Group represented the landlord…