Managing and Developing
Commercial and Industrial Properties
A Family-Owned Company for Over 200 Years
A local company with a rich history, J.B. Brown & Sons is one of the oldest and largest property owners in Greater Portland, Maine. The company owns, leases, and manages commercial properties including office, warehouse, manufacturing, retail, parking lots and mixed-use buildings.
Focused on long term stable growth and perpetual ownership, we have developed a responsive team with the knowledge and experience to assist our tenants with their development and commercial space needs.


Our Portfolio of Properties & Development Projects
J.B. Brown & Sons in the News
500-unit Westbrook apartment project on drawing board
The complex, at Westbrook Arterial and Larrabee Road, would include 100 units of affordable housing. A big apartment complex neighboring…
Project of the Month: Landry/French Construction completes 68,000 s/f Department of Veterans Affairs’ Outpatient Clinic
Portland, ME After a decade of planning, the new 68,000 s/f Department of Veterans Affairs’ Maine Community Based Outpatient Clinic (CBOC),…
Portland real estate firm J.B. Brown & Sons makes another investment in Bangor
Behind-the-scenes sleuthing helped Portland real estate firm J.B. Brown & Sons find an off-market deal with a 200,000-square-foot industrial distribution…
Abbott Labs again expanding in Maine with South Portland research site
Abbott Laboratories already has a temporary engineering office on site at the former location of Bottomline Technologies in South Portland.…
5 historic Portland markers you probably missed
PORTLAND, Maine — A lot of history has happened since Europeans first started settling the peninsula in the 1630s. In…
T-Mobile will have a new landlord at its Oakland site
Courtesy / Porta & Co.133 First Park Drive in Oakland attracted national interest when it went on the market through…


