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Market Square Architects PLLC was established in 2016 by Adam Wagner AIA and Robert Harbeson AIA, with a focus on providing great value to every client we serve. Located in the heart of Portsmouth, NH we manage projects across the region in both the residential and commercial sectors. MSA is currently licensed to practice in 15 states.


104 Congress St. Suite 203
Portsmouth, NH 03801
Contact Name: 
Robert Harbeson AIA
Firm Principals: 
Adam Wagner AIA
Robert Harbeson AIA
Registered In: 
New Hampshire, Connecticut, Florida, Georgia, Indiana, Louisiana, Massachusetts, Maine, Michigan, New Jersey, North Carolina, Ohio, Rhode Island, Vermont, Virginia
Year Established: