What to Expect When Working with an Architect From First Meeting to Final Build: A Guide for Homeowners and First-Time Clients If you’re...

Function and beauty aren’t opposites—they’re partners. See how our design process brings both to life in every space we create.

Discover the do's & don'ts of historical restorations with O’Sullivan Architects—blend preservation & modern needs seamlessly!

Warm minimalism meets biophilic design—natural light, cozy textures, and organic elements create a tranquil, modern living space.

MBTA’s TOD program: Transforming housing with transit-oriented, high-density developments, addressing the housing crisis and climate goals

Navigate zoning complexities in Greater Boston with OSA. Our deep knowledge ensures your development complies and thrives. #ZoningSuccess