Add On (Additions) in Massachusetts
Expand your home with a seamless addition—foundation, framing, utilities, and finishes under one roof.
Custom footprint
Kitchen bump-outs, bedrooms, primary suites.
Seamless exterior
Match rooflines, siding, and trim.
Turnkey
Design, permits, build, finishes.
Add on ADUs: What to Expect
- Feasibility: setbacks, lot coverage, utilities
- Structural design & permits
- Foundation + framing + tie-ins
- Electrical/plumbing/HVAC, insulation, drywall, trim
- Exterior: roofing, siding, windows, doors
FAQ
- Live-in during build? Often yes with planning.
- Basement/crawlspace? We’ll recommend by soil and scope.
- Energy code? We meet current MA code requirements.
Let’s plan your ADU
Quick feasibility check. Clear next steps.
