GM Renovation Inc.
GM Renovation Inc – General Contractor
Turn Your Basement into Real Living Space
From dark storage areas to bright, usable space — we design and finish basements for family rooms, offices, in-law spaces, playrooms, gyms, and more. Framing, insulation, drywall, flooring, lighting and egress – we handle the full project.
Based in Greater Boston and serving residential projects throughout Massachusetts, New Hampshire, and Maine. We finish basements that add real, comfortable living space to your home.
Thinking About Finishing Your Basement?
We help you plan the layout, walls, lighting, flooring and details so your basement feels like part of the home, not an afterthought.
Fast estimates, honest advice, and clean, detailed work.
Phone:
(781) 885-5534
Email:
raphael@renovationgm.com
Instagram:
@g.m.renovation
Our Basement Finishing Services
Layout, Walls & Structure
- Full Basement Layout & Design
- Framing for Rooms, Offices & Living Areas
- Stairway Updates & Railings
- Closets & Storage Solutions
- Coordination with Engineers if Needed
Comfort, Finishes & Systems
- Insulation & Moisture-Resistant Assemblies
- Drywall, Trim & Paint
- Flooring (LVP, Carpet, Tile & More)
- Lighting, Outlets & Electrical Coordination
- Egress Windows & Code-Related Items
About Our Company
At GM Renovation, we bring over 15 years of hands-on experience to basement renovations that feel like a true extension of the home. We’re a local, owner-involved general contracting company that’s fully licensed and insured. From framing and insulation to drywall, flooring, lighting, and trim, we focus on clean lines, solid details, and a finished space you’ll actually enjoy using.
Homeowners trust us because we’re reliable, set honest expectations, communicate clearly, and stay involved from start to finish. Beyond basements, we also handle additions, kitchens, bathrooms, attics, decks, and more—delivering quality work we’re proud to put our name on.
Ready to Finish Your Basement?
Tell us about your basement project and we’ll follow up with a free, no-obligation estimate.
Where We Finish Basements
GM Renovation finishes basements for homeowners across Massachusetts, New Hampshire & Maine. We travel for projects that match our level of detail and scope.
Massachusetts
- Boston & Greater Boston
- North Shore
- Essex County, Metro North & Merrimack Valley
- Cape Cod & Surrounding Towns
New Hampshire
- Southern NH (Nashua, Salem, Windham, Portsmouth, Londonderry)
- Manchester & Nearby Towns
Maine
- Southern & Coastal Maine
- York, Wells, Ogunquit, Kennebunkport
- Greater Portland Area
Don’t see your town listed? Just ask — if the project makes sense, we’ll take it on.