Windows & SkylightsMore Light. Less Draft.
New and replacement windows, doors and skylights, flashed properly for coastal wind and rain.
Openings are structural and weatherproofing work. We handle both.
- Replacement windows & new openings
- Skylights & roof windows
- Headers for larger openings
Windows & Skylights by Green Island
Photographs of Green Island's own work.




What we do
New and replacement windows, doors and skylights — installed and flashed properly for coastal wind and rain.
Why Green Island: Openings are structural and weatherproofing work — we handle both, inside and out.
What's included
- Replacement windows
- New window and door openings
- Skylights and roof windows
- Flashing, trim and weatherproofing
- Structural headers for larger openings
- Exterior and interior trim to match
How we approach the work
- Conversation and site visit — we learn the property, the goals and the constraints.
- Clear scope — what is included, what still needs to be decided and what information we need.
- Scheduled, coordinated work — one team managing the phases in the right order.
- Walk-through and follow-up — we finish what we start and stand behind it.
More Exterior & Outdoor Living work

Mahogany Deck & Stairs
Hardwood decking, rail and stairs built out from a shingled home.

Deck & Screened Porch
Hardwood decking running out to a screened porch.

Composite Deck
Low-maintenance boards with a white rail.
What clients say about Green Island
"Reliable, knowledgeable and friendly service. Did a great job and would not hesitate to hire them again for future projects."
Related services
Exterior & Outdoor LivingServing Cape Cod, Martha's Vineyard, Nantucket & the South Shore of Massachusetts
Proudly based in Edgartown, Massachusetts.
Discuss Your Window Project
Prompt Follow-Up. Clear Scope. Transparent Next Steps.
Complex projects may require site plans, engineering, septic information and design selections before responsible pricing can be established.