Tri-State Window and Siding has the experience needed to
see a commercial renovation from start to finish. Our staff and
crews are competent to manage large commercial projects. We
provide the highest level of professional care in preparing all
estimations and bids, hiring all subcontractors, coordination
with owners, architects, state and federal
inspectors, local building inspectors, job scheduling, and
submission of requisitions projects. Our experience in both
large residential and commercial projects shows our ability to
successfully manage commercial renovation.
Here is a list of some of our most successful commercial
projects:
- Londonderry Commons Professional Park -
Londonderry, New Hampshire
Scope Of Work: Installation of vinyl siding and
aluminum trim throughout entire professional office park.
- Londonderry High School -
Londonderry, New Hampshire
Scope Of Work:
Replace old inefficient aluminum single pane windows with
custom manufactured Harvey Vinyl Windows.

- Brandywine Commons Condominium Complex -
Derry, New Hampshire
Scope Of Work:
Installation of vinyl siding and aluminum trim throughout
entire complex.
- Depot Square Office Building -
Derry, New Hampshire
Scope Of Work:
Complete interior remodel of entire building. Multiple
apartments. Install replacement common jamb window
units in brick openings.

- Timberwood Condo Association -
Goffstown, New Hampshire
Scope Of Work:
Roofing and Siding repairs and improvements.
- Delahunty's Nursery -
Londonderry, New Hampshire
Scope Of Work:
Strip old exterior siding and reface with new maintenance
free vinyl siding.