Smithtown sits on Suffolk County's North Shore, where winter means real weather — Nor'easters driving rain and snow against the house, and freeze-thaw cycles that loosen old glazing and warp tired frames season after season. Aging single-pane and aluminum-frame windows bleed heat all winter and let drafts in, and the constant expansion and contraction only makes them leak faster. Replacing them with double-pane vinyl or fiberglass units carrying low-E coatings tightens the whole house and lowers heating and cooling bills. Just Enterprise One Corp. has installed windows across Smithtown, Kings Park, St. James, Nesconset, Commack, and Hauppauge since 1989.
Most of Smithtown's housing is established stock — colonials, ranches, and expanded capes on mature, wooded lots founded in a town that dates back to 1665 — so a big part of the job is making new windows look like they belong. We match sightlines, grille patterns, and trim so a replacement reads as original from the curb. Where the existing frames are solid, an insert replacement keeps the surrounding plaster and casing intact; where years of freeze-thaw have caused rot or air leakage at the opening, a full frame-out is the right fix.
We work with a range of vinyl, fiberglass, and wood window lines at different price points — including Andersen, which we're certified to install — and can special-order egress windows for finished basements along with bay and bow windows. Homes shaded by Smithtown's mature trees deal with extra debris and moisture, so we seal every rough opening with flashing and foam and finish the interior and exterior casing cleanly. Permits go through the Town of Smithtown building department, and if an opening needs to be enlarged or reframed, we bring in a licensed engineer.
Frequently asked questions — Windows in Smithtown
Serving Smithtown and all of Long Island
We serve homeowners across Smithtown and surrounding Long Island communities. Visit our Service Areas page for a complete list of towns we cover, or call (631) 983-8079 to confirm we serve your address.