Wincore® Windows & Doors manufactures windows and doors at its Parkersburg, West Virginia facilities. The company describes a leadership team with varied window and door manufacturing experience and says it introduced a custom-designed, fully automated window production line in 2017.
ENERGY STAR® Partner
Compliance program
National Fenestration Rating Council (NFRC) program participant
Registration
ASTM F 2090 compliance (WOCDs)
Florida Building Code (FBC) product approvals
Sprouse Windows & DoorsSprouse Windows & Doors has manufactured vinyl windows and sliding patio doors since 1972, building on West Virginia roots that include Sprouse Aluminum Products (founded in 1972) and Omega Window Systems (founded in 1985). From its New Martinsville, West Virginia facility, the company makes replacement and new-construction products for contractors, lumberyards, and distributors, with custom manufacturing and energy-efficient designs among its stated focuses.NEW MARTINSVILLE, WV
Viwinco, IncFounded in 1982, Viwinco is a family-owned and operated manufacturer of custom-made vinyl windows and patio doors based in Morgantown, Pennsylvania. It produces nearly all of its products in-house, including its own tempered and laminated glass, and serves residential and commercial new-construction and replacement projects.MORGANTOWN, PA
Polaris Windows & DoorsSince 1959, Polaris Windows & Doors has manufactured replacement and new-construction vinyl windows and doors, beginning at its first plant in Youngstown, Ohio. The company became an early pioneer of vinyl replacement windows in 1979 and now distributes its products through authorized installer teams in 30 states. Its window systems use Polaris-designed vinyl extrusions and include the DuoTilt Lock System, while its products are made in the USA.AUSTINTOWN, OH
Winchester IndustriesWinchester Industries is a privately owned Saltsburg, Pennsylvania manufacturer of replacement windows and doors, producing custom-made products since 1983. Its specialty is triple-pane glazing, a focus it established with its early Bristol replacement windows; the company operates Bristol and Oxford product lines and sells through an exclusive dealer network across the United States.SALTSBURG, PA