Founded in 1927, Quanex is a global building-products manufacturer that supplies components and engineered materials to manufacturers in residential and commercial markets. Its business spans fenestration components, window and door hardware, custom wood products, building access products, and polymer mixing; the company reports 67 locations worldwide and more than 7,100 employees.
ISO 9001:2015 with Design
AAMA 614 Color-Hold Standards
Compliance program
AAMA 615 Durability Standards
Compliance program
ASTM D3363
Compliance program
NAFS-08
Compliance program
The BILCO CompanyFounded in New Haven in 1926 as an iron workshop, The BILCO Company developed its first metal basement door in 1936 and grew into a manufacturer of residential and commercial access products. The company makes products including basement doors, roof hatches and automatic smoke vents, and has manufacturing locations in Trumann, Arkansas, and Zanesville, Ohio. BILCO became part of Quanex in 2024.ZANESVILLE, OH
Andersen Windows & DoorsAndersen Windows & Doors manufactures windows and doors, serving new residential construction, home improvement, and light commercial building markets. Founded in 1903, the company reports more than 12,000 employees and operations spanning over 30 manufacturing, distribution, and retail locations. Its product lines include Fibrex® composite and clad-wood windows and doors.AURORA, OH
Harvey Building ProductsHarvey Building Products is a corporation of window and door manufacturers serving distributors, dealers, contractors, builders, and homeowners. Its family of brands includes Harvey Windows + Doors, established as an extension of the company in the 1980s, SoftLite, which has manufactured windows and sliding glass doors since 1934, and Thermo-Tech, manufacturing since 1993. The company operates four manufacturing locations in New England, Ohio, and Minnesota.BENSALEM, 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