Inline Fiberglass Ltd.


Headquarters: Toronto, ON, Canada

Employees: 150

Product Lines: Fiberglass windows and doors, fiberglass window reinforcements for aluminum and vinyl windows and architectural custom profiles.

Web Site:

2012 Top 100 Sales Range Category: $15 Million to $30 Million

General Information: Operating from two locations with 175,000 square feet of manufacturing space, the company supplies all-fiberglass window and door products used in residential (both new construction and retrofit) and commercial projects, supplying fabricators, contractors and builders. Inline began operations in 1978, first focused on aluminum and switched fully to fiberglass in 1992. Being vertically integrated, Inline also supplies its energy efficient fiberglass windows lineals, as well as technology and equipment, domestically and internationally to manufacturers and fabricators. Last year, the manufacturer launched the Eternity Series all fiberglass double hung window designed to offer both beauty and high performance.



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