Seven D Windows and Doors

Employee Size

51-200

Organization Type

Partnership

Headquarters

Hollidaysburg, PA

Founded

1994

Seven D Windows and Doors is a family-owned Pennsylvania manufacturer shaped by the DeGol family since 1950, with the third generation now carrying the business forward. Founded as the Seven D window business in 1994, it supplies distributors with vinyl windows and patio doors, typically turning orders around within two weeks. The company’s 7000 Series is certified through Energy Star, AAMA, and NFRC programs.

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