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The Pella Corporation is a privately held window and door manufacturing company headquartered in Pella, Iowa, and with manufacturing and sales operations in a number of locations in the United States.
Gallagher Systems Group is a Chicago, IL-based company in the Manufacturing sector.
ADVANCED DESIGN INDUSTRIES INC is a Sheffield Vlg, OH-based company in the Manufacturing sector.
International Systems of America is a Louisville, KY-based company in the Manufacturing sector.
R.W. Sauder Inc. is a Lititz, PA-based company in the Manufacturing sector.