• Dor-O-Matic Closers

• EFCO Corporation

• Eclipse Systems, Inc.

• Element Designs

• Eliason Corp.

• Ellison Bronze, Inc.

• Ever Ready Technologies Ltd.

• Falcon Door & Window, Inc.

• Flexon, Inc.

• Floral Glass & Mirror Inc.

• Florida's Best Window & Door

• Frameworks Manufacturing

• Graham Architectural Products

• Groupe Bocenor Inc.

• Harvey Building Products

• Henselstone Window & Door Systems, Inc.

• Heritage Window and Door, Inc.

• Heritage Windows and Doors

• Hess-Armaclad, Inc.

• Historical Arts & Casting, Inc.

• Hubbard Doors

• Humphrey Products

• IE; Blinds

• Indotech, Inc.

• International Aluminum

• Kansas Aluminum Inc.