Agra Tech, Inc.

American Coolair Corporation

AMICO (Alabama Metal Industries Corporation)

AT Films

Badgerland Ventilation

Bartlett Instrument Company

DeWitt Company, Inc.

Dosatron International, Inc.

Ecologel Solutions, LLC

GGS, Inc.

Green-Tek, Inc.

Ken-Bar, Inc.

L.B. White Co., Inc.

Ludvig Svensson, Inc.

P.L. Light Systems, Inc.

PAKGLOBAL, LLC

Phoenix Manufacturing, Inc.

Poly-Tex, Inc.

R. Lang Company

MacroluxUSA

Reznor

Siebring Manufacturing, Inc

Texas Greenhouse Company, Inc.

Thermalarm Products, Inc.

Wadsworth Control Systems, Inc.