| Innovative Waterproofing Solutions |
New Baltimore, Michigan |
| INOGENO |
Dongguan Shi, Guangdong Sheng |
| INSEAL |
Elkhart, Indiana |
| Insolution Manufacturing LLC |
Lester Prairie, Minnesota |
| Insul-Deck |
Villa Rica, Georgia |
| Insulating Coatings Corporation |
Inverness, Florida |
| Insulation Company of America |
Allentown, Pennsylvania |
| Insulation Technology Inc. |
Bridgewater, Massachusetts |
| Insulfoam |
Mead, Nebraska |
| Insulfoam |
Dixon, California |
| Insulfoam |
Aurora, Colorado |
| Insulfoam |
Puyallup, Washington |
| Insulfoam |
Phoenix, Arizona |
| Insulfoam |
Lakeland, Florida |
| Insulfoam |
Tooele, Utah |
| Insulfoam |
Chino, California |
| Insulfoam |
Anchorage, Alaska |
| Insulspan |
Blissfield, Michigan |
| Insulspan SIPS |
Blissfield, Michigan |
| Integrity Window and Doors |
West Fargo, North Dakota |
| Integrity Window and Doors |
Roanoke, Virginia |
| Integrity Window and Doors |
Fargo, North Dakota |
| Intellihot Green Technologies, Inc. |
Galesburg, Illinois |
| Interface, Inc. |
LaGrange, Georgia |
| Interlock Metal Roofing |
Delta, British Columbia |
| International Cellulose Corporation |
Houston, Texas |
| International Environmental Corporation (IEC) |
Oklahoma City, Oklahoma |
| International Insulation Products, LLC |
Orlando, Florida |
| International Insulation Products, LLC |
Atlanta, Georgia |
| International Window Corporation |
Stockton, California |
| International Window Corporation |
Corona, California |
| Interstate Building Materials |
Pittston, Pennsylvania |
| InterWrap |
Charleston, South Carolina |
| Intus Windows |
Fairfax, Virginia |
| Iowa Aluminum |
Albia, Iowa |
| IPS Roofing Products |
Collierville, Tennessee |
| Isaiah Industries, Inc. |
Piqua, Ohio |
| ISI Building Products |
Chicago, Illinois |
| Islandaire |
St. James, New York |
| ISOLOFOAM Group |
Sainte-Marie, Quebec |
| ISOLOFOAM Group |
Sainte-Marie, Quebec |
| Isothermal Protective Coatings, Inc. |
Pearland, Texas |
| ITW Polymers Sealants North America |
Irving, Texas |
| ITW Polymers Sealants North America |
Tucson, Arizona |
| IVC US |
Dalton, Georgia |