Distribution International              

• Baltimore, Maryland
• Hunt Valley, Maryland
• Landover, Maryland
• Avenel, New Jersey
• York, Pennsylvania
• Columbia, South Carolina
• Greensboro, North Carolina
• North Charleston, NC
• Houston, Texas
• Alexandria, Virginia
• Hampton, Virginia
• Richmond, Virginia
  
• Roanoke, Virginia
• Washington D.C.

Insulation Materials Corp.

• New Castle, Delaware
• Baltimore, Maryland
• South Plainfield, New Jersey
• Aston, Pennsylvania
• Lebanon, Pennsylvania
• Richmond, Virginia

Metro Supply Company

• Clifton, New Jersey

SPI - Specialty Products & Insulation

• Greensboro, North Carolina
• Raleigh, North Carolina
• Auburn, Massachusetts

Thermal Materials Distributors

• Linden, New Jersey