Extensive knowledge of all application types of insulation: Spray on Foam, Roxul, Blown in Cellulose, Fiberglass Batts - for both Residential and Commercial Insulation and Commercial FireproofingFounder of Spray On Systems Insulation and Fireproofing in the'80'sFounder of Pro Insulators in Marlboro, MA 1999 - Sold the company in 2009 to the largest independent lumber company in the north east.