A dual-based business, two firms operate out of the #4 office of 100 Harmon St. Owner Barry Stricklin has done residential mortgages for 20 years and has been running Ameripanel Homes, which focuses on green buildings for 10 years. Stricklin says when it comes to residential mortgages, plan ahead and establish your buying power. Once you do that, Ameripanel Homes says it can cut your power bill by 50 percent or more with its structured insulated panels.