increase font size Through fire and then pandemic, McCormack Building Supply expects to reopen this summer at original location Winslow business has persevered through a challenging stretch and looks to make full return to 8 Lithgow St. 8 of 8 McCormack Building Supply owner and president Duane Farnham, right, and vice-president Steve Farnham, pictured Monday, are rebuilding their business after suffering major losses in a fire that tore through the property at 8 Lithgow St. in Winslow in October 2019 Rich Abrahamson/Morning Sentinel WINSLOW — McCormack Building Supply has endured fire and pandemic, and by the end of the summer, things should be just about back to normal.