Tribune/Kyle Mills One section at a time, a crew from Mike Hoiland’s Roofing installs a metal roof Monday on the new addition to the Stonebraker McQuary building in Clarkston. The insurance company is adding 6,300 square feet of office space and a training and conference center to the building it has called home since 1986. General contractor Robert Leer Construction is slated to complete the project in June.