The best roofs start with a high quality roofing contractor. R. Kaller & Sons is a leading Delaware Valley roof installation and repair repair expert; employing skilled craftsmen in roofing, sheet metal, carpentry and masonry, now in their 70th year.

Licensed specialists in the leading roofing material manufacturers, from asphalt shingle roofs, flat roof membranes and custom metal fabrication, to cedar roofs, slate roofs, and tile roofs; gutter repair, chimney repair and skylights.  Our in-house capability serves the needs of complex projects that include carpentry and masonry restoration.

R. Kaller & Sons Contractors since 1939 is the award winning roof installation and roof repair expert; restoring the area's finest homes and buildings.  All of our work is performed by our own long-term employees-no sub-contractors-no piece workers-assuring top quality at fair competitive rates.

Call 888-754-7663