NEED A COMMERCIAL ROOFER IN ATGLEN, PA? DEPEND ON NM ROOFING TO DO THE JOB RIGHT THE FIRST TIME Your building's roof protects your equipment and assets from the elements. Keep it strong by working with NM Roofing LLC, a commercial roofer based in Atglen, Pennsylvania. Sometimes roofing problems are obvious, such as when you notice a water stain on your ceiling. Other times the signs are more subtle. If you spot discoloration, surface defects-such as cracking or pitting-or noticeably increased utility bills, call NM Roofing to set up professional roofing services.