A-1 Commercial Roofing has proudly served the counties of Northern Indiana for over 30 years. Specializing in Roofing Services and Products for all types of roofs. Installing White TPO and Black EPDM Rubber roofing membranes from RPI, Johns Manville and Firestone. A-1 Commercial Roofing provides the Longest Warranties in the Industry.  A-1 services Gary,Hammond,Valpariso,LaPorte,Michagan City,South Bend ,Mishawaka,Elkhart,Goshen,Warsaw,Peru,Kokomo, Fort Wayne,Angola,Marion,Rodchester,Columbia City,Lagrange,Granger,Shipsawana,Auburn,Westville,Plymouth,Nappenne and surrounding cities.