Asphalt Shingles

Marathon Roofing uses the CertainTeed Collection for all of its’ shingles re-roofing projects. Marathon has selected CertainTeed due to their high standards in quality and performance.

Gutters and Downspouts

Marathon Roofing installs several kinds of gutters, from built-in, to half–round. Copper, aluminum and galvanized are some of the materials that we use. We can fabricate any kind of gutter or downspouts, from any kind of metal. All we need is a diagram and dimensions and we will make it.


Marathon Roofing has installed flat roofs throughout the Baltimore area. Marathon is approved and certified by Firestone to install their TPO/EPDM materials. These fully adhered roof systems are clean and require very low maintenance.


Sharp, Manor and Ludowici are just a few of the various kinds of tile manufactures Marathon Roofing uses for both repair of existing roofs and brand new installments.

GACO Roof Coating

Marathon Roofing is an approved and licensed GACO applicator giving its customer a lower cost alternative for flat roofs. We are able to offer warranties of up to 20 years for this product.


Marathon Roofing uses all variations of natural quarry slate from various regions in the United States. Re-claimed slate is used extensively for our repair work to match any existing slate.

Sheet Metal

Marathon Roofing prides itself on the vast amount of experience our field employees have with respect to sheet metal. Marathon can fabricate almost anything roof related you can think of. From a copper spout head, to a flat seam copper roof slope.