Manufacturers
Commercial and low-slope
Single-ply, modified bitumen, coatings and insulation. 14 companies.
These companies sell to the trade, not to homeowners. To get a roof done, start with roofing contractors for hire.
- Carlisle SynTec SystemsNationalAuthorized Applicator Network
Carlisle SynTec Systems makes EPDM, TPO, PVC and FleeceBACK single-ply roofing membranes, insulation, adhesives and accessories for commercial roofing. It is the flagship brand of Carlisle Construction Materials.
- Duro-LastNationalMaster, Elite, & Platinum Contractor Program
Duro-Last makes custom-fabricated PVC and other thermoplastic single-ply roofing systems, sold directly to authorized contractors. It has made roofing since 1978 and is headquartered in Saginaw, Michigan.
- ElevateNationalMaster Contractor Program
Elevate makes commercial roofing systems, including EPDM, TPO and PVC single-ply membranes, polyiso insulation, asphalt roofing systems and metal components. Firestone roofing systems became Elevate in 2022, and it became part of Amrize in 2025.
- GacoNationalGaco Licensed Applicator
Gaco makes products that adhere, seal and protect every level of the building envelope. Its headquarters is in Wisconsin, and its heritage goes back to 1955, when Ed Gates began work on liquid neoprene coatings.
- GAF CommercialNationalGAF Commercial Certification Program
GAF Commercial supplies commercial roofing systems, including single-ply, asphaltic, coatings, hybrid and liquid-applied systems, installed by contractors it certifies. Its GAF CARE Team gives those contractors hands-on and online training.
- HenryNationalHenry Authorized Contractor
Henry makes building envelope products, including roof coatings, roofing underlayments, waterproofing, air and vapor barriers and sealants. It has made building products since 1933, joined Carlisle in 2021 and is the flagship brand of Carlisle Weather Technologies.
- Johns ManvilleNationalPeak Advantage Program
Johns Manville makes insulation and commercial roofing, along with glass fibers and nonwovens, for commercial, industrial and residential uses. Its history goes back to 1858 in New York City, and it is a member of the Berkshire Hathaway family of companies.
- MuleHideNational
MuleHide sells low-slope commercial roofing products, including single-ply membranes, modified bitumen and roof coatings, to roofing contractors through a distribution network across the US and into Canada. The brand dates to 1906 in Chicago and is part of the ABC Supply family.
- PolyglassNationalPolyglass Contractor Program
Polyglass makes modified bitumen roofing, insulation, roof coatings and waterproofing for low-slope and steep-slope roofs. It is headquartered in Deerfield Beach, Florida, and has been part of the MAPEI Group since 2008.
- Sika SarnafilNationalPartners Club
Sika Roofing & Waterproofing (Sarnafil) sells roofing and waterproofing systems directly to a group of authorized applicators rather than through distribution. It is part of Sika Corporation and lists its roofing office in Canton, Massachusetts.
- SOPREMANational
SOPREMA makes roofing and waterproofing products, including SBS-modified bitumen membranes and PMMA liquid-applied resins, for the building industry. The company began in Strasbourg, France, in 1908, and its U.S. headquarters is in Wadsworth, Ohio.
- The Garland CompanyNational
The Garland Company makes commercial roofing systems, including modified bitumen membranes, for the commercial building industry. Founded in 1895, it keeps its headquarters on East 91st Street in Cleveland, Ohio.
- Tremco Roofing and Building MaintenanceNationalTremco Certified Contractor
Tremco Roofing and Building Maintenance supplies roofing and weatherproofing systems and roof maintenance for restoration, repair, replacement and new construction. William Treuhaft founded Tremco in Cleveland, Ohio, in 1928, and its headquarters is in Beachwood, Ohio.
- Versico Roofing SystemsNationalVersico Authorized Contractor
Versico Roofing Systems supplies EPDM, TPO and PVC single-ply roofing systems through distributors and authorized contractors. Carlisle Construction Materials established Versico in 1993, and its headquarters moved to Carlisle, Pennsylvania, in 2005.