Midwest-based manufacturer representative company specializing in commercial roofing and building products.

Mainline Building Solutions offers roof assessments, product selection, warranty selection, bid review and budget considerations.

Product Lines

TRP is a national manufacturer of roofing materials used to repair, maintain, and restore a variety of roofing systems. Since 1952, we have strived to provide not only the best materials, but also top-tier customer service.  In 2022, SOPREMA, Inc. acquired Tropical Roofing Products and was welcomed as a new part of the SOPREMA Group Companies.

Adhesives & Sealants for Construction and Contractors

Chem Link formulates and manufactures high performance adhesives, sealants, coatings and related products through three business units: construction & maintenance, private label and industrial/OEM. Our products are based on proprietary formulations that combine the highest performance with low environmental and human health risks.

Flex Roofing Systems: Your Comprehensive Roofing Solution

From KEE and PVC to TPO, EPDM, and Hybrid systems, Flex provides a full range of thermoplastic single-ply roofing solutions. Our DuPont™ Elvaloy® KEE technology ensures superior performance and longevity.

It’s time to ditch the roller and bucket. If you’re a flat roofer, you’ll know exactly how messy traditional adhesive application can be: that’s where QDEK comes in. We’ve developed canister and gun systems that deliver high-coverage, zero waste adhesive application in a fraction of the time. By choosing QDEK, roofers can enjoy up to 3,800 square feet coverage with a single 22L canister – it’s a no-brainer.

High-quality roofing products include clad metal sheets, drip edge, t-tops, and roofing accessories.

Sentry provides top-tier protection for your roof and building envelope. Our product line includes Roofnado™ Synthetic Roof Underlayment and Sahara™ Weather Resistive Barriers (available in breathable and standard options).