Commercial roofing is a different animal from residential work, both in scale and in the kind of expertise it requires. A flat or low-slope roof on an office building, warehouse, or retail space faces different stresses than a pitched residential roof, and the materials involved, TPO, EPDM, and similar membrane systems, require specialized installation knowledge that not every roofing contractor has. For business owners in Greenville evaluating commercial roofing contractors, understanding what sets commercial-focused companies apart from residential generalists can help avoid costly mistakes on a project that directly affects business operations and, in some cases, the safety of everyone working inside the building. Why Commercial Roofing Requires Different Expertise…