Dennis Home Improvement, LLC

Dennis Home Improvement, LLC is a Siding contractor, Carport and pergola builder, Deck builder, Roofing contractor, Contractor, and Window installation service serving homeowners in and around Columbia, SC. They manage complete exterior upgrades—from durable siding and energy-efficient window replacements to custom decks, pergolas, and weather-tight roofing—handling permitting, installation, and clean-up. Ask for a free on-site assessment with an itemized quote, compare material options (vinyl vs. fiber-cement siding, composite vs. wood decking, architectural shingles vs. metal), and confirm both product and workmanship warranties. Request recent project photos, a clear timeline with milestone check-ins, and schedule work around weather windows to minimize disruption and speed completion.