Real Work. Real Results.
Greene Group Construction Corp is your local roofing contractor and restoration specialist in Mount Sinai, Suffolk County, Long Island — offering roof replacement, storm damage repair, water damage restoration, mold remediation, and full general contracting services 24/7.
Water damage, fire damage, or mold discovered? Our crew serves Mount Sinai with a 60-minute response.
📞 (631) 532-7346 — 24/7 Emergency LineGreene Group Construction Corp is the trusted roofing contractor serving Mount Sinai homeowners and businesses. Whether you need a full roof replacement, storm damage repair, or a free inspection, our licensed roofing crews deliver lasting results. We install all major roofing systems including flat roofs, EPDM, and TPO, and cedar shake. Read our guide on how to file a storm damage roof insurance claim on Long Island.
Greene Group Construction provides rapid 24/7 emergency water extraction and complete water damage restoration services in Mount Sinai. See our guide on what to do immediately after water damage.
Greene Group provides complete fire and smoke damage restoration and certified mold remediation in Mount Sinai. Read our guide on mold remediation vs. mold removal.
Greene Group is your full-service general contractor in Mount Sinai — roofing, siding, kitchen remodeling, and bathroom renovations.
10% discount for veterans, active-duty, police, firefighters, and EMS.
0% interest promotional plans, fast approvals, $1,000–$100,000.
