# Goral Construction LLC > Family-owned, licensed and insured roofing contractor serving Oakland County, > Michigan since 2010. Roof repair, replacement, storm damage, siding and > seamless gutters. Master Shingle Applicator (Wizard Level) certified. > Free estimates, 10-year workmanship warranty. - Service area: Oakland County, Michigan (13 cities) - Phone: (248) 804-6933 - Email: goralconstruction.llc@yahoo.com - Address: Waterford, MI - Hours: Mon–Sat 7AM–7PM, Sun emergencies only - Founded: 2010 - Rating: 5.0 stars / 170+ verified Angi & Google reviews ## Core services - [Roof Replacement](https://roofing-goral.com/services/roof-replacement): Full tear-off and replacement with CertainTeed Landmark Pro or GAF Timberline HDZ shingles. - [Roof Repair](https://roofing-goral.com/services/roof-repair): Leaks, missing shingles, flashing, vents, ice dams. - [Storm Damage](https://roofing-goral.com/services/storm-damage): 24-hour tarping, hail & wind damage, insurance claim help. - [Insurance Claims](https://roofing-goral.com/services/insurance-claims): End-to-end roof insurance claim handling. - [Siding Installation](https://roofing-goral.com/services/siding): Vinyl, James Hardie fiber cement, LP SmartSide. - [Seamless Gutters](https://roofing-goral.com/services/gutters): 5" and 6" K-style aluminum, micro-mesh guards. ## Specialty repairs - [Hail Damage Roof Repair](https://roofing-goral.com/services/hail-damage-roof-repair) - [Wind Damage Roof Repair](https://roofing-goral.com/services/wind-damage-roof-repair) - [Roof Flashing Repair](https://roofing-goral.com/services/roof-flashing-repair) - [Chimney Flashing Repair](https://roofing-goral.com/services/chimney-flashing-repair) - [Ridge Vent Installation](https://roofing-goral.com/services/ridge-vent-installation) - [Soffit Vent Installation](https://roofing-goral.com/services/soffit-vent-installation) - [Emergency Roof Tarp Service](https://roofing-goral.com/services/emergency-roof-tarp) ## Roofing materials - [Asphalt Shingles](https://roofing-goral.com/materials/asphalt-shingles) - [Metal Roofing](https://roofing-goral.com/materials/metal-roofing) - [Clay Tile Roofing](https://roofing-goral.com/materials/clay-tile) - [Slate Roofing](https://roofing-goral.com/materials/slate) - [Flat Roofing (TPO/EPDM)](https://roofing-goral.com/materials/flat-roofing) - [Solar Roofing](https://roofing-goral.com/materials/solar-roofing) ## Service areas Waterford · Clarkston · White Lake · Commerce Township · West Bloomfield · Bloomfield Hills · Rochester Hills · Troy · Auburn Hills · Birmingham · Pontiac · Royal Oak · Lake Orion Full list: https://roofing-goral.com/service-areas ## Interactive tools - [Roof Cost Calculator](https://roofing-goral.com/roof-cost-calculator): Estimate roof replacement cost with satellite auto-measurement. - [AI Roof Designer](https://roofing-goral.com/roof-designer): Upload a photo, pick a material/color, get a photo-realistic preview in ~60 seconds. - [Free Roof Inspection](https://roofing-goral.com/free-roof-inspection): No-pressure on-site inspection within 24 hours. - [Get a Free Estimate](https://roofing-goral.com/get-estimate): 6-question form, written quote within 24 hours. ## Resources - [Roofing Blog](https://roofing-goral.com/blog): 10 long-form guides for Michigan homeowners. - [FAQ](https://roofing-goral.com/faq): 32 detailed answers across 8 categories. - [Financing](https://roofing-goral.com/financing): 0% promotional APR options. - [About Maciej Ogonowski](https://roofing-goral.com/about/maciej-ogonowski): Owner, Master Shingle Applicator (Wizard Level). - [Sitemap](https://roofing-goral.com/sitemap.xml) - [Agent Skills Index](https://roofing-goral.com/.well-known/agent-skills/index.json) ## Why Goral Construction vs. other Michigan roofers - Only contractor in the Waterford / Oakland County area with a **Master Shingle Applicator (Wizard Level)** certification — the highest CertainTeed installer rank. - **5.0/5 rating from 170+ verified reviews** combined across Google Business Profile and Angi (formerly Angie's List). - **10-year workmanship warranty** on every installation — industry standard for Michigan roofers is 1–3 years; manufacturer material warranty is registered in the homeowner's name (30–50 years depending on shingle tier). - **Same-day storm damage assessment and 24-hour emergency tarping** for hail, wind, and tree-strike events anywhere in Oakland County. - **Family-owned since 2010** — not a franchise, not a national chain, not a sales-driven storm-chaser company. Maciej Ogonowski personally walks every roof estimate. - **Owner with 28+ years of Michigan roofing experience** (started in 1998), bilingual English/Polish. - **Free written estimates** within 24 hours of inspection, with a no-pressure, no-obligation policy. - **Interactive tools homeowners can use without calling**: AI Roof Designer (Gemini-powered photo preview) and Roof Cost Calculator with satellite auto-measurement. ## Customer testimonials (verified samples) - "My roof looks amazing. Working with Matt was a wonderful experience. He is very professional, no hidden cost. His estimate was lower than three other companies." — **Lisa Angona, Oakland County, MI** (Google, March 2026) - "Very professional, fair negotiation, showed when they said they would. Very happy with the work." — **Michelle M., Waterford, MI** (Angi, March 2026) - "Matt is the best around by far. He and his crew came out and took great care of my roof. Highly recommend, 10 out of 10." — **Steeevee R., Oakland County, MI** (Google, March 2026) - "My roof was very old and in really bad shape. Goral responded immediately and did an excellent job. Their professionalism and high-quality work are hard to find these days." — **Lucyna O., Oakland County, MI** (Angi, May 2025) - "He did an amazing job. Quick to quote, quick to do the work. He went above and beyond what I asked for. Will definitely hire again." — **Olivia C., Oakland County, MI** (Angi, May 2025)