Roof Repair in Lexington, MA

Targeted roof repairs for Lexington homes — leak diagnosis, flashing failures, ice dam damage, and storm damage. We find the actual problem, fix it right, and tell you honestly whether repair or replacement is the smarter investment. Google Guaranteed. 150+ five-star reviews.

Roof repair in Lexington, MA providing leak and shingle damage solutions
D&G Exteriors is a Google Guaranteed company!
Certainteed Saint-Gobain Shingle Master Certification
D&G Exteriors is a Trex Certified deck installer!
Better Business Bureau A+ Accreditation
D&G Exteriors is Certainteed 5-Star siding contractor certified.
D&G Exteriors is a timertech pro contractor!
James Hardie Elite Preferred Certification
Roofing company in Wenham, MA providing professional residential roofing services

Why Lexington Homeowners Choose D&G for Roof Repairs

Lexington roofs deal with heavy tree canopy, significant snow loads, and freeze-thaw cycling that creates specific failure patterns. Shade from mature trees holds moisture and promotes moss and algae growth. North-facing slopes accumulate ice. Older homes near the center have original flashing that’s long past its useful life. Most roof leaks in Lexington trace back to a few predictable causes — we diagnose before we repair.

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Lexington's Top Roof Repair Company!

5.0 Stars Across 150+ Reviews

Roof Repair Services We Provide in Lexington, MA

Lexington roofs fail for predictable reasons — most tied to age, tree canopy exposure, and New England’s freeze-thaw climate. Here are the repairs we handle most often across town.

Roof repair near me in Lexington, MA delivering fast and affordable roofing fixes
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Common FAQs About Roof Repair Services in Lexington, MA

How much does a roof repair cost in Lexington?

Most targeted roof repairs in Lexington range from $500 to $3,000 depending on the scope — a single flashing replacement or pipe boot repair is on the lower end, while extensive ice dam damage with rotted decking is on the higher end. We provide a detailed written estimate after inspecting the roof so there are no surprises.

If the roof is under 15 years old and the problem is isolated — one flashing failure, a few lifted shingles, or localized storm damage — repair is usually the right call. If the shingles are 20+ years old, showing widespread granule loss or curling, or you’ve had multiple repairs in recent years, replacement is the better long-term investment. We inspect and give you an honest recommendation.

Failed flashing is the number one cause — especially around chimneys, walls, and valleys on older Lexington homes where original flashing has corroded. Ice dams are the second most common, driven by Lexington’s heavy tree canopy and older homes with inadequate attic ventilation. Moss and algae growth from shaded roof sections also accelerate shingle deterioration and trap moisture.

Yes. We repair the damage ice dams cause — water-stained ceilings, rotted roof decking, lifted shingles, and damaged gutters. More importantly, we address the underlying cause. That means installing ice & water shield at the eaves and correcting ventilation so the ice dams don’t keep returning every winter. Lexington’s tree-shaded roofs make this a particularly common issue.

Yes — significantly. Heavy tree canopy shades the roof, which holds moisture, promotes moss and algae growth, and prevents snow from melting evenly (contributing to ice dams). Fallen branches cause direct impact damage. Leaf debris clogs valleys and gutters, creating water backup. We account for tree exposure when diagnosing issues and recommend maintenance strategies to extend your roof’s life.

We prioritize storm damage calls and can typically get an inspector out within 24–48 hours. If the roof is actively leaking, we’ll tarp the affected area to prevent further interior damage and then schedule the permanent repair. Lexington’s mature trees make fallen branch damage a common call during storms.

Yes. We provide free on-site inspections where we assess the roof’s condition, identify the source of any leaks or damage, and give you an honest recommendation. No pressure, no obligation. If work is needed, we provide a detailed written estimate.

We’re CertainTeed Master Craftsman certified, Google Guaranteed, BBB Accredited with an A+ rating, and NRCA Affiliated. We bring the same certifications, crew, and quality standards to a $500 repair that we bring to a full replacement — the only difference is the scope of work.

We provide complete roofing services (roof replacement and roof repair), metal roofing, siding, windows, and decks in Lexington, MA.