Roofing Contractor in Martinsville, New Jersey
Precision Roofing for Lasting Peace of Mind
For over 16 years, William Penn Roofing has helped Martinsville homeowners and businesses protect their properties with long-lasting roofing solutions built for New Jersey’s demanding climate. Fully licensed, insured, and certified by GAF, CertainTeed, and NRCA, we deliver craftsmanship you can trust and materials that perform.
Over 75 5-Star Reviews from Delaware County Roofing Customers
Residential Roofing Services in Martinsville
Roof Inspections & Repairs
We catch early signs of leaks, storm damage, and wear; and make fast, durable repairs using high-quality materials to prevent bigger issues.
Roof Replacements
When repairs aren’t enough, we replace outdated systems with energy-efficient roofs built for Martinsville’s climate and code requirements.
New Roof Installations
For new homes and additions, we install asphalt, slate, metal, and cedar shake systems that combine performance, style, and long-term value.
Commercial Roofing Services
Commercial Roof Installation & Replacement
We install flat and low-slope roofing systems, including TPO, PVC, modified bitumen, and EPDM. Ideal for Martinsville’s weather and energy demands.
Commercial Roof Repairs & Restorations
Our team quickly addresses leaks, surface damage, or aging systems to extend your roof’s lifespan with minimal disruption.
Preventative Maintenance Programs
Regular inspections and proactive service help businesses avoid surprise repairs and maintain roof integrity year-round.
Roofing Materials We Offer in Martinsville
Asphalt Shingles
A popular and budget-friendly option, asphalt shingles offer dependable protection, flexible design choices, and easy maintenance, perfect for most residential homes.
Metal Roofing
Engineered for longevity, metal roofs resist fire, wind, and rain while reflecting heat for better energy efficiency. They’re a smart, low-maintenance solution for both homes and businesses.
Slate Roofing
Known for its timeless appearance, slate provides exceptional durability, fire resistance, and weatherproof performance, ideal for high-end homes looking for lasting value.
Cedar Shake
Cedar shake shingles bring natural warmth and rustic charm, with built-in insulation and resistance to moisture, pests, and UV rays. A stylish choice that also performs.
Copper Roofing
Copper roofs offer high-end curb appeal, excellent durability, and natural corrosion resistance. Over time, they develop a striking patina that makes each installation unique.
Flat Roofing (TPO, PVC, Modified Bitumen, EPDM)
Designed for commercial buildings and low-slope homes, these systems provide reliable waterproofing, UV resistance, and energy efficiency with minimal upkeep.
Request Your Free Roofing Quote
If your roof is showing signs of wear or damage, don’t wait until it gets worse. Our roofers in Martinsville use durable materials and quality craftsmanship to protect your home for decades to come, saving you money on future repairs.
Fill out the form below or call us at (215) 977-7663 for a free estimate, get lasting protection with our roofers in Delaware County, Pennsylvania.
Additional Exterior Services
Gutter Cleaning & Installation
We offer full-service gutter cleaning, repairs, and seamless installations to ensure proper water drainage and foundation protection.
Siding Contractor
Boost insulation and curb appeal with durable siding options like vinyl and fiber cement—installed with care by our local team.
Skylight Installation & Repair
Brighten your home and improve ventilation with professionally installed, leak-resistant skylights.
Window & Door Installation
We replace drafty windows and doors with energy-efficient upgrades that enhance security, comfort, and style.
Why Martinsville Homeowners Trust William Penn Roofing
- Over 16 years serving Martinsville and Somerset County
- Licensed, insured, and certified roofing professionals
- GAF, CertainTeed, and NRCA certified
- Transparent estimates and fair pricing
- Flexible financing available
- We handle all permitting and code compliance
- Workmanship and manufacturer-backed warranties
- Emergency services available 24/7
Questions Homeowners Ask Us All the Time
- Repairs: Most minor repairs are completed within 1–3 days.
- Replacements: Full replacements typically take 1–2 weeks, depending on roof size and weather.
- Emergency Services: Available 24/7 for storm-related leaks and urgent damage.
Yes, we’ll help document damage, meet with adjusters, and streamline the process.
Slate and metal roofs often last 50–100 years with proper care.
Absolutely. We manage permitting and ensure all work meets local Martinsville codes.
Yes, we provide flexible financing options for roofing and exterior projects.
Leaks, sagging, shingle damage, or storm wear are common signs a full replacement may be needed.
Protect Your Roof Now, Avoid Bigger Repairs Later
Let William Penn Roofing protect your property with expert craftsmanship, certified installers, and local care. Contact us today for a free estimate and discover why Martinsville trusts us for roofing done right.