Take a look at our past work!

GP Martini Roofing Company

For the Life of Your Home...

About Us

GP Martini Roofing Company is an experienced, full-service professional contractor providing repairs and installation serving Chester, Delaware, Bucks and Montgomery counties. Whether your need is residential or commercial, we are your single source for roofing, siding, window and door installation and service. Our … “for the LIFE of your roof” warranty is the best in the industry, and will make your contractor selection an easy one. Our business is focused on core values: reliable service, quality products, and long-term relationships. GP Martini Roofing Company has extensive knowledge of the latest products and materials and has mastered the craft of installation. Our team’s wealth of expertise helps our clients improve their home’s function, beauty and value.

Our Work

1421 Old Wilmington Road , Hockessin, DE, US

Install GAF Timberline HDZ Barkwood shingles.

  • GAF Timberline HDZ: Barkwood
  • Property Type: Single family
  • GAF Warranty: System Plus
  • Year of Install: 2025
212 Candalwood Lane , Exton, PA, US

Install Certainteed Landmark Pro Pewterwood Shingles.

  • Year of Install
  • Year of Install: 2025
  • CertainTeed Landmark PRO
  • CertainTeed Landmark PRO: Max Def Pewterwood
254 Slonaker Road , Spring City, PA, US
  • CertainTeed Landmark PRO
  • CertainTeed Landmark PRO: Max Def Pewter
  • Year of Install
  • Year of Install: 2025
  • Property Type: Single family
1306 Burke Road , West Chester, PA, US

Install Certainteed Landmark Morire Black shingles.

  • CertainTeed Landmark PRO
  • CertainTeed Landmark PRO: Max Def Moire Black
  • Year of Install
  • Year of Install: 2025
  • Property Type: Single Family Homes
1116 Mews Lane , West Chester, PA, US

Install Certainteed Landmark Weathered Wood shingles.

  • Year of Install
  • Year of Install: 2025
  • CertainTeed Landmark
  • CertainTeed Landmark: Weathered Wood

Customer Testimonials

Reviewer photo
We had an excellent experience with GP Martini from start to finish and couldn’t be happier with our new roof. Our sales rep Ryan was outstanding—he helped us choose the right options for our home, clearly explained every step of the process, and covered every detail. He was incredibly patient, answered all of my questions, and stayed helpful and responsive the entire time. The whole process was smooth, including working with our HOA, pulling permits, and handling disposal, which made everythin... Read more
Reviewer photo
5 stars all around! Incredible pricing, non-pushy salespeople, they were able to fit us in rather quickly, and the quality is great! Love our new roof and gutters.
Reviewer photo
Had GP Martini come out and put a roof on a project I'm working on and they did a excellent job very professional. I would highly recommend them for all your roofing needs.
Reviewer photo
Martini roofing I am a site director for a local animal rescue and Martini recently provided their roofing services. From start to finish their company and the team members I worked with were thrurough, professional and prompt!!!
Reviewer photo
A decade ago we met Gary Martini and asked for a consultation to see if we needed a new roof. Several times in those 10 years he has been here and told us we didn't need a new roof. To our pleasant surprise a roofer told us we didn't need a new roof! And so Gary has become our roofer without every getting a roof from him. This past week during a bad storm we had water coming in our home and at 10pm at night we called and Gary answered! And then another team member followed up that evening a... Read more