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

405 William Salesbury Drive , Downingtown, PA, US

Install GAF Timberline HDZ Lifetime Oyster Gray shingles.

  • GAF Timberline HDZ: Oyster Gray
  • Property Type: Single family
  • GAF Warranty: System Plus
  • Year of Install: 2025
1004 Tesia Court , Downingtown, PA, US

Install GAF Timberline HDZ Cedar Falls shingles.

  • GAF Timberline HDZ: Cedar Falls
  • Property Type: Single family
  • GAF Warranty: System Plus
  • Year of Install: 2025
29 Briarcrest Drive , Newtown Square, PA, US

Install GAF Timberline HDZ Lifetime Charcoal shingles.

  • GAF Timberline HDZ: Charcoal
  • Property Type: Single family
  • GAF Warranty: System Plus
  • Year of Install: 2025
120 Waterview Drive , Glenmoore, PA, US

Remove and replace GAF Timberline HDZ Lifetime Pewter Gray shingles.

  • GAF Timberline HDZ: Pewter Gray
  • Property Type: Single family
  • GAF Warranty: System Plus
  • Year of Install: 2025
14 Peale Drive , West Chester, PA, US

Install GAF Timberline HDZ Appalachian Sky shingles.

  • GAF Timberline HDZ: Appalachian Sky
  • Property Type: Single family
  • GAF Warranty: System Plus
  • Year of Install: 2025

Customer Testimonials

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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
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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.
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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.
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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!!!
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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