D uane Mainardi Builders, LLC. is proud to be your one-stop-solution to all your home improvement needs. We have highly experienced professionals and qualified experts to complete most of your home improvement needs. We offer roofing services, as well as masonry & chimney solutions, gutter replacement, exterior siding and trim, windows and doors, skylights, painting, drywall repair, as well as attic insulation. By offering our customers all of these trades, we eliminate the hassle of having to deal with multiple companies, giving you peace of mind.

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Is it time to replace the roof on your home? Trust your roof replacement to the Southern NJ professional roofing contractors and installers from Duane Mainardi Builders, LLC. We are a fully licensed and insured, family owned business. For 38 years we have continued to provide our clients with the highest standards of experience, know-how and customer service. And we use only quality materials for your roofing installation to ensure the performance and value you expect.

To learn more about our Roofing services, please click here.[/fusion_builder_column_inner]


  • Roof Replacement
  • Roof Repair & Maintenance
  • Roof Leaks
  • Roof Cleaning
  • Roof Flashing
  • Roof Chimney Caps
  • Roof Ventilation



Are you looking to give your home a new, unique, and distinct style? Here at Duane Mainardi Builders we offer comprehensive siding options, as well as accents that allow you to express your personal style all while improving the curb appeal of your home.

We install high quality products that feature the beauty of freshly painted or stained wood, allowing you to have freedom of choice while improving the exterior of your home. Whether you choose lap siding or vertical siding, you get a beautiful exterior product that’s build to last. Every home siding style is beautiful, durable and easy to maintain — which means you’ll spend more time enjoying your home, and less time working on it.

To learn more about our Siding services, please click here.



With constant exposure to the outdoors, over a period of years, your gutter system tends to lose its efficiency. Needing new gutters isn’t a bad thing; and it’s actually beneficial to diagnose gutter needs early before something bad does happen.

To learn more about our Gutter services, please click here.



  • Gutter Installation
  • Gutter Protection
  • Gutter Repair


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Providing high quality products to you as a homeowner is a major priority here at the Duane Mainardi Builders. We install a wide variety of high quality Skylights that have been devoted to extensive resources including testing, quality control and market testing to ensure that our products meet all quality requirements. Our products withstand extreme climates and function perfectly in constant daily use, year-in, year-out. We offer complete systems of skylights as well as accessories you can configure and accessorize to fit any lifestyle.

To learn more about our Skylights Services and the types of Skylights we install, please click here.



  • Electrical Venting
  • Manual Venting
  • Fixed Skylights


From new beautifully crafted custom cabinetry to vibrant interior trim,and handrails, we can help you add valuable storage and display space to your home. We’ll get your “To Do” list taken care of, so you don’t have to.

To explore all the residential carpentry services that the professionals here at Duane Mainardi Builders can offer, please click here.



  • Base Board Molding
  • Bed Molding
  • Clamshell Casing
  • Colonial Casing
  • Crown Molding
  • Custom Built Furniture
  • Custom Cabinets
  • Custom Remodeling
  • Custom Shelving
  • Framing
  • Handrails
  • Interior Doors
  • Interior Trim
  • & More!