Roofing & Siding experts

Your Local Trusted Roofing Contractor for Over 47 Years

Roof Replacement

Your roof is too important to trust its replacement to just anyone. Our professional residential roofing teams are GAF Master Elite Roofing Contractors and CertainTeed Select Shingle Masters. Only 3% of Roofing Contractors in the US are Master Elite Certified. We use only the highest quality materials backed by the industry’s leading warranties.

Roof Repairs

A roof with missing parts or visible damage puts the home at risk. We’ll inspect your roof, assess the damage and present you with a written estimate. Upon approval, our professional and experienced roofers will make the necessary repairs. 

Roof Maxx Roof Renewal

Roof Maxx® is a 100% safe, plant-based roof treatment. Its award-winning technology allows millions of micro-beads to penetrate and extend the life of your old brittle roof.


Warren Thompson and Son Roofing was started in March of 1973 by Warren Thompson, one year after Warren’s honorable discharge from the United States Marine Corps. Our goal on every job is to exceed customer expectations by providing exceptional craftsmanship and service.

Ask Us About Financing options

Warren Thompson and Son Roofing and Siding offers a variety of financing options for your residential roofing, siding or gutter project purchase.

Your Trusted Roofing Company for Warren County and Surrounding Areas Since 1973!
Phillipsburg, NJ | Hackettstown, NJ | Washington, NJ | Flemington, NJ | Lebanon, NJ | Clinton, NJ | Basking Ridge, NJ | Bernardsville, NJ | Bridgewater, NJ | Somerville, NJ | Frenchtown, NJ | Hillsborough, NJ | Hampton, NJ | Easton, PA | Nazareth, PA | Bethlehem. PA | Allentown, PA | Stroudsburg, PA | New Hope, PA

Roof Maxx®

Roof Maxx® is a scientifically formulated, and 100% safe, plant-based roof rejuvenating spray treatment that was developed by Battelle Labs, the world’s largest private research and development company.

Roof Maxx’s revolutionary award-winning technology allows millions of micro-beads of all-natural oil to penetrate your old brittle roof. This process restores your roof’s flexibility and waterproofing protection preserving the life of your roof.

Treatments come with a five-year transferable warranty. Repeating treatments every five years can extend your roof’s life by up to fifteen years.

Ready to Discuss Your Next Project?

 (908) 387-1757

Send us a message and we will be happy to schedule a time to review your needs and offer you an estimate free of charge!