George J. Keller & Sons LLC

4.9(355 reviews on Google)

Roofer listing in Flanders, NJ

About George J. Keller & Sons LLC

George J. Keller & Sons, LLC is a family-owned contractor in Flanders that has installed roofs, siding, windows and gutters in northern New Jersey since 1980, with more than 15,000 projects behind it. Roof replacement, metal roofing, repairs, inspections and a maintenance plan are all offered. The company is a GAF Master Elite contractor and a four-time recipient of the GAF Three-Star President's Club Award, and the Presidents Club Warranty on Ultra HDZ shingles pairs a 50-year material warranty with workmanship coverage. It is also a certified Englert metal roofing installer, a CertainTeed vinyl siding installer since 2004 and a James Hardie fiber cement installer since 2011. It handles insurance claim jobs and offers financing, including 0% for 60 months. Rated 4.9 from 355 Google reviews, 341 of them five stars.

What reviewers mention: roof replacement (129), siding (48), gutter replacement (28), reasonable pricing (18), window replacement (15), dumpster removal (15), skylight replacement (13), estimate process (11), james hardie siding (9), shed roof replacement (2)

Services and details

  • Roofing work

    Yes

  • Helps with insurance claims

    Yes

  • Metal roofing

    Yes

  • Gutters

    Yes

  • Financing

    Yes

  • Warranty

    Yes

  • Manufacturer certified

    Yes

No information yet on leak repair, emergency service, storm damage repair, commercial roofing, flat roofs, asphalt shingles, slate roofing, states a contractor license. The website did not say; call and ask.

Contact

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Listing compiled from public sources on 2026-11-11. Report a correction or request removal. Back to roofers in Flanders.