High Grade Contracting

4.9(46 reviews on Google)

Roofer listing in Randolph, NJ

About High Grade Contracting

High Grade Contracting is a Randolph roofing, siding and window replacement contractor that has been in business since 1986, working for both commercial and residential customers. Roofing covers residential shingled roofs, standing seam and other metal roofs, all types of flat and tapered roofs, and all commercial roofing. Siding work includes vinyl in clapboard, dutchlap, shakes, scallops and PVC styles. It is a New Jersey Home Improvement licensed contractor and offers free quotes. Rated 4.9 from 46 Google reviews, 45 of them five stars.

What reviewers mention: roof replacement (15), pleasant staff (6), window replacement (5), estimate process (2), courteous crew (2), gutter replacement (2), site prep (2), timeline (2), leak repair (2), quick work (2)

Services and details

  • Roofing work

    Yes

  • Commercial roofing

    Yes

  • Flat roofs

    Yes

  • Metal roofing

    Yes

  • States a contractor license

    Yes

No information yet on leak repair, emergency service, storm damage repair, helps with insurance claims, asphalt shingles, slate roofing, gutters, financing, warranty, manufacturer certified. The website did not say; call and ask.

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