Bestopedia Rankings

Best Plumbers in Rowland Heights, California

Ranked by the Bestopedia Trust Score, drawn from verified CSLB license, bond, and workers’-comp records. Rankings are earned — never for sale.

Last updated July 8, 2026

Our Top Pick

Zamora Plumbing Inc

Trust Score 100/100 — CLEAR license standing, bonded, workers’ comp current.

VERIFIED

  1. Zamora Plumbing Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  2. Onnuri Plumbing Construction

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    96 / 100 Trust Score

  3. High Quality Hce

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    91 / 100 Trust Score

  4. Uhaull Plumbing

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    86 / 100 Trust Score

  5. Haven Electric & Plumbing Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    85 / 100 Trust Score

  6. Affordable Plumbing Solutions Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    84 / 100 Trust Score

  7. Galaz Repipe

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    80 / 100 Trust Score

  8. C & R Commercial & Residential Plumbing Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    78 / 100 Trust Score

  9. Maxland Construction

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    77 / 100 Trust Score

  10. Xh Plumbing Services

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    76 / 100 Trust Score

noun /best-oh-PEE-dee-uh/

a curated ranking of the best in any category, based on independent review.