Bestopedia Rankings

Best Plumbers in Millbrae, 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

Seiko Construction Inc

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

VERIFIED

  1. Seiko Construction Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  2. Mak Tai Lam

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  3. Kong's Plumbing and Construction Co

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  4. Allen Lee Plumbing

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  5. P O P Plumbing Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  6. C & C General Engineering Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  7. Arthulia Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  8. D & A Builders Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    99 / 100 Trust Score

  9. Genuine Construction Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    98 / 100 Trust Score

  10. Pacific Construction Company Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    98 / 100 Trust Score

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

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