Bestopedia Rankings

Best Plumbers in Mammoth Lakes, 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

Sweetwater Plumbing Inc

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

VERIFIED

  1. Sweetwater Plumbing Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    100 / 100 Trust Score

  2. Holt Plumbing Service

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    96 / 100 Trust Score

  3. Fast and Fair Plumbing

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    96 / 100 Trust Score

  4. Anderson Plumbing

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    96 / 100 Trust Score

  5. Mcintosh Plumbing Service

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    95 / 100 Trust Score

  6. Alpine Plumbing & Hydronic Heating Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    92 / 100 Trust Score

  7. Highland Plumbing Inc

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    85 / 100 Trust Score

  8. K2 Plumbing

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    84 / 100 Trust Score

  9. Mammoth Lakes Plumbing Company

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    84 / 100 Trust Score

  10. Schilling Plumbing Service and Repair

    CLEAR license standing, bonded, workers’ comp current.

    VERIFIED
    84 / 100 Trust Score

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

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