Licensed Plumbing (C-36) contractors in Rosemead, CA

The California Contractors State License Board (CSLB) lists 14 Plumbing (C-36) contractors in Rosemead, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

14 contractors

1. Alhambra Backflow

   Rosemead, CA · CSLB #416044 · as of June 27, 2026
   Active · clear
2. Michael Chan

   Rosemead, CA · CSLB #538162 · as of June 27, 2026
   Active · clear
3. C O Plumbing Company INC

   Rosemead, CA · CSLB #754458 · as of June 27, 2026
   Active · clear
4. Eroz Plumbing INC

   Rosemead, CA · CSLB #1026493 · as of June 27, 2026
   Active · clear
5. Howard Gip

   Rosemead, CA · CSLB #1025443 · as of June 27, 2026
   Active · clear
6. Gonvarg Plumbing INC

   Rosemead, CA · CSLB #1122413 · as of June 27, 2026
   Active · clear
7. Henry Chi Tat Hon

   Rosemead, CA · CSLB #1030130 · as of June 27, 2026
   Active · clear
8. Just Rooter And Plumbing

   Rosemead, CA · CSLB #1113195 · as of June 27, 2026
   Active · clear
9. K - One Plumbing

   Rosemead, CA · CSLB #1119320 · as of June 27, 2026
   Active · clear
10. Paul Lai

    Rosemead, CA · CSLB #518704 · as of June 27, 2026
    Active · clear
11. Sam Man Plumbing

    Rosemead, CA · CSLB #1128873 · as of June 27, 2026
    Active · clear
12. Tai's Plumbing Corp

    Rosemead, CA · CSLB #673382 · as of June 27, 2026
    Active · clear
13. Sonny Wai

    Rosemead, CA · CSLB #1023383 · as of June 27, 2026
    Active · clear
14. Jun Zhou

    Rosemead, CA · CSLB #1136167 · as of June 27, 2026
    Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.