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NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors

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Plumbers in Danville, CA

18 plumbers in Danville, CA. Every listing checked against the issuer's record, in the published order.

  1. A-1 Bay Area Rooter & Plumbing

    ActiveC36 Plumbing+1

    Oakland, CA · WC ✓ · 14 mi away

    Proof for A-1 Bay Area Rooter & Plumbing
    License
    CSLB 1116691
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing; C42 Sanitation System
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 712-0906
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. A 1 General Building

    ActiveC36 Plumbing+1

    Oakland, CA · WC exempt · 14 mi away

    Proof for A 1 General Building
    License
    CSLB 888573
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C36 Plumbing
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (510) 712-5854
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. A-1 Septic Tank Service Inc

    ActiveC36 Plumbing+1

    Hayward, CA · WC ✓ via leasing firm · 13 mi away

    Proof for A-1 Septic Tank Service Inc
    License
    CSLB 438710
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing; C42 Sanitation System
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Hayward, CA · serves California
    Phone
    (510) 886-4455
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. A a a a Generator Services Inc

    ActiveC36 Plumbing+3

    Hayward, CA · WC ✓ · 12 mi away

    Proof for A a a a Generator Services Inc
    License
    CSLB 914864
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C36 Plumbing
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (888) 664-2436
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. A & B Mechanical Inc

    ActiveC4 Boiler, Hot Water Heating and Steam Fitting+2

    Hayward, CA · WC ✓ · 13 mi away

    Proof for A & B Mechanical Inc
    License
    CSLB 740508
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C4 Boiler, Hot Water Heating and Steam Fitting; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 264-5800
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. A B Plumbing

    ActiveC36 Plumbing

    Oakland, CA · WC exempt · 10 mi away

    Proof for A B Plumbing
    License
    CSLB 876212
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (415) 333-5566
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. A & B Plumbing & Backflow

    ActiveC36 Plumbing

    Hayward, CA · WC ✓ · 13 mi away

    Proof for A & B Plumbing & Backflow
    License
    CSLB 768141
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 471-4282
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. A D Family Plumbing Services

    ActiveC36 Plumbing

    Pittsburg, CA · WC ✓ · 14 mi away

    Proof for A D Family Plumbing Services
    License
    CSLB 1098228
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pittsburg, CA · serves California
    Phone
    (510) 512-5029
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. A D Melchner General Engineering

    ActiveC36 Plumbing+2

    Hayward, CA · WC ✓ · 12 mi away

    Proof for A D Melchner General Engineering
    License
    CSLB 1077314
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C36 Plumbing
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (415) 410-7831
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. A G & L Builders Corp

    ActiveC36 Plumbing+1

    San Leandro, CA · WC ✓ · 13 mi away

    Proof for A G & L Builders Corp
    License
    CSLB 1119751
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C36 Plumbing
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (408) 561-0854
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. A Good Plumber Inc

    ActiveC36 Plumbing

    Livermore, CA · WC ✓ · 13 mi away

    Proof for A Good Plumber Inc
    License
    CSLB 707298
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (510) 376-9098
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. A S a P Expert Plumbing & Construction

    ActiveC36 Plumbing+1

    Oakland, CA · WC ✓ · 13 mi away

    Proof for A S a P Expert Plumbing & Construction
    License
    CSLB 945333
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C36 Plumbing
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (415) 756-1889
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. A W Construction Inc

    ActiveC36 Plumbing+2

    Oakland, CA · WC exempt · 10 mi away

    Proof for A W Construction Inc
    License
    CSLB 961634
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C36 Plumbing
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (510) 381-9963
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. A1 Phoenix Plumbing Inc

    ActiveC36 Plumbing+1

    Pittsburg, CA · WC ✓ · 14 mi away

    Proof for A1 Phoenix Plumbing Inc
    License
    CSLB 1071656
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C36 Plumbing
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pittsburg, CA · serves California
    Phone
    (925) 380-1114
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Aaa Water Systems Inc

    ActiveC55 Water Conditioning

    Concord, CA · WC ✓ · 13 mi away

    Proof for Aaa Water Systems Inc
    License
    CSLB 674303
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C55 Water Conditioning
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Concord, CA · serves California
    Phone
    (925) 686-6788
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Able to Plumbing and Rooter

    ActiveC36 Plumbing

    Livermore, CA · WC ✓ · 13 mi away

    Proof for Able to Plumbing and Rooter
    License
    CSLB 838521
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 606-0990
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Absa Plumbing

    ActiveC36 Plumbing+1

    Oakland, CA · WC exempt · 12 mi away

    Proof for Absa Plumbing
    License
    CSLB 1090088
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C36 Plumbing
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Oakland, CA · serves California
    Phone
    (510) 689-7172
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Absolute Pro Plumbing Inc

    ActiveC36 Plumbing

    Hayward, CA · WC ✓ · 15 mi away

    Proof for Absolute Pro Plumbing Inc
    License
    CSLB 1080649
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 364-9926
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Ace Bay Plumbing Co

    ActiveC36 Plumbing

    Oakland, CA · WC ✓ · 12 mi away

    Proof for Ace Bay Plumbing Co
    License
    CSLB 1069928
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Oct 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 220-9539
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Ace's Plumbing

    ActiveC36 Plumbing

    Bay Point, CA · WC exempt · 14 mi away

    Proof for Ace's Plumbing
    License
    CSLB 544377
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Oct 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Bay Point, CA · serves California
    Phone
    (925) 260-6695
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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