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

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Plumbers in Cotati, CA

11 plumbers in Cotati, CA; 610 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Marks Plumbing

    ActiveC36 Plumbing

    Boyes Hot Springs, CA · WC exempt · 12 mi away

    Proof for Marks Plumbing
    License
    CSLB 976120
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Boyes Hot Springs, CA · serves California
    Phone
    (707) 996-0977
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Marshalls Plumbing

    ActiveC36 Plumbing

    Santa Rosa, CA · WC exempt · 12 mi away

    Proof for Marshalls Plumbing
    License
    CSLB 541596
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 681-1011
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Masterson Bryan Enterprises

    ActiveC36 Plumbing+7

    Petaluma, CA · WC ✓ · 10 mi away

    Proof for Masterson Bryan Enterprises
    License
    CSLB 271933
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C34 Pipeline; C36 Plumbing; C42 Sanitation System
    Expires
    Nov 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Petaluma, CA · serves California
    Phone
    (707) 971-7686
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Mcmahon Fernandez Construction Inc

    ActiveC36 Plumbing+1

    Sonoma, CA · WC ✓ · 14 mi away

    Proof for Mcmahon Fernandez Construction Inc
    License
    CSLB 1055940
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C36 Plumbing
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Sonoma, CA · serves California
    Phone
    (707) 756-0113
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Mcmahon Plumbing

    ActivePrivate motor carrier

    Sonoma, CA · 14 mi away

    Proof for Mcmahon Plumbing
    USDOT registration
    US-DOT 3066452
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Sonoma, CA · serves California
    Phone
    (707) 756-0114
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  6. Milano Mechanical Inc

    ActiveC36 Plumbing+2

    Petaluma, CA · WC ✓ · 10 mi away

    Proof for Milano Mechanical Inc
    License
    CSLB 797754
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing; C43 Sheet Metal
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Petaluma, CA · serves California
    Phone
    (707) 778-9339
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Munoz Plumbing

    ActiveC36 Plumbing+1

    Santa Rosa, CA · WC exempt · 14 mi away

    Proof for Munoz Plumbing
    License
    CSLB 617616
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing; C55 Water Conditioning
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 576-3930
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. New Era Plumbing Company Inc

    ActiveC36 Plumbing

    Santa Rosa, CA · WC ✓ · 14 mi away

    Proof for New Era Plumbing Company Inc
    License
    CSLB 1037959
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 490-5003
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Newline Plumbing LLC

    ActiveC36 Plumbing

    Santa Rosa, CA · WC ✓ · 12 mi away

    Proof for Newline Plumbing LLC
    License
    CSLB 1103957
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 623-2054
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Nor Cal Master Plumbing Inc

    ActiveC36 Plumbing

    Santa Rosa, CA · WC exempt · 12 mi away

    Proof for Nor Cal Master Plumbing Inc
    License
    CSLB 1148609
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 978-6316
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. North West Plumbing

    ActiveC36 Plumbing

    Santa Rosa, CA · WC exempt · 12 mi away

    Proof for North West Plumbing
    License
    CSLB 994930
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 521-9172
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Northbound Plumbing

    ActiveC36 Plumbing

    Santa Rosa, CA · WC exempt · 14 mi away

    Proof for Northbound Plumbing
    License
    CSLB 1088900
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 806-6991
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Ongaro & Sons

    ActiveC36 Plumbing+10

    Petaluma, CA · WC ✓ · 10 mi away

    Proof for Ongaro & Sons
    License
    CSLB 215233
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C4 Boiler, Hot Water Heating and Steam Fitting; C10 Electrical; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C34 Pipeline; C36 Plumbing; C39 Roofing; C42 Sanitation System; C43 Sheet Metal; C60 Welding; D21 Machinery and Pumps
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Petaluma, CA · serves California
    Phone
    (707) 579-3511
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Owens John Services Inc

    ActiveC36 Plumbing+4

    Petaluma, CA · WC ✓ · 10 mi away

    Proof for Owens John Services Inc
    License
    CSLB 501853
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Petaluma, CA · serves California
    Phone
    (415) 456-2906
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. P C S Specialties

    ActiveC36 Plumbing+1

    Santa Rosa, CA · WC exempt · 12 mi away

    Proof for P C S Specialties
    License
    CSLB 930472
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing; C53 Swimming Pool
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 486-1806
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Parra Plumbing Inc

    ActiveC36 Plumbing

    Petaluma, CA · WC ✓ · 10 mi away

    Proof for Parra Plumbing Inc
    License
    CSLB 1074602
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Petaluma, CA · serves California
    Phone
    (415) 595-4404
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Petersen - Gpm Well Testing and Water Treatment Services LLC

    ActiveC55 Water Conditioning+2

    Santa Rosa, CA · WC ✓ · 12 mi away

    Proof for Petersen - Gpm Well Testing and Water Treatment Services LLC
    License
    CSLB 985445
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C55 Water Conditioning; C57 Well Drilling; D21 Machinery and Pumps
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 823-4102
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Petersen Les Drilling & Pump Inc

    ActiveA General Engineering+3

    Santa Rosa, CA · WC ✓ · 12 mi away

    Proof for Petersen Les Drilling & Pump Inc
    License
    CSLB 261084
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C55 Water Conditioning; C57 Well Drilling; D21 Machinery and Pumps
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 545-0246
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Peterson Mechanical Inc

    ActiveC36 Plumbing+8

    Sonoma, CA · WC ✓ · 14 mi away

    Proof for Peterson Mechanical Inc
    License
    CSLB 171486
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C34 Pipeline; C36 Plumbing; C38 Refrigeration; C42 Sanitation System; C43 Sheet Metal
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Sonoma, CA · serves California
    Phone
    (707) 938-8481
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Pfs Plumbing LLC

    ActiveC36 Plumbing

    Santa Rosa, CA · WC ✓ · 12 mi away

    Proof for Pfs Plumbing LLC
    License
    CSLB 1099265
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 888-9328
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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