DouxProcess Directory

Ask for any business in the US.

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

you asked:

Fire sprinkler contractors in Union City, CA

5 fire sprinkler contractors in Union City, CA; 372 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Ife Leasing Inc

    ActiveC16 Fire Protection

    Dublin, CA · WC ✓ · 10 mi away

    Proof for Ife Leasing Inc
    License
    CSLB 1047088
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Dublin, CA · serves California
    Phone
    (916) 422-2250
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Jade Fire Protection Inc

    ActiveC16 Fire Protection

    Palo Alto, CA · WC ✓ · 11 mi away

    Proof for Jade Fire Protection Inc
    License
    CSLB 1106944
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Palo Alto, CA · serves California
    Phone
    (650) 776-2587
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Jfk Fire Protection

    ActiveC16 Fire Protection

    Foster City, CA · WC exempt · 14 mi away

    Proof for Jfk Fire Protection
    License
    CSLB 638865
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Foster City, CA · serves California
    Phone
    (650) 619-8809
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Line Up Group Inc

    ActiveC16 Fire Protection+3

    Foster City, CA · WC ✓ · 14 mi away

    Proof for Line Up Group Inc
    License
    CSLB 1144936
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C16 Fire Protection; C36 Plumbing
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Foster City, CA · serves California
    Phone
    (408) 510-4218
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Lovazzano Mechanical Incorporated

    ActiveC16 Fire Protection+1

    Menlo Park, CA · WC ✓ · 14 mi away

    Proof for Lovazzano Mechanical Incorporated
    License
    CSLB 619015
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection; C36 Plumbing
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Menlo Park, CA · serves California
    Phone
    (650) 494-4434
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Lund Pearson Mclaughlin

    ActiveC16 Fire Protection

    Mountain View, CA · WC ✓ · 13 mi away

    Proof for Lund Pearson Mclaughlin
    License
    CSLB 668524
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Mountain View, CA · serves California
    Phone
    (650) 961-9460
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. M D F Pipeline General Engineering Contractors Inc

    ActiveC16 Fire Protection+1

    Dublin, CA · WC exempt · 10 mi away

    Proof for M D F Pipeline General Engineering Contractors Inc
    License
    CSLB 480122
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C16 Fire Protection
    Expires
    Nov 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Dublin, CA · serves California
    Phone
    (510) 427-7577
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Magnum Construction Group Inc

    ActiveC16 Fire Protection+3

    Foster City, CA · WC ✓ · 14 mi away

    Proof for Magnum Construction Group Inc
    License
    CSLB 901895
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C16 Fire Protection; C36 Plumbing
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Foster City, CA · serves California
    Phone
    (415) 642-8088
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Map Plumbing Inc

    ActiveC16 Fire Protection+1

    Oakland, CA · WC ✓ · 13 mi away

    Proof for Map Plumbing Inc
    License
    CSLB 770531
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection; C36 Plumbing
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (415) 760-0286
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Max Construction

    ActiveC16 Fire Protection+3

    Dublin, CA · WC ✓ · 10 mi away

    Proof for Max Construction
    License
    CSLB 910025
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C16 Fire Protection
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Dublin, CA · serves California
    Phone
    (510) 415-4580
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Mendoza Daniel Jr

    ActiveC16 Fire Protection

    Dublin, CA · WC exempt · 10 mi away

    Proof for Mendoza Daniel Jr
    License
    CSLB 750078
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Dublin, CA · serves California
    Phone
    (510) 599-3973
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Menlo Park Fire Protection District

    ActivePrivate motor carrier

    Menlo Park, CA · 14 mi away

    Proof for Menlo Park Fire Protection District
    USDOT registration
    US-DOT 1340913
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Menlo Park, CA · serves California
    Phone
    (650) 688-8400
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  13. Mike Fire Protection

    ActiveC16 Fire Protection

    Redwood City, CA · WC ✓ · 12 mi away

    Proof for Mike Fire Protection
    License
    CSLB 837570
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Redwood City, CA · serves California
    Phone
    (408) 368-1168
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Monterey and Mwh Constructors, a Joint Venture

    ActiveC16 Fire Protection+4

    Oakland, CA · WC ✓ · 15 mi away

    Proof for Monterey and Mwh Constructors, a Joint Venture
    License
    CSLB 1063926
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; ASB Asbestos Certification; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; HAZ Hazardous Substance Removal
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 632-3173
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Monterey Mechanical Co

    ActiveC16 Fire Protection+8

    Oakland, CA · WC ✓ · 15 mi away

    Proof for Monterey Mechanical Co
    License
    CSLB 388361
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C12 Earthwork and Paving; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing; C42 Sanitation System; C43 Sheet Metal
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 632-3173
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Mva Construction Co Inc

    ActiveC16 Fire Protection+2

    Atherton, CA · WC ✓ · 14 mi away

    Proof for Mva Construction Co Inc
    License
    CSLB 416056
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C16 Fire Protection
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Atherton, CA · serves California
    Phone
    (650) 321-7701
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. N H Fire Protection

    ActiveC16 Fire Protection

    Milpitas, CA · WC exempt · 14 mi away

    Proof for N H Fire Protection
    License
    CSLB 1052720
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Milpitas, CA · serves California
    Phone
    (408) 646-6890
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Northcal Fire Protection

    ActiveC16 Fire Protection

    Castro Valley, CA · WC exempt · 11 mi away

    Proof for Northcal Fire Protection
    License
    CSLB 962307
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Castro Valley, CA · serves California
    Phone
    (510) 394-8603
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Ouyang General Engineering Inc

    ActiveC16 Fire Protection+5

    San Leandro, CA · WC ✓ · 11 mi away

    Proof for Ouyang General Engineering Inc
    License
    CSLB 1136523
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (510) 213-9645
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Pacific Bay Building Group Inc

    ActiveC16 Fire Protection+3

    Foster City, CA · WC ✓ · 14 mi away

    Proof for Pacific Bay Building Group Inc
    License
    CSLB 1149493
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C16 Fire Protection; C36 Plumbing
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Foster City, CA · serves California
    Phone
    (415) 928-9826
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

More cities in California

Free for people · nobody pays to rank. Run one of these businesses? Claim it free.

Checked facts from public license files · How ranking works