DouxProcess Directory

Ask for any business in the US.

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

you asked:

Fire sprinkler contractors in Oakland, CA

22 fire sprinkler contractors in Oakland, CA; 345 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Bolls Fire and Safety Inc

    ActiveC16 Fire Protection

    Livermore, CA · WC ✓ · 26 mi away

    Proof for Bolls Fire and Safety Inc
    License
    CSLB 922847
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 548-5251
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Costal Fire Protection Inc

    ActiveC16 Fire Protection

    Vallejo, CA · WC exempt · 26 mi away

    Proof for Costal Fire Protection Inc
    License
    CSLB 1139093
    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
    Vallejo, CA · serves California
    Phone
    (707) 333-2056
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Dpi Inc.

    ActiveC16 Fire Protection+2

    Livermore, CA · WC ✓ · 26 mi away

    Proof for Dpi Inc.
    License
    CSLB 506605
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C16 Fire Protection; HAZ Hazardous Substance Removal
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 800-3100
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Fire King Fire Protection Inc.

    ActivePrivate motor carrier

    Novato, CA · 25 mi away

    Proof for Fire King Fire Protection Inc.
    USDOT registration
    US-DOT 8479380
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Novato, CA · serves California
    Phone
    (415) 567-9373
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  5. G S E Construction Company Inc

    ActiveC16 Fire Protection+5

    Livermore, CA · WC ✓ · 26 mi away

    Proof for G S E Construction Company Inc
    License
    CSLB 401498
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C16 Fire Protection; C36 Plumbing; D21 Machinery and Pumps
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Livermore, CA · serves California
    Phone
    (925) 447-0292
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. J C S Fire

    ActiveC16 Fire Protection

    Livermore, CA · WC ✓ · 26 mi away

    Proof for J C S Fire
    License
    CSLB 1016032
    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
    Livermore, CA · serves California
    Phone
    (925) 456-4151
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. J W S Fire Protection

    ActiveC16 Fire Protection

    American Canyon, CA · WC exempt · 29 mi away

    Proof for J W S Fire Protection
    License
    CSLB 1087286
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    American Canyon, CA · serves California
    Phone
    (707) 337-7971
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Kdm Builders Inc

    ActiveC16 Fire Protection+1

    Los Altos, CA · WC ✓ · 29 mi away

    Proof for Kdm Builders Inc
    License
    CSLB 969178
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C16 Fire Protection
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Los Altos, CA · serves California
    Phone
    (408) 218-5305
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Kelly and Son

    ActiveC16 Fire Protection+1

    Antioch, CA · WC exempt · 27 mi away

    Proof for Kelly and Son
    License
    CSLB 807748
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C16 Fire Protection
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Antioch, CA · serves California
    Phone
    (925) 487-4935
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Kelly and Son LLC

    ActiveC16 Fire Protection+1

    Antioch, CA · WC ✓ · 27 mi away

    Proof for Kelly and Son LLC
    License
    CSLB 1121968
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C16 Fire Protection
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Antioch, CA · serves California
    Phone
    (925) 487-4935
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Liu Plumbing

    ActiveC16 Fire Protection+1

    Vallejo, CA · WC exempt · 26 mi away

    Proof for Liu Plumbing
    License
    CSLB 904744
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection; C36 Plumbing
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Vallejo, CA · serves California
    Phone
    (415) 314-8382
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Lund Pearson Mclaughlin

    ActiveC16 Fire Protection

    Mountain View, CA · WC ✓ · 26 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
  13. Major Fire Systems Inc

    ActiveC16 Fire Protection

    American Canyon, CA · WC ✓ · 29 mi away

    Proof for Major Fire Systems Inc
    License
    CSLB 679651
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    American Canyon, CA · serves California
    Phone
    (707) 290-1201
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. N H Fire Protection

    ActiveC16 Fire Protection

    Milpitas, CA · WC exempt · 30 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
  15. Pacific Signaling Systems

    ActiveC16 Fire Protection+1

    Livermore, CA · WC ✓ via leasing firm · 26 mi away

    Proof for Pacific Signaling Systems
    License
    CSLB 1029420
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C16 Fire Protection
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Livermore, CA · serves California
    Phone
    (925) 828-2400
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Plumbing Contractors

    ActiveC16 Fire Protection+1

    American Canyon, CA · WC ✓ · 29 mi away

    Proof for Plumbing Contractors
    License
    CSLB 600928
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection; C36 Plumbing
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    American Canyon, CA · serves California
    Phone
    (707) 255-7789
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Preston Pipelines Inc

    ActiveC16 Fire Protection+4

    Milpitas, CA · WC ✓ · 30 mi away

    Proof for Preston Pipelines Inc
    License
    CSLB 367660
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C16 Fire Protection; C34 Pipeline; C42 Sanitation System; HAZ Hazardous Substance Removal
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Milpitas, CA · serves California
    Phone
    (408) 262-1418
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Preston Pipelines Infrastructure LLC

    ActiveC16 Fire Protection+5

    Milpitas, CA · WC ✓ · 30 mi away

    Proof for Preston Pipelines Infrastructure LLC
    License
    CSLB 1059395
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C10 Electrical; C16 Fire Protection; C34 Pipeline; C42 Sanitation System; HAZ Hazardous Substance Removal
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Milpitas, CA · serves California
    Phone
    (408) 262-1418
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Rehoboth Construction Group Inc

    ActiveC16 Fire Protection+2

    Milpitas, CA · WC exempt · 30 mi away

    Proof for Rehoboth Construction Group Inc
    License
    CSLB 934603
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C16 Fire Protection
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Milpitas, CA · serves California
    Phone
    (408) 660-0040
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. T N T Fire Protection Inc

    ActiveC16 Fire Protection

    Antioch, CA · WC ✓ · 27 mi away

    Proof for T N T Fire Protection Inc
    License
    CSLB 934330
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Antioch, CA · serves California
    Phone
    (925) 484-5157
    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