DouxProcess Directory

Ask for any business in the US.

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

you asked:

Fire sprinkler contractors in Covina, CA

5 fire sprinkler contractors in Covina, CA; 588 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Express Fire Protection Inc

    ActiveC16 Fire Protection

    Glendale, CA · WC ✓ · 20 mi away

    Proof for Express Fire Protection Inc
    License
    CSLB 1053739
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Glendale, CA · serves California
    Phone
    (818) 535-3820
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Fairchild Plumbing & Mechanical Inc

    ActiveC16 Fire Protection+2

    Ontario, CA · WC ✓ · 17 mi away

    Proof for Fairchild Plumbing & Mechanical Inc
    License
    CSLB 606705
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C16 Fire Protection; C36 Plumbing
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (909) 391-4646
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Falcon Hill Construction Inc

    ActiveC16 Fire Protection+4

    Anaheim, CA · WC ✓ · 18 mi away

    Proof for Falcon Hill Construction Inc
    License
    CSLB 814672
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C16 Fire Protection; C27 Landscaping; C53 Swimming Pool
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Anaheim, CA · serves California
    Phone
    (714) 777-2807
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Favela Fire Protection Inc

    ActiveC16 Fire Protection

    Downey, CA · WC ✓ · 16 mi away

    Proof for Favela Fire Protection Inc
    License
    CSLB 1075148
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Downey, CA · serves California
    Phone
    (562) 318-7847
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Fire Life Safety

    ActiveC16 Fire Protection

    Los Angeles, CA · WC exempt · 18 mi away

    Proof for Fire Life Safety
    License
    CSLB 851714
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Los Angeles, CA · serves California
    Phone
    (323) 823-6236
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Fire Protection Pros

    ActiveC16 Fire Protection

    Orange, CA · WC exempt · 20 mi away

    Proof for Fire Protection Pros
    License
    CSLB 1112828
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Nov 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Orange, CA · serves California
    Phone
    (951) 259-4988
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Fire Protection Specialists

    ActiveC16 Fire Protection

    Anaheim, CA · WC ✓ · 17 mi away

    Proof for Fire Protection Specialists
    License
    CSLB 464915
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Oct 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Anaheim, CA · serves California
    Phone
    (714) 635-6500
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Fire Service Corp

    ActiveC16 Fire Protection+2

    Anaheim, CA · WC ✓ · 18 mi away

    Proof for Fire Service Corp
    License
    CSLB 952180
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C16 Fire Protection; C36 Plumbing
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Anaheim, CA · serves California
    Phone
    (800) 767-3473
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Fire Solution Masters Corp

    ActiveC16 Fire Protection

    Ontario, CA · WC exempt · 17 mi away

    Proof for Fire Solution Masters Corp
    License
    CSLB 1149321
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Ontario, CA · serves California
    Phone
    (626) 260-3713
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Fireguard Sprinkler Systems Inc

    ActiveC16 Fire Protection

    Downey, CA · WC ✓ · 19 mi away

    Proof for Fireguard Sprinkler Systems Inc
    License
    CSLB 992002
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Downey, CA · serves California
    Phone
    (714) 310-0194
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Fireproof Fire Protection

    ActiveC16 Fire Protection

    Orange, CA · WC ✓ · 20 mi away

    Proof for Fireproof Fire Protection
    License
    CSLB 876004
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Orange, CA · serves California
    Phone
    (866) 457-3473
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Fortified Building & Fire Protection Corp

    ActiveC16 Fire Protection+2

    Eastvale, CA · WC ✓ · 19 mi away

    Proof for Fortified Building & Fire Protection Corp
    License
    CSLB 1100311
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C16 Fire Protection
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Eastvale, CA · serves California
    Phone
    (951) 314-4338
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Front Line Fire

    ActiveC16 Fire Protection

    Pasadena, CA · WC ✓ · 15 mi away

    Proof for Front Line Fire
    License
    CSLB 748158
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pasadena, CA · serves California
    Phone
    (626) 791-5444
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Furious Fire Systems Inc

    ActiveC16 Fire Protection

    Commerce, CA · WC exempt · 16 mi away

    Proof for Furious Fire Systems Inc
    License
    CSLB 1148643
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Commerce, CA · serves California
    Phone
    (323) 702-1434
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Galvan Carlos X

    ActiveC16 Fire Protection+2

    Yorba Linda, CA · WC exempt · 15 mi away

    Proof for Galvan Carlos X
    License
    CSLB 654951
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C16 Fire Protection
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Yorba Linda, CA · serves California
    Phone
    (714) 397-3816
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. General Underground Fire Protection Inc

    ActivePrivate motor carrier

    Anaheim, CA · 18 mi away

    Proof for General Underground Fire Protection Inc
    USDOT registration
    US-DOT 1961727
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Anaheim, CA · serves California
    Phone
    (714) 632-8646
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  17. Geo H Wilson Mechanical Contractors

    ActiveC16 Fire Protection+9

    Pasadena, CA · WC ✓ · 15 mi away

    Proof for Geo H Wilson Mechanical Contractors
    License
    CSLB 950443
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; 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; C38 Refrigeration; C42 Sanitation System; C43 Sheet Metal
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pasadena, CA · serves California
    Phone
    (831) 423-9522
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Guerrero Fire Protection Inc

    ActiveC16 Fire Protection

    Ontario, CA · WC ✓ · 17 mi away

    Proof for Guerrero Fire Protection Inc
    License
    CSLB 996238
    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
    Ontario, CA · serves California
    Phone
    (626) 201-8207
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Harden Fire Protection Inc

    ActiveC16 Fire Protection

    Rancho Cucamonga, CA · WC exempt · 18 mi away

    Proof for Harden Fire Protection Inc
    License
    CSLB 1072722
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Rancho Cucamonga, CA · serves California
    Phone
    (909) 935-5227
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Harris Fire Protection Inc

    ActiveC16 Fire Protection

    Orange, CA · WC ✓ · 20 mi away

    Proof for Harris Fire Protection Inc
    License
    CSLB 740061
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Orange, CA · serves California
    Phone
    (714) 744-0110
    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