DouxProcess Directory

Ask for any business in the US.

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

you asked:

Plumbers in Upland, CA

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

  1. Advanced Plumbing Heating and Air Conditioning Inc

    ActiveC36 Plumbing+1

    San Dimas, CA · WC ✓ · 9 mi away

    Proof for Advanced Plumbing Heating and Air Conditioning Inc
    License
    CSLB 1054566
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Dimas, CA · serves California
    Phone
    (909) 592-5733
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Air-Ex Air Conditioning Inc

    ActiveB General Building+3

    Pomona, CA · WC ✓ · 5 mi away

    Proof for Air-Ex Air Conditioning Inc
    License
    CSLB 418759
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C7 Low Voltage Systems; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pomona, CA · serves California
    Phone
    (909) 596-6856
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. All Aces Backflow

    ActiveC36 Plumbing

    Rancho Cucamonga, CA · WC ✓ · 5 mi away

    Proof for All Aces Backflow
    License
    CSLB 1071034
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Rancho Cucamonga, CA · serves California
    Phone
    (877) 812-2660
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. All American Repipe & Plumbing Inc

    ActiveC36 Plumbing

    Chino, CA · WC ✓ · 8 mi away

    Proof for All American Repipe & Plumbing Inc
    License
    CSLB 866538
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (866) 499-7473
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. All Pro Cooling Heating Plumbing & Electrical

    ActiveC36 Plumbing+2

    Ontario, CA · WC ✓ · 7 mi away

    Proof for All Pro Cooling Heating Plumbing & Electrical
    License
    CSLB 1103983
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; 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
    Ontario, CA · serves California
    Phone
    (909) 375-1244
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. All-Star Backflow Inc

    ActiveC36 Plumbing

    Chino, CA · WC exempt · 8 mi away

    Proof for All-Star Backflow Inc
    License
    CSLB 1156621
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Chino, CA · serves California
    Phone
    (909) 225-9903
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Allyn Bruce Plumbing Inc

    ActiveC36 Plumbing+2

    Pomona, CA · WC ✓ · 5 mi away

    Proof for Allyn Bruce Plumbing Inc
    License
    CSLB 245042
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pomona, CA · serves California
    Phone
    (909) 392-8403
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Alpine Plumbing and Rooter Inc

    ActiveC36 Plumbing+1

    LA Verne, CA · WC ✓ · 6 mi away

    Proof for Alpine Plumbing and Rooter Inc
    License
    CSLB 1041244
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    LA Verne, CA · serves California
    Phone
    (888) 241-4735
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. American Jetting Services Inc

    ActiveC36 Plumbing

    Ontario, CA · WC ✓ · 7 mi away

    Proof for American Jetting Services Inc
    License
    CSLB 845651
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (909) 947-2107
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Amour Plumbing CO

    ActivePrivate motor carrier

    Rch Cucamonga, CA · 9 mi away

    Proof for Amour Plumbing CO
    USDOT registration
    US-DOT 2946848
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Rch Cucamonga, CA · serves California
    Phone
    (866) 568-2228
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  11. Andersen Commercial Plumbing LLC

    ActivePrivate motor carrier

    La Verne, CA · 6 mi away

    Proof for Andersen Commercial Plumbing LLC
    USDOT registration
    US-DOT 3287031
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    La Verne, CA · serves California
    Phone
    (909) 599-5950
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  12. Anibal Hernandez

    ActiveC36 Plumbing

    LA Verne, CA · WC ✓ · 6 mi away

    Proof for Anibal Hernandez
    License
    CSLB 1041378
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    LA Verne, CA · serves California
    Phone
    (909) 260-1135
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Aquacubed LLC

    ActiveC55 Water Conditioning

    San Dimas, CA · WC ✓ · 9 mi away

    Proof for Aquacubed LLC
    License
    CSLB 1142288
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C55 Water Conditioning
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Dimas, CA · serves California
    Phone
    (626) 627-4160
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Armour Plumbing Co

    ActiveC36 Plumbing

    Rancho Cucamonga, CA · WC ✓ via leasing firm · 9 mi away

    Proof for Armour Plumbing Co
    License
    CSLB 1008312
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Rancho Cucamonga, CA · serves California
    Phone
    (310) 469-1101
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Artifex Plumbing & Pipeline LLC

    ActiveC36 Plumbing

    Chino, CA · WC exempt · 8 mi away

    Proof for Artifex Plumbing & Pipeline LLC
    License
    CSLB 1113406
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Chino, CA · serves California
    Phone
    (909) 631-7467
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Athena Engineering Inc

    ActiveC36 Plumbing+5

    San Dimas, CA · WC ✓ · 9 mi away

    Proof for Athena Engineering Inc
    License
    CSLB 523044
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C7 Low Voltage Systems; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Dimas, CA · serves California
    Phone
    (909) 971-8440
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Awc HVAC and Plumbing Services Inc

    ActiveC36 Plumbing+1

    Pomona, CA · WC ✓ · 8 mi away

    Proof for Awc HVAC and Plumbing Services Inc
    License
    CSLB 1057988
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pomona, CA · serves California
    Phone
    (909) 461-8413
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Blue Grip Squad Inc

    ActiveC36 Plumbing+1

    Pomona, CA · WC ✓ · 5 mi away

    Proof for Blue Grip Squad Inc
    License
    CSLB 978154
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Oct 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pomona, CA · serves California
    Phone
    (909) 242-5235
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Boldt Anthony Alan

    ActiveC36 Plumbing

    Pomona, CA · WC exempt · 8 mi away

    Proof for Boldt Anthony Alan
    License
    CSLB 892137
    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
    Pomona, CA · serves California
    Phone
    (626) 372-2174
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Bos & Sons Plumbing

    ActiveC36 Plumbing

    Rancho Cucamonga, CA · WC ✓ · 5 mi away

    Proof for Bos & Sons Plumbing
    License
    CSLB 1134353
    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
    Rancho Cucamonga, CA · serves California
    Phone
    (562) 230-4980
    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