DouxProcess Directory

Ask for any business in the US.

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

you asked:

Heating and air conditioning in Rancho Cucamonga, CA

84 heating and air conditioning in Rancho Cucamonga, CA. Every listing checked against the issuer's record, in the published order.

  1. Le Dao

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Ontario, CA · WC ✓ · 8 mi away

    Proof for Le Dao
    License
    CSLB 864673
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (909) 917-8030
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Li Chun

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Ontario, CA · WC ✓ · 7 mi away

    Proof for Li Chun
    License
    CSLB 1054025
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (626) 328-6011
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Lighthouse A/C Service

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Rialto, CA · WC ✓ · 9 mi away

    Proof for Lighthouse A/C Service
    License
    CSLB 958467
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Rialto, CA · serves California
    Phone
    (909) 241-1404
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Los Angeles Air Balance Co Inc

    ActiveD62 Air and Water Balancing

    Upland, CA · WC ✓ · 6 mi away

    Proof for Los Angeles Air Balance Co Inc
    License
    CSLB 625772
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    D62 Air and Water Balancing
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Upland, CA · serves California
    Phone
    (909) 931-1114
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Luis Heating & Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning+1

    Rialto, CA · WC ✓ · 9 mi away

    Proof for Luis Heating & Air Conditioning
    License
    CSLB 922432
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Rialto, CA · serves California
    Phone
    (909) 341-3972
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Luman Air Conditioning

    ActiveB General Building+1

    Fontana, CA · WC ✓ · 6 mi away

    Proof for Luman Air Conditioning
    License
    CSLB 1115909
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fontana, CA · serves California
    Phone
    (714) 499-2515
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Macawsome LLC

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Fontana, CA · WC ✓ · 8 mi away

    Proof for Macawsome LLC
    License
    CSLB 988339
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fontana, CA · serves California
    Phone
    (909) 333-4004
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Magnison and Moen Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Ontario, CA · WC ✓ · 7 mi away

    Proof for Magnison and Moen Inc
    License
    CSLB 264898
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (909) 947-3187
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Majestic Metals

    ActiveC43 Sheet Metal

    Fontana, CA · WC exempt · 6 mi away

    Proof for Majestic Metals
    License
    CSLB 978354
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C43 Sheet Metal
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Fontana, CA · serves California
    Phone
    (909) 846-6434
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Malki Timothy Elias

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Upland, CA · WC ✓ · 6 mi away

    Proof for Malki Timothy Elias
    License
    CSLB 832293
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Upland, CA · serves California
    Phone
    (909) 982-1555
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Manzo Heating and Air

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Fontana, CA · WC ✓ · 8 mi away

    Proof for Manzo Heating and Air
    License
    CSLB 859825
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fontana, CA · serves California
    Phone
    (951) 288-5292
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Marcos Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Ontario, CA · WC ✓ · 7 mi away

    Proof for Marcos Air Conditioning
    License
    CSLB 950285
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (951) 205-5421
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Mariohvac LLC

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Fontana, CA · WC ✓ · 6 mi away

    Proof for Mariohvac LLC
    License
    CSLB 1118363
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fontana, CA · serves California
    Phone
    (909) 975-1589
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Maroma Construction

    ActiveB General Building+2

    Upland, CA · WC ✓ · 6 mi away

    Proof for Maroma Construction
    License
    CSLB 1048832
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Upland, CA · serves California
    Phone
    (909) 296-6036
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Marwan Heating & A/C Service

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Upland, CA · WC ✓ · 6 mi away

    Proof for Marwan Heating & A/C Service
    License
    CSLB 1050518
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Upland, CA · serves California
    Phone
    (909) 331-5313
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Master Chill Heating and Air

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Ontario, CA · WC ✓ · 8 mi away

    Proof for Master Chill Heating and Air
    License
    CSLB 1138989
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (951) 538-0128
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Mcmillan Water Treatment Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Fontana, CA · WC ✓ · 6 mi away

    Proof for Mcmillan Water Treatment Inc
    License
    CSLB 844792
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fontana, CA · serves California
    Phone
    (909) 428-3760
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Mechanical Control

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Ontario, CA · WC ✓ · 8 mi away

    Proof for Mechanical Control
    License
    CSLB 1019123
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Oct 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Ontario, CA · serves California
    Phone
    (909) 918-7472
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Metal Engineering & Mfg

    ActiveC43 Sheet Metal

    Ontario, CA · WC exempt · 7 mi away

    Proof for Metal Engineering & Mfg
    License
    CSLB 409730
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C43 Sheet Metal
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Ontario, CA · serves California
    Phone
    (909) 321-5990
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Momo Electrical Services LLC

    ActiveC10 Electrical+1

    Fontana, CA · WC ✓ · 6 mi away

    Proof for Momo Electrical Services LLC
    License
    CSLB 1147309
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fontana, CA · serves California
    Phone
    (626) 247-1135
    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