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

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Heating and air conditioning in Ontario, CA

64 heating and air conditioning in Ontario, CA. Every listing checked against the issuer's record, in the published order.

  1. Comfort Climate

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Chino, CA · WC ✓ · 5 mi away

    Proof for Comfort Climate
    License
    CSLB 1130437
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino, CA · serves California
    Phone
    (626) 624-2589
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Comfort Masters H V a C & Electrical Inc

    ActiveB General Building+2

    Norco, CA · WC ✓ · 8 mi away

    Proof for Comfort Masters H V a C & Electrical Inc
    License
    CSLB 1039204
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Norco, CA · serves California
    Phone
    (661) 644-6461
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Comfort Temp

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Rancho Cucamonga, CA · WC ✓ · 8 mi away

    Proof for Comfort Temp
    License
    CSLB 737252
    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
    Rancho Cucamonga, CA · serves California
    Phone
    (909) 625-7473
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Complete Care Heat AC & Plumbing

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

    Norco, CA · WC ✓ · 8 mi away

    Proof for Complete Care Heat AC & Plumbing
    License
    CSLB 1108387
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Norco, CA · serves California
    Phone
    (951) 377-6333
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Controlworks Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Chino, CA · WC ✓ · 5 mi away

    Proof for Controlworks Inc
    License
    CSLB 814065
    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
    Chino, CA · serves California
    Phone
    (909) 627-7155
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Conver Joe

    ActiveB General Building+1

    Fontana, CA · WC ✓ · 8 mi away

    Proof for Conver Joe
    License
    CSLB 1030597
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fontana, CA · serves California
    Phone
    (909) 275-2328
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Corbin Air Conditioning Co

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Chino Hills, CA · WC ✓ · 10 mi away

    Proof for Corbin Air Conditioning Co
    License
    CSLB 753151
    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
    Chino Hills, CA · serves California
    Phone
    (909) 628-9440
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Cr Corp

    ActiveC10 Electrical+1

    Jurupa Valley, CA · WC ✓ · 10 mi away

    Proof for Cr Corp
    License
    CSLB 1151044
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Jurupa Valley, CA · serves California
    Phone
    (951) 542-0149
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Cts Mechanical Inc

    ActivePrivate motor carrier

    Chino, CA · 5 mi away

    Proof for Cts Mechanical Inc
    USDOT registration
    US-DOT 4090373
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Chino, CA · serves California
    Phone
    (909) 465-6361
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  10. Cts Refrigeration

    ActiveC38 Refrigeration

    Jurupa Valley, CA · WC exempt · 10 mi away

    Proof for Cts Refrigeration
    License
    CSLB 1155988
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C38 Refrigeration
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Jurupa Valley, CA · serves California
    Phone
    (909) 853-3390
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Cut N Dry Restoration

    ActiveA General Engineering+5

    Rancho Cucamonga, CA · WC ✓ via leasing firm · 7 mi away

    Proof for Cut N Dry Restoration
    License
    CSLB 1013757
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; ASB Asbestos Certification; B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Rancho Cucamonga, CA · serves California
    Phone
    (909) 987-9861
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. D & D HVAC Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Fontana, CA · WC ✓ · 9 mi away

    Proof for D & D HVAC Inc
    License
    CSLB 1117423
    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
    (323) 872-4186
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. D H Air and Heating

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Chino Hills, CA · WC ✓ · 10 mi away

    Proof for D H Air and Heating
    License
    CSLB 734206
    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
    Chino Hills, CA · serves California
    Phone
    (909) 902-0841
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Danco Companies

    ActiveB General Building+3

    Eastvale, CA · WC ✓ · 8 mi away

    Proof for Danco Companies
    License
    CSLB 532824
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Eastvale, CA · serves California
    Phone
    (626) 966-5401
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Daniel Heating & Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Riverside, CA · WC ✓ · 10 mi away

    Proof for Daniel Heating & Air Conditioning
    License
    CSLB 921089
    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
    Riverside, CA · serves California
    Phone
    (951) 205-2543
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Daniel Mechanical Service Co

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Upland, CA · WC ✓ · 6 mi away

    Proof for Daniel Mechanical Service Co
    License
    CSLB 832178
    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
    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
  17. Del Mechanical

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

    Chino Hills, CA · WC ✓ · 10 mi away

    Proof for Del Mechanical
    License
    CSLB 517424
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Chino Hills, CA · serves California
    Phone
    (909) 597-8328
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Dez Mechanical Systems

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Pomona, CA · WC ✓ · 8 mi away

    Proof for Dez Mechanical Systems
    License
    CSLB 952037
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pomona, CA · serves California
    Phone
    (626) 824-3180
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Direct AC Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Riverside, CA · WC ✓ · 10 mi away

    Proof for Direct AC Inc
    License
    CSLB 933392
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Nov 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Riverside, CA · serves California
    Phone
    (951) 742-8222
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Dm Mechanical Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Alta Loma, CA · WC ✓ · 7 mi away

    Proof for Dm Mechanical Inc
    License
    CSLB 1104592
    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
    Alta Loma, CA · serves California
    Phone
    (626) 476-6097
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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