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

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Heating and air conditioning in Union City, CA

15 heating and air conditioning in Union City, CA; 1,406 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Specialized Heating & Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Castro Valley, CA · WC ✓ · 7 mi away

    Proof for Specialized Heating & Air Conditioning
    License
    CSLB 741785
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Castro Valley, CA · serves California
    Phone
    (510) 886-5853
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Split Systems Mechanical Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Pleasanton, CA · WC ✓ · 10 mi away

    Proof for Split Systems Mechanical Inc
    License
    CSLB 1144003
    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
    Pleasanton, CA · serves California
    Phone
    (925) 895-7711
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Tesla Construction Inc

    ActiveA General Engineering+4

    Fremont, CA · WC ✓ · 8 mi away

    Proof for Tesla Construction Inc
    License
    CSLB 1127593
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fremont, CA · serves California
    Phone
    (844) 837-5201
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. The Way Mechanical

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    San Lorenzo, CA · WC ✓ · 8 mi away

    Proof for The Way Mechanical
    License
    CSLB 1152130
    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
    San Lorenzo, CA · serves California
    Phone
    (415) 218-0484
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Timing HVAC Company

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    San Leandro, CA · WC ✓ · 9 mi away

    Proof for Timing HVAC Company
    License
    CSLB 1108462
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (718) 715-2279
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Tk & Associates Inc

    ActiveC4 Boiler, Hot Water Heating and Steam Fitting+4

    San Leandro, CA · WC ✓ · 9 mi away

    Proof for Tk & Associates Inc
    License
    CSLB 395998
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C4 Boiler, Hot Water Heating and Steam Fitting; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C23 Ornamental Metal; C38 Refrigeration
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (510) 357-1570
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Top One Equipment Care

    ActiveC38 Refrigeration+1

    Castro Valley, CA · WC exempt · 7 mi away

    Proof for Top One Equipment Care
    License
    CSLB 1040710
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C38 Refrigeration; D34 Prefabricated Equipment
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Castro Valley, CA · serves California
    Phone
    (510) 379-8085
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Toto Heating and Cooling

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Fremont, CA · WC ✓ · 8 mi away

    Proof for Toto Heating and Cooling
    License
    CSLB 1146057
    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
    Fremont, CA · serves California
    Phone
    (408) 480-7050
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Turnkey HVAC

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

    Hayward, CA · WC ✓ · 6 mi away

    Proof for Turnkey HVAC
    License
    CSLB 1126546
    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
    Hayward, CA · serves California
    Phone
    (510) 299-9875
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Utmate Powers Inc

    ActiveB General Building+2

    Fremont, CA · WC ✓ · 8 mi away

    Proof for Utmate Powers Inc
    License
    CSLB 1143603
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fremont, CA · serves California
    Phone
    (925) 580-6156
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Van-Mulder Sheet Metal Inc

    ActiveB General Building+3

    Hayward, CA · WC ✓ · 6 mi away

    Proof for Van-Mulder Sheet Metal Inc
    License
    CSLB 279981
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C43 Sheet Metal
    Expires
    Sep 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 569-9123
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Villquin Air Services LLC

    ActiveC10 Electrical+1

    Hayward, CA · WC ✓ · 6 mi away

    Proof for Villquin Air Services LLC
    License
    CSLB 1062552
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 969-4380
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Westates Mechanical Corporation Inc

    ActiveB General Building+3

    Hayward, CA · WC ✓ · 6 mi away

    Proof for Westates Mechanical Corporation Inc
    License
    CSLB 828590
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Phone
    (510) 635-9830
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Wilson Mechanical

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    San Leandro, CA · WC ✓ · 9 mi away

    Proof for Wilson Mechanical
    License
    CSLB 1021303
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Nov 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    San Leandro, CA · serves California
    Phone
    (415) 568-1587
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Yjv Stainless Inc

    ActiveC43 Sheet Metal

    Hayward, CA · WC exempt · 6 mi away

    Proof for Yjv Stainless Inc
    License
    CSLB 1144643
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C43 Sheet Metal
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Hayward, CA · serves California
    Phone
    (510) 432-9338
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Z & L Cold Equipment Service

    ActiveC38 Refrigeration

    Hayward, CA · WC exempt · 6 mi away

    Proof for Z & L Cold Equipment Service
    License
    CSLB 1114534
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C38 Refrigeration
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Hayward, CA · serves California
    Phone
    (510) 541-4781
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. North Bay Design and Build Inc

    ActiveA General Engineering+3

    Hayward, CA · WC ✓ · 6 mi away

    Proof for North Bay Design and Build Inc
    License
    CSLB 1129470
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Nov 30, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Hayward, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. 4-Seasons Heating & Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Castro Valley, CA · WC ✓ · 11 mi away

    Proof for 4-Seasons Heating & Air Conditioning
    License
    CSLB 962971
    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
    Castro Valley, CA · serves California
    Phone
    (510) 886-3112
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. A B Z Builders Inc

    ActiveB General Building+4

    Milpitas, CA · WC ✓ · 14 mi away

    Proof for A B Z Builders Inc
    License
    CSLB 891475
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C15 Flooring and Floor Covering; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C39 Roofing
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Milpitas, CA · serves California
    Phone
    (408) 661-7106
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. A J Gutters

    ActiveC43 Sheet Metal

    Redwood City, CA · WC ✓ · 12 mi away

    Proof for A J Gutters
    License
    CSLB 1054821
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C43 Sheet Metal
    Expires
    Jun 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Redwood City, CA · serves California
    Phone
    (650) 304-5090
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

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