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

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Heating and air conditioning in Castro Valley, CA

12 heating and air conditioning in Castro Valley, CA; 1,329 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Rick's Heating and Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Pleasanton, CA · WC ✓ · 12 mi away

    CallAsk it
    Proof for Rick's Heating and Air Conditioning
    License
    CSLB 700486
    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
    Pleasanton, CA · serves California
    Phone
    (925) 931-9382
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  2. Rivers Plumbing Heating & Air

    ActiveC10 Electrical+2

    Pleasanton, CA · WC ✓ · 12 mi away

    CallAsk it
    Proof for Rivers Plumbing Heating & Air
    License
    CSLB 839777
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pleasanton, CA · serves California
    Phone
    (925) 846-6000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  3. Service Champions

    ActiveC2 Insulation and Acoustical+3

    Pleasanton, CA · WC ✓ · 12 mi away

    CallAsk it
    Proof for Service Champions
    License
    CSLB 817040
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C2 Insulation and Acoustical; C10 Electrical; 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
    Pleasanton, CA · serves California
    Phone
    (925) 444-4444
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  4. Skyblue Heating & Air Conditioning Inc

    ActiveC10 Electrical+1

    Fremont, CA · WC ✓ · 11 mi away

    CallAsk it
    Proof for Skyblue Heating & Air Conditioning Inc
    License
    CSLB 948387
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fremont, CA · serves California
    Phone
    (510) 499-2638
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  5. Split Systems Mechanical Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Pleasanton, CA · WC ✓ · 12 mi away

    CallAsk it
    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

  6. Stine Builders

    ActiveB General Building+1

    Oakland, CA · WC ✓ · 12 mi away

    CallAsk it
    Proof for Stine Builders
    License
    CSLB 497655
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Sep 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Oakland, CA · serves California
    Phone
    (510) 910-5469
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  7. Super Cool Mechanical Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Alamo, CA · WC ✓ · 11 mi away

    CallAsk it
    Proof for Super Cool Mechanical Inc
    License
    CSLB 943999
    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
    Alamo, CA · serves California
    Phone
    (415) 342-2033
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  8. Tower & Scrubber Solutions LLC

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Walnut Creek, CA · WC ✓ · 15 mi away

    CallAsk it
    Proof for Tower & Scrubber Solutions LLC
    License
    CSLB 1156939
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Walnut Creek, CA · serves California
    Phone
    (415) 889-3661
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  9. Weber a T Plumbing & Mechanical Services Inc

    ActiveC4 Boiler, Hot Water Heating and Steam Fitting+2

    Alameda, CA · WC ✓ · 13 mi away

    CallAsk it
    Proof for Weber a T Plumbing & Mechanical Services Inc
    License
    CSLB 562098
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C4 Boiler, Hot Water Heating and Steam Fitting; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Alameda, CA · serves California
    Phone
    (510) 523-0628
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  10. Western Services and Western Cooling

    ActiveB General Building+2

    Pleasanton, CA · WC ✓ · 12 mi away

    CallAsk it
    Proof for Western Services and Western Cooling
    License
    CSLB 999624
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Pleasanton, CA · serves California
    Phone
    (415) 779-2887
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  11. Xcel Heating and Air Conditioning Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Lafayette, CA · WC ✓ · 14 mi away

    CallAsk it
    Proof for Xcel Heating and Air Conditioning Inc
    License
    CSLB 1107541
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jul 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Lafayette, CA · serves California
    Phone
    (925) 433-6400
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  12. 1-888-Heat-Pumps

    ActiveB General Building+1

    Berkeley, CA · WC ✓ · 16 mi away

    CallAsk it
    Proof for 1-888-Heat-Pumps
    License
    CSLB 1108295
    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
    Berkeley, CA · serves California
    Phone
    (888) 432-8786
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  13. 3Rdgen Heating and Cooling

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

    Berkeley, CA · WC ✓ · 17 mi away

    CallAsk it
    Proof for 3Rdgen Heating and Cooling
    License
    CSLB 1086898
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    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
    Berkeley, CA · serves California
    Phone
    (866) 222-7980
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  14. 411 Heating & AC LLC

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Clayton, CA · WC ✓ · 16 mi away

    CallAsk it
    Proof for 411 Heating & AC LLC
    License
    CSLB 993500
    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
    Clayton, CA · serves California
    Phone
    (925) 953-3007
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  15. 99 North General Engineering

    ActiveA General Engineering+5

    Concord, CA · WC ✓ · 18 mi away

    CallAsk it
    Proof for 99 North General Engineering
    License
    CSLB 1112114
    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; C36 Plumbing
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Concord, CA · serves California
    Phone
    (415) 650-6503
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  16. A 2 Z Hvacr

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Concord, CA · WC ✓ · 18 mi away

    CallAsk it
    Proof for A 2 Z Hvacr
    License
    CSLB 1092965
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Concord, CA · serves California
    Phone
    (925) 550-5719
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  17. A C Heating & Cooling Service Inc

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

    Concord, CA · WC ✓ · 20 mi away

    CallAsk it
    Proof for A C Heating & Cooling Service Inc
    License
    CSLB 928075
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    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
    Concord, CA · serves California
    Phone
    (925) 521-1807
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  18. A H Construction

    ActiveB General Building+1

    Fremont, CA · WC ✓ · 15 mi away

    CallAsk it
    Proof for A H Construction
    License
    CSLB 566329
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Apr 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Fremont, CA · serves California
    Phone
    (408) 210-5277
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  19. A J Gutters

    ActiveC43 Sheet Metal

    Redwood City, CA · WC ✓ · 17 mi away

    CallAsk it
    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

  20. A N a Building and Design Inc

    ActiveB General Building+1

    Menlo Park, CA · WC ✓ · 19 mi away

    CallAsk it
    Proof for A N a Building and Design Inc
    License
    CSLB 964480
    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
    Menlo Park, CA · serves California
    Phone
    (408) 202-2231
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

More cities in California

San Jose 304Los Angeles 293Sacramento 279San Diego 269Riverside 226Bakersfield 194Fresno 188Anaheim 168Glendale 129El Cajon 126Corona 122San Francisco 116Escondido 103Modesto 101Stockton 98Simi Valley 93

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