DouxProcess Directory
Add to your AI

Ask for any business in the US.

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

you asked:

Heating and air conditioning in Clayton, CA

10 heating and air conditioning in Clayton, CA; 872 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. HVAC Energy Solutions

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Danville, CA · WC ✓ · 9 mi away

    CallAsk it
    Proof for HVAC Energy Solutions
    License
    CSLB 1132058
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Danville, CA · serves California
    Phone
    (925) 778-1335
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  2. HVAC for Les$ Incorporated

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Concord, CA · WC ✓ · 6 mi away

    CallAsk it
    Proof for HVAC for Les$ Incorporated
    License
    CSLB 1038617
    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
    Concord, CA · serves California
    Phone
    (510) 219-1021
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  3. HVAC Pro Service Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Pleasant Hill, CA · WC ✓ · 8 mi away

    CallAsk it
    Proof for HVAC Pro Service Inc
    License
    CSLB 1104508
    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
    Pleasant Hill, CA · serves California
    Phone
    (408) 590-5468
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  4. HVAC Replacement Services

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Antioch, CA · WC ✓ · 7 mi away

    CallAsk it
    Proof for HVAC Replacement Services
    License
    CSLB 1006208
    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
    Antioch, CA · serves California
    Phone
    (925) 481-0525
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  5. In Demand Plumbing Heating & Air Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning+3

    Antioch, CA · WC ✓ via leasing firm · 7 mi away

    CallAsk it
    Proof for In Demand Plumbing Heating & Air Inc
    License
    CSLB 943549
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C34 Pipeline; C36 Plumbing; C42 Sanitation System
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Antioch, CA · serves California
    Phone
    (925) 757-7000
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  6. Infinium Air Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Concord, CA · WC ✓ · 5 mi away

    CallAsk it
    Proof for Infinium Air Inc
    License
    CSLB 995372
    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
    Concord, CA · serves California
    Phone
    (925) 826-5180
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  7. Integrity Air Conditioning and Heating

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Antioch, CA · WC ✓ · 7 mi away

    CallAsk it
    Proof for Integrity Air Conditioning and Heating
    License
    CSLB 700564
    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
    Antioch, CA · serves California
    Phone
    (661) 902-8768
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  8. J C Climate Control Technology's Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Concord, CA · WC ✓ · 6 mi away

    CallAsk it
    Proof for J C Climate Control Technology's Inc
    License
    CSLB 1050705
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Concord, CA · serves California
    Phone
    (925) 849-5334
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  9. Jensen H C Plumbing Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning+2

    Danville, CA · WC ✓ · 9 mi away

    CallAsk it
    Proof for Jensen H C Plumbing Inc
    License
    CSLB 265318
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing; C43 Sheet Metal
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Danville, CA · serves California
    Phone
    (925) 837-4450
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  10. Jet - HVAC

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Antioch, CA · WC ✓ · 8 mi away

    CallAsk it
    Proof for Jet - HVAC
    License
    CSLB 809173
    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
    Antioch, CA · serves California
    Phone
    (925) 382-5133
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  11. Jobon Heating and Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Pleasant Hill, CA · WC ✓ · 8 mi away

    CallAsk it
    Proof for Jobon Heating and Air Conditioning
    License
    CSLB 1120873
    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
    Pleasant Hill, CA · serves California
    Phone
    (415) 774-6094
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  12. K & R Heating and Air Conditioning Service

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

    Concord, CA · WC ✓ · 6 mi away

    CallAsk it
    Proof for K & R Heating and Air Conditioning Service
    License
    CSLB 986374
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Concord, CA · serves California
    Phone
    (925) 798-5088
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  13. Keeney H V a C

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Antioch, CA · WC ✓ · 7 mi away

    CallAsk it
    Proof for Keeney H V a C
    License
    CSLB 1056961
    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
    Antioch, CA · serves California
    Phone
    (925) 628-6635
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  14. Kz Heating and Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Antioch, CA · WC ✓ · 8 mi away

    CallAsk it
    Proof for Kz Heating and Air Conditioning
    License
    CSLB 1125064
    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
    Antioch, CA · serves California
    Phone
    (415) 815-5371
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  15. Lescure Company Inc

    ActiveA General Engineering+6

    Concord, CA · WC ✓ · 7 mi away

    CallAsk it
    Proof for Lescure Company Inc
    License
    CSLB 248204
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C4 Boiler, Hot Water Heating and Steam Fitting; C16 Fire Protection; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing; HAZ Hazardous Substance Removal
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Concord, CA · serves California
    Phone
    (925) 283-2528
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  16. M-23 Mechanical Systems

    ActivePrivate motor carrier

    Danville, CA · 9 mi away

    CallAsk it
    Proof for M-23 Mechanical Systems
    USDOT registration
    US-DOT 4448061
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Danville, CA · serves California
    Phone
    (925) 730-9020
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  17. M-23 Mechanical Systems

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Danville, CA · WC ✓ · 9 mi away

    CallAsk it
    Proof for M-23 Mechanical Systems
    License
    CSLB 1083192
    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
    Danville, CA · serves California
    Phone
    (925) 730-9020
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  18. Majestic Mechanical

    ActiveC10 Electrical+1

    Antioch, CA · WC ✓ · 7 mi away

    CallAsk it
    Proof for Majestic Mechanical
    License
    CSLB 1143750
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    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
    Antioch, CA · serves California
    Phone
    (925) 658-2126
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  19. Malino Refrigeration LLC

    ActiveC38 Refrigeration

    Danville, CA · WC exempt · 9 mi away

    CallAsk it
    Proof for Malino Refrigeration LLC
    License
    CSLB 973094
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C38 Refrigeration
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Danville, CA · serves California
    Phone
    (650) 554-8124
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

  20. Mas Service

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

    Antioch, CA · WC ✓ · 8 mi away

    CallAsk it
    Proof for Mas Service
    License
    CSLB 498289
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
    Expires
    Jun 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Antioch, CA · serves California
    Phone
    (888) 314-0451
    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

Free for people · nobody pays to rank. Run one of these businesses? Claim it free.

Checked facts from public license files · How ranking works