DouxProcess Directory

Ask for any business in the US.

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

you asked:

Heating and air conditioning in Paramount, CA

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

  1. A J and Company Inc

    ActiveB General Building+1

    Montebello, CA · WC ✓ · 9 mi away

    Proof for A J and Company Inc
    License
    CSLB 766813
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Montebello, CA · serves California
    Phone
    (323) 816-6600
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. A Mechanical Heating & Air Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Buena Park, CA · WC ✓ · 9 mi away

    Proof for A Mechanical Heating & Air Inc
    License
    CSLB 1034818
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Buena Park, CA · serves California
    Phone
    (310) 968-1801
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. A1 HVAC Crew Inc

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Whittier, CA · WC ✓ · 10 mi away

    Proof for A1 HVAC Crew Inc
    License
    CSLB 1109400
    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
    Whittier, CA · serves California
    Phone
    (562) 578-8184
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Aaa Calvert

    ActiveC10 Electrical+1

    Long Beach, CA · WC ✓ via leasing firm · 8 mi away

    Proof for Aaa Calvert
    License
    CSLB 242528
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Long Beach, CA · serves California
    Phone
    (562) 429-1546
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  5. Able Glass Services

    ActiveA General Engineering+3

    Gardena, CA · WC ✓ · 7 mi away

    Proof for Able Glass Services
    License
    CSLB 243168
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C17 Glazing; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Gardena, CA · serves California
    Phone
    (626) 712-0989
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Able Maintenance Service

    ActiveA General Engineering+5

    Gardena, CA · WC ✓ · 7 mi away

    Proof for Able Maintenance Service
    License
    CSLB 983564
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C10 Electrical; C17 Glazing; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C38 Refrigeration
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Gardena, CA · serves California
    Phone
    (626) 712-0989
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Absolute Efficiency Group Inc

    ActiveD62 Air and Water Balancing

    Gardena, CA · WC ✓ · 7 mi away

    Proof for Absolute Efficiency Group Inc
    License
    CSLB 1153331
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    D62 Air and Water Balancing
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Gardena, CA · serves California
    Phone
    (310) 462-7760
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Accent Metalworks Inc

    ActiveC43 Sheet Metal

    Signal Hill, CA · WC exempt · 7 mi away

    Proof for Accent Metalworks Inc
    License
    CSLB 846962
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C43 Sheet Metal
    Expires
    Apr 30, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Signal Hill, CA · serves California
    Phone
    (714) 697-7041
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  9. Accurate Sheet Metal Inc

    ActiveC43 Sheet Metal

    Los Angeles, CA · WC exempt · 7 mi away

    Proof for Accurate Sheet Metal Inc
    License
    CSLB 1113090
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C43 Sheet Metal
    Expires
    Nov 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Los Angeles, CA · serves California
    Phone
    (323) 423-2127
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Ace Mechanical Heating and Air Conditioning

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Gardena, CA · WC ✓ · 9 mi away

    Proof for Ace Mechanical Heating and Air Conditioning
    License
    CSLB 802982
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Gardena, CA · serves California
    Phone
    (310) 710-4308
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Acmair Conditioning Mechanical

    ActivePrivate motor carrier

    Santa Fe Springs, CA · 6 mi away

    Proof for Acmair Conditioning Mechanical
    USDOT registration
    US-DOT 4319971
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Santa Fe Springs, CA · serves California
    Phone
    (562) 475-6102
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  12. Acosta H V a C

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    LA Mirada, CA · WC ✓ · 9 mi away

    Proof for Acosta H V a C
    License
    CSLB 954085
    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
    LA Mirada, CA · serves California
    Phone
    (714) 928-2310
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Acres Technologies

    ActiveB General Building+1

    Buena Park, CA · WC ✓ · 9 mi away

    Proof for Acres Technologies
    License
    CSLB 487901
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Mar 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Buena Park, CA · serves California
    Phone
    (714) 232-6881
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Act Aircomfort System Inc

    ActiveB General Building+1

    Cypress, CA · WC ✓ · 9 mi away

    Proof for Act Aircomfort System Inc
    License
    CSLB 1078170
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C20 Warm-Air Heating, Ventilating and Air-Conditioning
    Expires
    Oct 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Cypress, CA · serves California
    Phone
    (657) 262-8652
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Action Roofing Inc

    ActiveC39 Roofing+1

    Torrance, CA · WC ✓ via leasing firm · 10 mi away

    Proof for Action Roofing Inc
    License
    CSLB 522783
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C39 Roofing; C43 Sheet Metal
    Expires
    Jan 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Covered through an employee leasing firm
    Where
    Torrance, CA · serves California
    Phone
    (310) 326-5678
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. Advanced Aire Movement

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Hawaiian Gardens, CA · WC ✓ · 7 mi away

    Proof for Advanced Aire Movement
    License
    CSLB 621160
    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
    Hawaiian Gardens, CA · serves California
    Phone
    (562) 402-8509
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Advanced Maintenance Inc

    ActiveB General Building+2

    Pico Rivera, CA · WC exempt · 8 mi away

    Proof for Advanced Maintenance Inc
    License
    CSLB 745162
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C10 Electrical; C38 Refrigeration
    Expires
    Aug 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Pico Rivera, CA · serves California
    Phone
    (323) 997-6625
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Advanced Refrigeration

    ActiveC10 Electrical+2

    Torrance, CA · WC ✓ · 10 mi away

    Proof for Advanced Refrigeration
    License
    CSLB 750381
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; 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
    Torrance, CA · serves California
    Phone
    (310) 318-2878
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Advantage Air

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Long Beach, CA · WC ✓ · 6 mi away

    Proof for Advantage Air
    License
    CSLB 956451
    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
    Long Beach, CA · serves California
    Phone
    (800) 709-7297
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Aeris M E P

    ActiveC20 Warm-Air Heating, Ventilating and Air-Conditioning

    Los Angeles, CA · WC ✓ · 6 mi away

    Proof for Aeris M E P
    License
    CSLB 1105183
    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
    Los Angeles, CA · serves California
    Phone
    (323) 422-6029
    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