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 Hauppauge, NY

Heating and air conditioning in Hauppauge, NY; 829 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. A1 Expert Mechanical

    ActivePrivate motor carrier

    Hauppauge, NY

    CallAsk it
    Proof for A1 Expert Mechanical
    USDOT registration
    FMCSA 2307418
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Hauppauge, NY · serves New York
    Phone
    (631) 243-1122
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  2. Plumb Works Plumbing & Heating LLC

    ActiveContractor Registry certificate (public works)

    Hauppauge, NY

    CallAsk it
    Proof for Plumb Works Plumbing & Heating LLC
    New York contractor registration
    DOL 25-6597B-CR
    Issuer
    New York Department of Labor
    Status
    Active
    Class
    Contractor Registry certificate (public works)
    Expires
    Jun 24, 2027
    Checked
    Oct 28, 2026
    Where
    Hauppauge, NY · serves New York
    Phone
    (631) 551-5399
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 25-6597B-CR → New York Department of Labor search

  3. Airpath Engineering Pc.

    Heating and air conditioning

    Hauppauge, NY

    CallAsk it
    Proof for Airpath Engineering Pc.
    Where
    Hauppauge, NY · serves New York
    Phone
    (631) 357-3340
    Listing
    Built from public records. Not claimed yet, so call them directly.

  4. Jet Air Co- Best Ventilation, Plumbing, Heating & Air Conditioning Hvac Contractor, Boiler Installation Long Island, New York

    Heating and air conditioning

    Hauppauge, NY

    CallAsk it
    Proof for Jet Air Co- Best Ventilation, Plumbing, Heating & Air Conditioning Hvac Contractor, Boiler Installation Long Island, New York
    Where
    Hauppauge, NY · serves New York
    Phone
    (631) 887-5444
    Listing
    Built from public records. Not claimed yet, so call them directly.

  5. All Service Heating

    ActivePrivate motor carrier

    Islip Terrace, NY · 5 mi away

    CallAsk it
    Proof for All Service Heating
    USDOT registration
    FMCSA 2947136
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Islip Terrace, NY · serves New York
    Phone
    (631) 254-4328
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  6. Alexandros Plumbing & Heating Corporation

    ActivePrivate motor carrier

    Smithtown, NY · 2 mi away

    CallAsk it
    Proof for Alexandros Plumbing & Heating Corporation
    USDOT registration
    FMCSA 1969374
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Smithtown, NY · serves New York
    Phone
    (631) 361-6018
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  7. All Service Heating and Air Conditioning Inc.

    ActiveContractor Registry certificate (public works)

    Islip Terrace, NY · 5 mi away

    CallAsk it
    Proof for All Service Heating and Air Conditioning Inc.
    New York contractor registration
    DOL 25-65RAX-CR
    Issuer
    New York Department of Labor
    Status
    Active
    Class
    Contractor Registry certificate (public works)
    Expires
    Mar 21, 2027
    Checked
    Oct 28, 2026
    Where
    Islip Terrace, NY · serves New York
    Phone
    (631) 581-7378
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 25-65RAX-CR → New York Department of Labor search

  8. Around the Clock Mechanical

    ActivePrivate motor carrier

    Smithtown, NY · 2 mi away

    CallAsk it
    Proof for Around the Clock Mechanical
    USDOT registration
    FMCSA 3966217
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Smithtown, NY · serves New York
    Phone
    (516) 912-8831
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  9. Banco Mechanical Inc

    ActivePrivate motor carrier

    Smithtown, NY · 2 mi away

    CallAsk it
    Proof for Banco Mechanical Inc
    USDOT registration
    FMCSA 1504715
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Smithtown, NY · serves New York
    Phone
    (631) 366-1500
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  10. Cool Temp Mechanical Corp

    ActivePrivate motor carrier

    Commack, NY · 4 mi away

    CallAsk it
    Proof for Cool Temp Mechanical Corp
    USDOT registration
    FMCSA 1613801
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Commack, NY · serves New York
    Phone
    (631) 543-6060
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  11. Cutting Edge Plumbing and Heating Inc

    ActivePrivate motor carrier

    Smithtown, NY · 2 mi away

    CallAsk it
    Proof for Cutting Edge Plumbing and Heating Inc
    USDOT registration
    FMCSA 3690174
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Smithtown, NY · serves New York
    Phone
    (631) 355-0344
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  12. D&S Mechanical Services Inc.

    ActiveContractor Registry certificate (public works)

    Islip Terrace, NY · 5 mi away

    CallAsk it
    Proof for D&S Mechanical Services Inc.
    New York contractor registration
    DOL 26-64FXZ-CR
    Issuer
    New York Department of Labor
    Status
    Active
    Class
    Contractor Registry certificate (public works)
    Expires
    Dec 29, 2028
    Checked
    Oct 28, 2026
    Where
    Islip Terrace, NY · serves New York
    Phone
    (631) 581-4490
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 26-64FXZ-CR → New York Department of Labor search

  13. De Monte Plumbing & Heating Corp.

    ActiveContractor Registry certificate (public works)

    Commack, NY · 4 mi away

    CallAsk it
    Proof for De Monte Plumbing & Heating Corp.
    New York contractor registration
    DOL 26-64E1D-CR
    Issuer
    New York Department of Labor
    Status
    Active
    Class
    Contractor Registry certificate (public works)
    Expires
    Dec 30, 2028
    Checked
    Oct 28, 2026
    Where
    Commack, NY · serves New York
    Phone
    (516) 250-6283
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 26-64E1D-CR → New York Department of Labor search

  14. Energy Mechanical Inc

    ActiveContractor Registry certificate (public works)

    Central Islip, NY · 3 mi away

    CallAsk it
    Proof for Energy Mechanical Inc
    New York contractor registration
    DOL 24-64RQL-CR
    Issuer
    New York Department of Labor
    Status
    Active
    Class
    Contractor Registry certificate (public works)
    Expires
    Dec 29, 2026
    Checked
    Oct 28, 2026
    Where
    Central Islip, NY · serves New York
    Phone
    (631) 629-3100
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 24-64RQL-CR → New York Department of Labor search

  15. Epic Mechanical Contractors LLC

    ActivePrivate motor carrier

    Commack, NY · 4 mi away

    CallAsk it
    Proof for Epic Mechanical Contractors LLC
    USDOT registration
    FMCSA 1473416
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Commack, NY · serves New York
    Phone
    (631) 993-0080
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  16. Epic Mechanical Contractors, LLC

    ActiveContractor Registry certificate (public works)

    Commack, NY · 4 mi away

    CallAsk it
    Proof for Epic Mechanical Contractors, LLC
    New York contractor registration
    DOL 26-9YXYQ-CR
    Issuer
    New York Department of Labor
    Status
    Active
    Class
    Contractor Registry certificate (public works)
    Expires
    Oct 26, 2028
    Checked
    Oct 28, 2026
    Where
    Commack, NY · serves New York
    Phone
    (631) 993-0080
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 26-9YXYQ-CR → New York Department of Labor search

  17. G B Heating & Air Conditioning, Inc.

    ActiveContractor Registry certificate (public works)

    Smithtown, NY · 2 mi away

    CallAsk it
    Proof for G B Heating & Air Conditioning, Inc.
    New York contractor registration
    DOL 25-656K3-CR
    Issuer
    New York Department of Labor
    Status
    Active
    Class
    Contractor Registry certificate (public works)
    Expires
    Jun 18, 2027
    Checked
    Oct 28, 2026
    Where
    Smithtown, NY · serves New York
    Phone
    (631) 988-7867
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 25-656K3-CR → New York Department of Labor search

  18. Gomez Heating & Cooling Inc

    ActivePrivate motor carrier

    Central Islip, NY · 3 mi away

    CallAsk it
    Proof for Gomez Heating & Cooling Inc
    USDOT registration
    FMCSA 3985730
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Central Islip, NY · serves New York
    Phone
    (631) 569-6181
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  19. Lrc Mechanical LLC

    ActivePrivate motor carrier

    Commack, NY · 4 mi away

    CallAsk it
    Proof for Lrc Mechanical LLC
    USDOT registration
    FMCSA 4445069
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Commack, NY · serves New York
    Phone
    (917) 582-6852
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  20. M & L Mechanical of NY Inc

    ActivePrivate motor carrier

    Smithtown, NY · 2 mi away

    CallAsk it
    Proof for M & L Mechanical of NY Inc
    USDOT registration
    FMCSA 1861707
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Smithtown, NY · serves New York
    Phone
    (631) 265-6814
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

More cities in New York

New York 226Brooklyn 208Rochester 86Bronx 83Staten Island 62Buffalo 48Albany 40Syracuse 38Long Island City 30Farmingdale 29Ronkonkoma 28Yonkers 28Middletown 25Binghamton 24Schenectady 23Hicksville 22

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

Checked facts from public license files · How ranking works