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

you asked:

Heating and air conditioning in Baltimore, MD

28 heating and air conditioning in Baltimore, MD; 154 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. A J R Heating Air Conditioning & Refrigeration Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for A J R Heating Air Conditioning & Refrigeration Inc
    USDOT registration
    US-DOT 1460578
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 242-7177
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  2. Air Tech Refrigeration and Mechanical Contractors Incorporated

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Air Tech Refrigeration and Mechanical Contractors Incorporated
    USDOT registration
    US-DOT 1622300
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 335-3660
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  3. All Seasons Heating & Cooling

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for All Seasons Heating & Cooling
    USDOT registration
    US-DOT 2415921
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 233-8960
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  4. All Temp Heating and Air Conditioning Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for All Temp Heating and Air Conditioning Inc
    USDOT registration
    US-DOT 1037239
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 467-3311
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  5. Amazing Heating & Air Conditioning Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Amazing Heating & Air Conditioning Inc
    USDOT registration
    US-DOT 1778081
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 685-0383
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  6. Arctic Refrigeration Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Arctic Refrigeration Inc
    USDOT registration
    US-DOT 1131582
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 947-3188
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  7. Atlantic Industrial Mechanical & Electrical Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Atlantic Industrial Mechanical & Electrical Inc
    USDOT registration
    US-DOT 1732747
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 355-1869
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  8. Baldwin Mechanical Contractors Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Baldwin Mechanical Contractors Inc
    USDOT registration
    US-DOT 2408043
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 483-3312
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  9. Binder Plumbing and Heating

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Binder Plumbing and Heating
    USDOT registration
    US-DOT 1038013
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 668-4800
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  10. Chesapeake Mechanical & Coatings

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Chesapeake Mechanical & Coatings
    USDOT registration
    US-DOT 1490212
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (443) 421-1440
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  11. Clean Air Heating & Air Conditioning CO Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Clean Air Heating & Air Conditioning CO Inc
    USDOT registration
    US-DOT 1483693
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 633-8350
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  12. Drw Mechanical LLC

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Drw Mechanical LLC
    USDOT registration
    US-DOT 4509317
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (667) 256-6483
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  13. General Heating & Cooling Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for General Heating & Cooling Inc
    USDOT registration
    US-DOT 1201164
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 574-6586
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  14. Industrial Refrigeration Service Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Industrial Refrigeration Service Inc
    USDOT registration
    US-DOT 647747
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 686-8900
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  15. John's Discount Plumbing & Heating

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for John's Discount Plumbing & Heating
    USDOT registration
    US-DOT 1295057
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 747-0260
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  16. Kenlea Plumbing & Heating Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Kenlea Plumbing & Heating Inc
    USDOT registration
    US-DOT 1510677
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 882-4836
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  17. L W Brown Heating & Cooling CO Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for L W Brown Heating & Cooling CO Inc
    USDOT registration
    US-DOT 1241407
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 233-8960
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  18. Langenfelder Mechanical Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Langenfelder Mechanical Inc
    USDOT registration
    US-DOT 3246950
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 477-0400
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  19. Maryland Mechanical Systems Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Maryland Mechanical Systems Inc
    USDOT registration
    US-DOT 3342201
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 327-4750
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  20. Mastercraft Refrigeration Inc

    ActivePrivate motor carrier

    Baltimore, MD

    CallAsk it
    Proof for Mastercraft Refrigeration Inc
    USDOT registration
    US-DOT 1374218
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Baltimore, MD · serves Maryland
    Phone
    (410) 360-3333
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

More cities in Maryland

Frederick 18Westminster 11Gaithersburg 9Pasadena 8Easton 6Mechanicsville 6Upper Marlboro 6Forest Hill 5Owings 5

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