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

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Heating and air conditioning in Upper Marlboro, MD

6 heating and air conditioning in Upper Marlboro, MD; 110 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Gw Mechanical Contr Inc

    ActivePrivate motor carrier

    Upper Marlboro, MD

    CallAsk it
    Proof for Gw Mechanical Contr Inc
    USDOT registration
    US-DOT 1268289
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Upper Marlboro, MD · serves Maryland
    Phone
    (301) 952-8126
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  2. Horizon Mechanical Services LLC

    ActivePrivate motor carrier

    Upper Marlboro, MD

    CallAsk it
    Proof for Horizon Mechanical Services LLC
    USDOT registration
    US-DOT 2926690
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Upper Marlboro, MD · serves Maryland
    Phone
    (301) 669-6501
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  3. Jd Mechanical Services Heating & Cooling LLC

    ActivePrivate motor carrier

    Upper Marlboro, MD

    CallAsk it
    Proof for Jd Mechanical Services Heating & Cooling LLC
    USDOT registration
    US-DOT 4465130
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Upper Marlboro, MD · serves Maryland
    Phone
    (202) 534-2513
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  4. Kelly HVAC

    ActivePrivate motor carrier

    Upper Marlboro, MD

    CallAsk it
    Proof for Kelly HVAC
    USDOT registration
    US-DOT 1906212
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Upper Marlboro, MD · serves Maryland
    Phone
    (301) 736-6585
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  5. S M Chapman Heating & AC

    ActivePrivate motor carrier

    Upper Marlboro, MD

    CallAsk it
    Proof for S M Chapman Heating & AC
    USDOT registration
    US-DOT 1132521
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Upper Marlboro, MD · serves Maryland
    Phone
    (301) 627-2337
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  6. Williamson's Plumbing & Heating Corporation

    ActivePrivate motor carrier

    Upper Marlboro, MD

    CallAsk it
    Proof for Williamson's Plumbing & Heating Corporation
    USDOT registration
    US-DOT 3395819
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Upper Marlboro, MD · serves Maryland
    Phone
    (301) 420-2702
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  7. 3-D Plubing & Heating Inc

    ActivePrivate motor carrier

    Camp Springs, MD · 10 mi away

    CallAsk it
    Proof for 3-D Plubing & Heating Inc
    USDOT registration
    US-DOT 1310790
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Camp Springs, MD · serves Maryland
    Phone
    (301) 464-8151
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  8. C & C Mechanical Contractors Inc

    ActivePrivate motor carrier

    Dunkirk, MD · 8 mi away

    CallAsk it
    Proof for C & C Mechanical Contractors Inc
    USDOT registration
    US-DOT 1480266
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Dunkirk, MD · serves Maryland
    Phone
    (301) 855-1400
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  9. Mechanical Design Systems Inc

    ActivePrivate motor carrier

    Clinton, MD · 9 mi away

    CallAsk it
    Proof for Mechanical Design Systems Inc
    USDOT registration
    US-DOT 1192853
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Clinton, MD · serves Maryland
    Phone
    (301) 877-9600
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  10. Nintai Mechanical Services

    ActivePrivate motor carrier

    Clinton, MD · 9 mi away

    CallAsk it
    Proof for Nintai Mechanical Services
    USDOT registration
    US-DOT 4511290
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Clinton, MD · serves Maryland
    Phone
    (301) 456-6612
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  11. Pmv Plumbing & Heating

    ActivePrivate motor carrier

    Bowie, MD · 8 mi away

    CallAsk it
    Proof for Pmv Plumbing & Heating
    USDOT registration
    US-DOT 1310639
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Bowie, MD · serves Maryland
    Phone
    (240) 260-0800
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  12. W P Air Conditioning and Heating

    ActivePrivate motor carrier

    Harwood, MD · 10 mi away

    CallAsk it
    Proof for W P Air Conditioning and Heating
    USDOT registration
    US-DOT 1221410
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Harwood, MD · serves Maryland
    Phone
    (410) 798-8899
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  13. Biddle's Heating & Cooling

    ActivePrivate motor carrier

    Lanham, MD · 12 mi away

    CallAsk it
    Proof for Biddle's Heating & Cooling
    USDOT registration
    US-DOT 2156910
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Lanham, MD · serves Maryland
    Phone
    (301) 552-1525
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  14. Biddles Heating and Cooling

    ActivePrivate motor carrier

    Lanham, MD · 12 mi away

    CallAsk it
    Proof for Biddles Heating and Cooling
    USDOT registration
    US-DOT 3883338
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Lanham, MD · serves Maryland
    Phone
    (301) 552-1525
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  15. C and M Home Heating Oil

    ActivePrivate motor carrier

    Lanham, MD · 12 mi away

    CallAsk it
    Proof for C and M Home Heating Oil
    USDOT registration
    US-DOT 1616466
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Lanham, MD · serves Maryland
    Phone
    (301) 336-0065
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  16. Cds Mechanical Services Inc

    ActivePrivate motor carrier

    Davidsonville, MD · 11 mi away

    CallAsk it
    Proof for Cds Mechanical Services Inc
    USDOT registration
    US-DOT 3237464
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Davidsonville, MD · serves Maryland
    Phone
    (410) 451-7157
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  17. Crw Mechanical Inc

    ActivePrivate motor carrier

    Lanham, MD · 12 mi away

    CallAsk it
    Proof for Crw Mechanical Inc
    USDOT registration
    US-DOT 1020255
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Lanham, MD · serves Maryland
    Phone
    (301) 918-0056
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  18. Dmv Plumbing & Heating LLC

    ActivePrivate motor carrier

    Owings, MD · 11 mi away

    CallAsk it
    Proof for Dmv Plumbing & Heating LLC
    USDOT registration
    US-DOT 3521871
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Owings, MD · serves Maryland
    Phone
    (240) 784-0372
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  19. Flex Mechanical LLC

    ActivePrivate motor carrier

    Davidsonville, MD · 11 mi away

    CallAsk it
    Proof for Flex Mechanical LLC
    USDOT registration
    US-DOT 4428597
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Davidsonville, MD · serves Maryland
    Phone
    (443) 603-2319
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  20. Gad Plumbing & Heating Inc

    ActivePrivate motor carrier

    Edgewater, MD · 13 mi away

    CallAsk it
    Proof for Gad Plumbing & Heating Inc
    USDOT registration
    US-DOT 1514320
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Edgewater, MD · serves Maryland
    Phone
    (410) 798-4469
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

More cities in Maryland

Baltimore 28Frederick 18Westminster 11Gaithersburg 9Pasadena 8Easton 6Mechanicsville 6Forest Hill 5Owings 5

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