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 Crofton, MD

Heating and air conditioning in Crofton, MD; 147 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Grove Heating and Cooling Inc

    ActivePrivate motor carrier

    Crofton, MD

    CallAsk it
    Proof for Grove Heating and Cooling Inc
    USDOT registration
    FMCSA 2418393
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Crofton, MD · serves Maryland
    Phone
    (410) 721-5595
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  2. Heritage Mechanical LLC

    ActivePrivate motor carrier

    Crofton, MD

    CallAsk it
    Proof for Heritage Mechanical LLC
    USDOT registration
    FMCSA 3863648
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Crofton, MD · serves Maryland
    Phone
    (443) 223-4402
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  3. Journeyman Mechanical Contractors Inc

    ActivePrivate motor carrier

    Crofton, MD

    CallAsk it
    Proof for Journeyman Mechanical Contractors Inc
    USDOT registration
    FMCSA 500228
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Crofton, MD · serves Maryland
    Phone
    (301) 261-6200
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  4. Haynes Plumbing and Heating Inc

    ActivePrivate motor carrier

    Gambrills, MD · 3 mi away

    CallAsk it
    Proof for Haynes Plumbing and Heating Inc
    USDOT registration
    FMCSA 3451466
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Gambrills, MD · serves Maryland
    Phone
    (301) 577-9571
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  5. Jordan Mechanical Services

    ActivePrivate motor carrier

    Bowie, MD · 4 mi away

    CallAsk it
    Proof for Jordan Mechanical Services
    USDOT registration
    FMCSA 4460834
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Bowie, MD · serves Maryland
    Phone
    (301) 752-0485
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  6. American Mechanical Services of Maryland LLC

    ActivePrivate motor carrier

    Laurel, MD · 8 mi away

    CallAsk it
    Proof for American Mechanical Services of Maryland LLC
    USDOT registration
    FMCSA 468575
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Laurel, MD · serves Maryland
    Phone
    (301) 206-5070
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  7. Biddle's Heating & Cooling

    ActivePrivate motor carrier

    Lanham, MD · 10 mi away

    CallAsk it
    Proof for Biddle's Heating & Cooling
    USDOT registration
    FMCSA 2156910
    Issuer
    FMCSA
    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 → FMCSA record

  8. Biddles Heating and Cooling

    ActivePrivate motor carrier

    Lanham, MD · 10 mi away

    CallAsk it
    Proof for Biddles Heating and Cooling
    USDOT registration
    FMCSA 3883338
    Issuer
    FMCSA
    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 → FMCSA record

  9. C and M Home Heating Oil

    ActivePrivate motor carrier

    Lanham, MD · 10 mi away

    CallAsk it
    Proof for C and M Home Heating Oil
    USDOT registration
    FMCSA 1616466
    Issuer
    FMCSA
    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 → FMCSA record

  10. Cds Mechanical Services Inc

    ActivePrivate motor carrier

    Davidsonville, MD · 6 mi away

    CallAsk it
    Proof for Cds Mechanical Services Inc
    USDOT registration
    FMCSA 3237464
    Issuer
    FMCSA
    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 → FMCSA record

  11. Coastal Heating and Air Cond CO Inc

    ActivePrivate motor carrier

    Annapolis, MD · 7 mi away

    CallAsk it
    Proof for Coastal Heating and Air Cond CO Inc
    USDOT registration
    FMCSA 1497352
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Annapolis, MD · serves Maryland
    Phone
    (410) 266-8317
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  12. Crw Mechanical Inc

    ActivePrivate motor carrier

    Lanham, MD · 10 mi away

    CallAsk it
    Proof for Crw Mechanical Inc
    USDOT registration
    FMCSA 1020255
    Issuer
    FMCSA
    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 → FMCSA record

  13. David E White's Plumbing & Heating

    ActivePrivate motor carrier

    Annapolis, MD · 7 mi away

    CallAsk it
    Proof for David E White's Plumbing & Heating
    USDOT registration
    FMCSA 1750167
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Annapolis, MD · serves Maryland
    Phone
    (410) 216-7132
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  14. Flex Mechanical LLC

    ActivePrivate motor carrier

    Davidsonville, MD · 6 mi away

    CallAsk it
    Proof for Flex Mechanical LLC
    USDOT registration
    FMCSA 4428597
    Issuer
    FMCSA
    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 → FMCSA record

  15. Gad Plumbing & Heating Inc

    ActivePrivate motor carrier

    Edgewater, MD · 10 mi away

    CallAsk it
    Proof for Gad Plumbing & Heating Inc
    USDOT registration
    FMCSA 1514320
    Issuer
    FMCSA
    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 → FMCSA record

  16. Jr HVAC Solutions LLC

    ActivePrivate motor carrier

    Severn, MD · 7 mi away

    CallAsk it
    Proof for Jr HVAC Solutions LLC
    USDOT registration
    FMCSA 4340321
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Severn, MD · serves Maryland
    Phone
    (443) 469-0435
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  17. M & E Refrigeration

    ActivePrivate motor carrier

    Davidsonville, MD · 6 mi away

    CallAsk it
    Proof for M & E Refrigeration
    USDOT registration
    FMCSA 1602897
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Davidsonville, MD · serves Maryland
    Phone
    (410) 956-3232
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  18. Pmv Plumbing & Heating

    ActivePrivate motor carrier

    Bowie, MD · 6 mi away

    CallAsk it
    Proof for Pmv Plumbing & Heating
    USDOT registration
    FMCSA 1310639
    Issuer
    FMCSA
    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 → FMCSA record

  19. Proactive Heating & Air Conditioning

    ActivePrivate motor carrier

    Annapolis, MD · 7 mi away

    CallAsk it
    Proof for Proactive Heating & Air Conditioning
    USDOT registration
    FMCSA 4534098
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Annapolis, MD · serves Maryland
    Phone
    (410) 344-2111
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

  20. Scardina Plumbing & Heating Inc

    ActivePrivate motor carrier

    Millersville, MD · 6 mi away

    CallAsk it
    Proof for Scardina Plumbing & Heating Inc
    USDOT registration
    FMCSA 1490726
    Issuer
    FMCSA
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Millersville, MD · serves Maryland
    Phone
    (410) 761-6900
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → FMCSA record

More cities in Maryland

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

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

Checked facts from public license files · How ranking works