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

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Heating and air conditioning in Willimantic, CT

Heating and air conditioning in Willimantic, CT; 42 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Knight Oil & Heating

    ActivePrivate motor carrier

    Willimantic, CT

    CallAsk it
    Proof for Knight Oil & Heating
    USDOT registration
    US-DOT 102043
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Willimantic, CT · serves Connecticut
    Phone
    (203) 455-9655
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  2. C W Knight Oil Heating LLC

    ActivePrivate motor carrier

    North Windham, CT · 3 mi away

    CallAsk it
    Proof for C W Knight Oil Heating LLC
    USDOT registration
    US-DOT 1158659
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    North Windham, CT · serves Connecticut
    Phone
    (860) 933-1603
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  3. Cnm Heating Cooling & Piping LLC

    ActivePrivate motor carrier

    Storrs Manfld, CT · 6 mi away

    CallAsk it
    Proof for Cnm Heating Cooling & Piping LLC
    USDOT registration
    US-DOT 3335056
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Storrs Manfld, CT · serves Connecticut
    Phone
    (860) 933-9679
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  4. Gagliano Plumbing, Heating & Burner Service LLC

    ActivePrivate motor carrier

    Lebanon, CT · 6 mi away

    CallAsk it
    Proof for Gagliano Plumbing, Heating & Burner Service LLC
    USDOT registration
    US-DOT 6262677
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Lebanon, CT · serves Connecticut
    Phone
    (860) 807-1511
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  5. Hollister Plumbing & Heating Inc

    ActivePrivate motor carrier

    Coventry, CT · 8 mi away

    CallAsk it
    Proof for Hollister Plumbing & Heating Inc
    USDOT registration
    US-DOT 1260277
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Coventry, CT · serves Connecticut
    Phone
    (860) 871-1538
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  6. Eric Sabo Plumbing Heating and Cooling LLC

    ActivePrivate motor carrier

    Canterbury, CT · 11 mi away

    CallAsk it
    Proof for Eric Sabo Plumbing Heating and Cooling LLC
    USDOT registration
    US-DOT 1496231
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Canterbury, CT · serves Connecticut
    Phone
    (860) 608-4610
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  7. Heating & Cooling Solutions LLC

    ActivePrivate motor carrier

    Norwich, CT · 13 mi away

    CallAsk it
    Proof for Heating & Cooling Solutions LLC
    USDOT registration
    US-DOT 2581348
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Norwich, CT · serves Connecticut
    Phone
    (860) 885-1761
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  8. P&D Mechanical Inc

    ActivePrivate motor carrier

    Colchester, CT · 13 mi away

    CallAsk it
    Proof for P&D Mechanical Inc
    USDOT registration
    US-DOT 4472325
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Colchester, CT · serves Connecticut
    Phone
    (505) 644-2127
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  9. T & a Mechanical LLC

    ActivePrivate motor carrier

    Brooklyn, CT · 14 mi away

    CallAsk it
    Proof for T & a Mechanical LLC
    USDOT registration
    US-DOT 3587501
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Brooklyn, CT · serves Connecticut
    Phone
    (860) 774-1060
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  10. Bell's Economy Home Heating Oil

    ActivePrivate motor carrier

    Stafford Springs, CT · 19 mi away

    CallAsk it
    Proof for Bell's Economy Home Heating Oil
    USDOT registration
    US-DOT 991017
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Stafford Springs, CT · serves Connecticut
    Phone
    (860) 684-9796
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  11. Deal Heating Oil Inc

    ActivePrivate motor carrier

    Stafford Springs, CT · 19 mi away

    CallAsk it
    Proof for Deal Heating Oil Inc
    USDOT registration
    US-DOT 1127459
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Stafford Springs, CT · serves Connecticut
    Phone
    (860) 878-1880
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  12. Eastern Connecticut Heating LLC

    ActivePrivate motor carrier

    Danielson, CT · 19 mi away

    CallAsk it
    Proof for Eastern Connecticut Heating LLC
    USDOT registration
    US-DOT 3735168
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Danielson, CT · serves Connecticut
    Phone
    (860) 753-0731
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  13. Ellington Oil Company Preferred Energy Violette Mechanical

    ActivePrivate motor carrier

    Vernon, CT · 15 mi away

    CallAsk it
    Proof for Ellington Oil Company Preferred Energy Violette Mechanical
    USDOT registration
    US-DOT 735900
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Vernon, CT · serves Connecticut
    Phone
    (860) 870-9276
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  14. Hart Mechanical Inc

    ActivePrivate motor carrier

    Glastonbury, CT · 17 mi away

    CallAsk it
    Proof for Hart Mechanical Inc
    USDOT registration
    US-DOT 1114205
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Glastonbury, CT · serves Connecticut
    Phone
    (860) 633-3353
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  15. Hhs Mechanical Contractors Inc

    ActivePrivate motor carrier

    Manchester, CT · 17 mi away

    CallAsk it
    Proof for Hhs Mechanical Contractors Inc
    USDOT registration
    US-DOT 826620
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Manchester, CT · serves Connecticut
    Phone
    (860) 643-3939
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  16. Hugh's Mechanical Equipment LLC

    ActivePrivate motor carrier

    Ellington, CT · 18 mi away

    CallAsk it
    Proof for Hugh's Mechanical Equipment LLC
    USDOT registration
    US-DOT 2921958
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Ellington, CT · serves Connecticut
    Phone
    (860) 454-8241
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  17. Mechanical & Pump Services Inc

    ActivePrivate motor carrier

    Manchester, CT · 17 mi away

    CallAsk it
    Proof for Mechanical & Pump Services Inc
    USDOT registration
    US-DOT 2294919
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Manchester, CT · serves Connecticut
    Phone
    (860) 291-0266
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  18. Nutmeg Mechanical Services Inc

    ActivePrivate motor carrier

    Manchester, CT · 17 mi away

    CallAsk it
    Proof for Nutmeg Mechanical Services Inc
    USDOT registration
    US-DOT 2036043
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Manchester, CT · serves Connecticut
    Phone
    (860) 643-2042
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  19. Polar Refrigeration

    ActivePrivate motor carrier

    Stafford Springs, CT · 19 mi away

    CallAsk it
    Proof for Polar Refrigeration
    USDOT registration
    US-DOT 4556555
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Stafford Springs, CT · serves Connecticut
    Phone
    (202) 918-2132
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

  20. Sk Mechanical LLC

    ActivePrivate motor carrier

    Manchester, CT · 16 mi away

    CallAsk it
    Proof for Sk Mechanical LLC
    USDOT registration
    US-DOT 2479691
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Manchester, CT · serves Connecticut
    Phone
    (860) 533-2320
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record

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