HVAC in Duluth

45 businesses confirmed operating; 0 fully verified; updated 2026-09-03

Other cities in Minnesota

HVAC businesses in Duluth

  1. HVAC

    A G O'Brien Plumbing & Heating Co

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    agobrien.com

  2. HVAC

    Advantage Air Plumbing, Heating, & Cooling

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    advantageairheatingandcooling.com

  3. HVAC

    All Season Experts

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    allseasonexperts.site

  4. HVAC

    Approve Home Services

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    approvehomeservices.com

  5. HVAC

    ASP Mechanical

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    allserviceprofessionals.com

  6. HVAC

    BLESENER DALE A

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 393-2588
    Mechanical Contractor Bond bond MB651477, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB651477

  7. HVAC

    BLUESTONE CONSTRUCTION LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 343-3777
    Mechanical Contractor Bond bond MB766092, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB766092

  8. HVAC

    Carlson Duluth Company

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    carlsonduluth.com
    Mechanical Contractor Bond bond MB004915, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB004915

  9. HVAC

    D G SOLEM & SONS LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 525-3123
    Mechanical Contractor Bond bond MB749458, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB749458

  10. HVAC

    Design Heating, LLC

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    designheating.net

  11. HVAC

    DULUTH HARDWARE INC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 729-4895
    Mechanical Contractor Bond bond MB739783, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB739783

  12. HVAC

    DULUTH SERVICE PLUMBING LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 590-8381
    Mechanical Contractor Bond bond MB689891, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB689891

  13. HVAC

    DULUTH STOVE & FIREPLACE LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 727-9002
    Mechanical Contractor Bond bond MB739106, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB739106

  14. HVAC

    EASYLIVING SERVICES LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 522-4599
    Mechanical Contractor Bond bond MB100153, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB100153

  15. HVAC

    Fossum Plumbing & Heating LLC

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    fossumplumbing.com

  16. HVAC

    GARTNER REFRIGERATION COMPANY

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 740-1121
    Mechanical Contractor Bond bond MB003219, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB003219

  17. HVAC

    Gartner Refrigeration Company - Duluth

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    gartner1.com

  18. HVAC

    GENERAL HEATING AND ENGINEERING COMPANY

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 628-2526
    Mechanical Contractor Bond bond MB004534, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB004534

  19. HVAC

    GROPPOLI CUSTOM Finishing Llc

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 606-0368
    Mechanical Contractor Bond bond MB100138, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB100138

  20. HVAC

    Gustave A Larson Company

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    galarson.com

  21. HVAC

    Harbor Mechanical Inc

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    harbormechanical.com

  22. HVAC

    INTER CITY OIL CO INC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 728-3641
    Mechanical Contractor Bond bond MB004408, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB004408

  23. HVAC

    J&RS

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    jrsduluth.com

  24. HVAC

    Kalkbrenner Plumbing & Heating Inc

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    callkalkbrenner.com

  25. HVAC

    KRAUSE SHEET METAL & HEATING INC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 722-6354
    Mechanical Contractor Bond bond MB003940, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB003940

  26. HVAC

    LETOURNEAU HEATING & REFRIGERATION LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 391-6168
    Mechanical Contractor Bond bond MB004451, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB004451

  27. HVAC

    McKeever Housing and Heating LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 639-2904
    Mechanical Contractor Bond bond MB100216, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB100216

  28. HVAC

    MMT HEATING & COOLING INC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 729-1585
    Mechanical Contractor Bond bond MB003698, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB003698

  29. HVAC

    NORTHLAND AIR LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (760) 718-8777
    Mechanical Contractor Bond bond MB802993, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB802993

  30. HVAC

    Northland Venture LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (509) 999-5116
    Mechanical Contractor Bond bond MB100594, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB100594

  31. HVAC

    NORTHSTAR MECHANICAL SERVICES LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 628-9276
    Mechanical Contractor Bond bond MB648791, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB648791

  32. HVAC

    NYGAARD JOHN S

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 348-4961
    Mechanical Contractor Bond bond MB004990, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB004990

  33. HVAC

    On Point Home Maintenance Inc

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 390-4317
    Mechanical Contractor Bond bond MB100330, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB100330

  34. HVAC

    Plumbing and Heating Solutions Inc

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    plumbingandheatingsolutions.net
    Mechanical Contractor Bond bond MB734073, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB734073

  35. HVAC

    Polar Plumbing, Heating & Air

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    polarplumbingco.com
    Mechanical Contractor Bond bond MB100378, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB100378

  36. HVAC

    Premier Companies Inc

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 348-1991
    Mechanical Contractor Bond bond MB999943, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB999943

  37. HVAC

    Prestige Plumbing Duluth - Plumbing, Heating & Cooling

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    prestigeplumbingcooling.com

  38. HVAC

    RED FLANNEL CONSTRUCTION LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 343-7663
    Mechanical Contractor Bond bond MB728643, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB728643

  39. HVAC

    SHEET METAL SOLUTIONS LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 721-4424
    Mechanical Contractor Bond bond MB670895, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB670895

  40. HVAC

    Sid Harvey Industries - HVAC/R Specialist Distributor

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    sidharvey.com

  41. HVAC

    The Jamar Company

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    jamarcompany.com
    Mechanical Contractor Bond bond MB003320, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB003320

  42. HVAC

    UHL Company

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    uhlcompany.com

  43. HVAC

    United Refrigeration Inc

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    uri.com

  44. HVAC

    Veterans Heating & Cooling

    Confirmed
    We fetched their site and read this listing from it, checked 2026-09-03
    veteransheating.com

  45. HVAC

    ZENITH CITY MECHANICAL, LLC

    Confirmed
    Listed by the licensing registry, checked 2026-09-03
    (218) 591-8934
    Mechanical Contractor Bond bond MB799151, confirmed active with Minnesota Department of Labor and Industry on 2026-09-03
    Mechanical Contractor BondMDLI# MB799151