Find an IRA Registered Contractor

IRA Registered Contractors have met the program's standards of certification, licensing and training. Pick one to guide your project — newly approved contractors appear here automatically.

Displaying 151–175 of 748 contractors · List updated September 29, 2026

• Capital Construction Services Holdings Inc HOMESHEAR W134N5368 CAMPBELL DR, Menomonee Falls, WI 53051 · Waukesha County (262) 787-0022 jason@capitalhc.com
  HVAC, Heat Pumps, Electrical
• Capitol Lakes Plumbing LLC HEAR 1118 3RD ST, New Glarus, WI 53574 · Green County (608) 665-2020 dfrank@caplakes.com
  Water Heater, Heat Pump Water Heater
• Cardinal Heating & Air Conditioning HOMESHEAR 3361 BROOKS DR, Sun Prairie, WI 53590 · Dane County (608) 837-9367 beth@cardinalhvac.com
  HVAC, Geothermal, Water Heater, Heat Pump Water Heater, Heat Pumps, Electrical
• Cedar Falls Heating & Air Conditioning Inc. HOMESHEAR E5590 708TH AVE, Menomonie, WI 54751 · Dunn County (715) 235-7166 scotts@cedarfallsheating.com
  HVAC
• Cellar to Attic, LLC HOMESHEAR N6477 SHOREWOOD MEADOWS DR, Lake Mills, WI 53551 · Jefferson County (920) 723-3264 cellartoattic@yahoo.com
  Insulation
• Central Sheet Metal Works Inc. HOMES 1225 OGDEN AVE, Superior, WI 54880 · Douglas County (715) 394-6593 steve@csmsuperior.com
  HVAC
• Central Temperature Equipment Service Inc. HEAR 1054 AMERICAN DR, Neenah, WI 54956 · Winnebago County (920) 731-5071 pjoch@centraltemperature.com
  HVAC, Geothermal, Heat Pumps, Solar Hot Water
• Chippewa Valley Electrical Contractors, Inc. HOMESHEAR 3310 MILLER ST STE B, Eau Claire, WI 54701 · Eau Claire County (715) 713-0123 Nate@cvecpro.com
  Electrical
• Chris Sopiarz LLC HOMESHEAR 3635 N HASTINGS WAY STE 3, Eau Claire, WI 54703 · Chippewa County
  Insulation
• CJ Electrical LLC HEAR 375 STREAMSIDE CT, Grafton, WI 53024 · Ozaukee County (414) 326-0657 cjelectric1971@gmail.com
  Electrical
• Cliff Bergin & Associates Inc. HEAR 6300 W DONGES BAY RD, Mequon, WI 53092 · Ozaukee County (262) 242-2456 lkettenhoven@cbergin.com
  HVAC, Water Heater
• Clifford Niesl HOMESHEAR 826 HAGAR ST LA, La Crosse, WI 54603 · La Crosse County (262) 637-3867 cliffjam@hotmail.com
  Home Energy Assessment, Insulation
• Comfort by Design LLC HOMESHEAR 240 N BROADWAY ST, Ellsworth, WI 54011 · Pierce County (715) 273-3658 gabe@comfortbydesign.net
  HVAC, Geothermal, Heat Pumps, Electrical
• Comfort Systems Plumbing, Heating and Air Conditioning LLC HEAR 530 S BLANDING WOOD RD, Saint Croix Falls, WI 54024 · Polk County (715) 483-9036 info@comfortsystems.org
  HVAC, Water Heater, Heat Pump Water Heater, Heat Pumps
• CornerStone One LLC HEAR 20865 ENTERPRISE AVE, Brookfield, WI 53045 · Waukesha County (262) 896-9006 jim.brunk@cstoneone.com
  HVAC
• Costco Wholesale Corp HEAR 2150 DEMING WAY, Middleton, WI 53562 · Dane County
  Retailer
• Costco Wholesale Corp HEAR 999 LAKE DR, Issaquah, WA 98027 · King County
  Retailer
• Costco Wholesale Corp HEAR 845 Lake Dr, Issaquah, WA 98027 · King County
  Retailer
• Costco Wholesale Corp HEAR NE CORNER OF W DREXEL AVE 27TH ST, Oak Creek, WI 53154 · Milwaukee County
  Retailer
• Costco Wholesale Corp HEAR 5110 VALUE DR, Fort Wayne, IN 46808 · Allen County
  Retailer
• Costco Wholesale Corp HEAR 2846 HOEPKER RD, Sun Prairie, WI 53590 · Dane County
  Retailer
• Costco Wholesale Corp HEAR 950 Port Washington Road, Grafton, WI 53024 · Ozaukee County
  Retailer
• Costco Wholesale Corp HEAR 15300 W GRANGE AVE, New Berlin, WI 53151 · Waukesha County
  Retailer
• Costco Wholesale Corp HEAR 443 PEWAUKEE RD, Pewaukee, WI 53072 · Waukesha County
  Retailer
• Costco Wholesale Corp HEAR 1000 Batker Ct, Verona, WI 53593 · Dane County
  Retailer