Company Overview
Company Name
O'Connor Company
Address
4909 N Lewis Ave, Sioux Falls, SD, 57104, United States
Website
oconnorco.comPhone
(605) 336-0333Approx. Annual Revenue
$3.0M
Employees
20
Established
1997
Google Reviews
4.6 (9 reviews)
Locations
2
About O'Connor Company
O'Connor Company is a regional HVAC equipment provider based in Sioux Falls, South Dakota, serving commercial, educational, healthcare, financial, and industrial clients. With locations across the Midwest, the company specializes in commercial HVAC equipment, replacement parts, and support services, offering expertise in building controls, energy management, and system testing and balancing.
Business Profile
Read from the O'Connor Company website on Oct 12, 2026. Hover an item to see the exact wording it came from.
About the website
- Website quality (AI-assessed)
- 7/10 · Current copyright 2026; Clear navigation and contact info
- Footer copyright year
- 2026
O'Connor Company locations
2 Google Business Profile listings.
| Location | Google category | Reviews | Status |
|---|---|---|---|
| 4909 N Lewis Ave, Sioux Falls, SDprimary | — | 4.6 (9) | Claimed |
| 1221 Concourse Dr, Rapid City, SD | HVAC contractor | 5.0 (1) | Claimed |
HVAC Companies near Sioux Falls, SD
- G & R Controlsgrcontrolsinc.com
- Midwestern Mechanicalmidwesternmechanical.com
- Copper Cottagecopper-cottage.com
- Superior Heating & Air Conditioningsuperiorheating-ac.com
- Howehoweinc.com
- Thorson Heating & Air Conditioningthorsonheatinginc.com
- Krier & Blainkrierblain.com
- Waterbury Heating & Coolingwaterburyheating.com
- Climate Control Systems & Serviceclimatecontrolsd.com
- Handerhander.com
Frequently Asked Questions about O'Connor Company
Categories
Technologies Used
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Key Decision Makers
Michael Heeney Partner