- Furnaces
- Air Conditioners
- Geothermal Systems
- Boilers
- Remodel and Retrofit
- Water Heaters
- Drain Cleaning
- Fixture Repair
- Lighting
- Emergency Generators
- Electric Heating
- Low Voltage Wiring
- Piping Fabrication
- 3D Modeling
- Maintenance
- Sheet Metal Fabrication
Our company
About Us
102
years of experience
Responsive. Accountable. Trusted. Since 1915.
Robert Gibb & Sons
We are a leading full-service mechanical contractor in the Midwest specializing in plumbing, heating, air conditioning, electrical services, and more. From multi-million dollar commercial and industrial construction projects to projects in your home, the people at Robert Gibb & Sons understand that excellence isn’t just a goal: It’s our responsibility.
Blog
Company News

Utility Company Rebates Now Available

New Cooling Tower!

New Video! From Our Loretta Building Project

1978 Robert Gibb Sr. Interview

Chamber of Commerce Award Video

2015 ChamberChoice Award Winner!
We're here to help
Frequently Asked Questions
Q: What is causing my heating and cooling system inefficiency and failure?
A: Dirt & Neglect are the top causes of heating and cooling system inefficiency and failure. To ensure energy efficient system operation, it is important to perform routine maintenance. Proper maintenance by a qualified technician is one of the most important steps you can take to prevent future problems.
Q: What do your maintenance plans include?
A: All our maintenance plans include 100% satisfaction guaranteed. Your technician will be professional, uniformed and qualified to work on your equipment and will follow a stringent quality assurance task list to ensure a complete and thorough service each and every time. For more information on our 4 plans, head to the Promotions page.
Q: Can I speak to someone if I have a question about services?
A: You can call us at 701.282.4400 for 24-hour service. Otherwise, feel free to call us at our main line for other inquiries: 701.282.5900.