Welcome to Rettberg's Inc.
Established in 1948, Rettberg's Inc. of Divernon, IL, is a family owned business with small town quality values. We make our customers feel like they are part of our family.
As a PowerPro Elite Generac® dealer, we bring you peace of mind with a full line of reliable Generac® products backed by world-class service and support. Explore our product selection. Then contact us so we can help you select the Generac® solution that's just right for you.
- Emergency power systems that can back up your entire home or business, or just the most essential circuits.
- Portable power products that let you take your electricity where you need it most, whether it’s a tailgate party or a construction site.
- Power washers that make it easy to tackle even your toughest cleaning projects.
Licenses and Certifications:
- PowerPro Elite Generac® dealer
- A+ rating with the Better Business Bureau®
Generac generators can power virtually any task at home or on the road, and keep the lights on during a power outage.
Spring Storm Preparedness
Get tips on how you can prepare for a spring storm—from backup power to emergency supplies.
We Are A PowerPro Elite Dealer
PowerPro is the highest level of distinction available to members of Generac’s dealer network and open only to those that meet the most rigorous set of sales and customer service criteria. Like Rettberg's Inc., PowerPro dealers consistently provide outstanding customer service, maintain local product and parts inventory and receive high reviews from their customer base. PowerPro dealers are committed to providing an outstanding sales and service experience.
Home Backup Generators: What Do You Need To Know?
It starts and stops automatically, and never needs refueling. This video explains how and why.
Hear what several Generac customers have to say about their home backup generators.
Find out why so many homeowners choose a Generac home backup generator over competitive brands.