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In the event of a prolonged power outage, would your backup power generator be ready? To request a no-obligation quotation from our team that will best suit your needs, reach out to us.



Ronnie’s Generator Service Ltd. in Ontario ensures your backup power generator is ready when you need it. We work on a variety of emergency generators between 20kW and 3200 kW. We offer Kohler® warranty repairs, maintenance contracts and 24/7 emergency repairs.

We provide residential, commercial and industrial generator servicing in Ontario.

We are proud to be a sister company to Paramount Power Systems Ltd., an authorized Kohler® power systems retailer. Visit the Paramount Power Systems website to see our projects and products.


Are you looking for a full-service maintenance and repair solution for your emergency generator? Ronnie’s Generator Service Ltd. works with all brands of emergency generators — call us today.


As a business owner, you understand the importance of running operations smoothly. Power outages can disrupt your workflow, resulting in loss of productivity, revenue and even damage to equipment. This is where having a well-serviced generator comes in handy. Regular generator maintenance not only ensures that your backup power source is ready to go when you need it, but it can also increase the lifespan of your generator and lower the risk of unexpected breakdowns. At Ronnie's Generator Service Ltd., we offer comprehensive generator servicing solutions for commercial clients in Ontario. Our experienced technicians use the latest technology to diagnose and repair any issues, ensuring that your generator is in top shape and ready to handle any power disruptions. Trust us to keep your generator running smoothly so you can focus on what you do best!


We understand how important it is to have a reliable power source, especially during unexpected power outages. A well-serviced generator can provide peace of mind and protect your family from the inconvenience of sudden power loss. Our team of experts specializes in generator servicing and maintenance, ensuring that your generator is always in top condition and ready to provide power when needed. With our experience and expertise, we guarantee professional and efficient services catered specifically to the needs of residential customers in Ontario. Contact us today to schedule your next generator service appointment.


You can count on us to provide top-notch generator services that keep your business or home powered and running smoothly. Here’s why we are the right match for generator servicing and repairs:


  • Customer-Centric Approach: The staff at Ronnie’s Generator Service Ltd. is dedicated to providing the highest level of customer satisfaction. Whether you are a commercial or residential client, we listen to your needs and tailor our services to meet those needs.

  • Competitive Pricing: Our price is affordable and competitive in the market. Our core belief is to provide quality services at a fair price.

  • Experience: With over 40 years of experience, we have the knowledge and expertise to handle any generator service needs you may have.

  • Team of Professional Technicians: Our team of certified and experienced technicians is equipped with the latest tools and techniques to ensure your generator runs at its best.

Call us today to learn more about our comprehensive range of generator servicing, installation, repair and maintenance services in Ontario and nearby areas. You can also read our blogs to get a few tips on how to keep your generators in top shape.

Keep Your Backup Generator Ready

Ronnie’s Generator Service Ltd. keeps your generator ready when you need it. Our services include:


Emergency Service: At Ronnie’s Generator Service Ltd., we are prepared to deal with all your generator emergencies. Our expert workmen have years of experience and expertise in fixing all kinds of faults with your Genset.


General Maintenance Residential: Whether your generator needs engine oil changes, cleaning and servicing of the battery, air filter or coolant replacement, we can provide you with thorough and efficient servicing for your generators to ensure that they run smoothly.

General Maintenance Industrial: Whether your generator needs yearly maintenance, diagnosis or annual testing, Ronnie’s Generator Service will service your generators to ensure that they run smoothly and efficiently to meet the CSA requirements.

Contract Maintenance: When you entrust your generator's maintenance and upkeep to us, we ensure that your Genset functions in great condition. We provide periodic inspections and maintenance servicing to ensure your set works optimally and efficiently.


Generator Parts Replacement: We can replace and restore all kinds of faulty parts in your generators. From the filter to the battery and the radiator to the engine, we can replace your old faulty parts with new ones. Our high-quality spare parts can breathe new life into your old gen set and enhance its efficiency and longevity.


24/7 Generator Repairs and Startup: Regardless of what you require, we can provide you with complete repair and maintenance services at extremely fair prices. Our skilled workmen have years of experience in restoring broken generators to a faultless and good-as-new condition.


Kohler® Warranty Repairs: We offer a warranty for our services when it comes to repairing residential Kohler® Gensets.


Call us to learn more about our generator servicing in Ontario.

Emergency service

Emergency service

General maintenance

General maintenance


Contract maintenance


Generator parts replacement


24/7 generator repairs and startup


Kohler® warranty repairs


Most power outages are due to winter weather and in the summer months during periods of extreme temperatures when grid power is at its peak. If your backup power generator does not activate when needed, we can assist you in avoiding discomfort, frozen pipes and other issues with our emergency backup power services. We have a technician available 24 hours a day, seven days a week, to complete emergency generator repairs.


Professional Services at Transparent Rates

At Ronnie’s Generator Service Ltd., we pride ourselves on our competence to provide our customers with 100% satisfaction every time. Our honest pricing and customer-centric approach have helped us complete the most complicated jobs successfully. Our skilled workmen have the required training and experience to fix all kinds of faults efficiently and expediently.


We adopt a thorough approach to all kinds of repair jobs. Our professionals carry out a thorough inspection of your generator set and proceed with repair and restoration using the required tools and equipment to ensure that the work is completed with perfection. Call us today to learn more about our services.



Ronnie's Generator Service Ltd. makes it easy to keep your emergency generator ready for blackouts, brownouts or whenever you require an off-the-grid power source.

Our business


We are a family-owned and -operated business serving condos, hospitals, penitentiaries, water companies, research labs, schools and grocery stores.



Take a peek at the behind-the-scenes of what goes on during some of our emergency repair, maintenance and service calls. Browse our gallery of previous projects.



Ronnie’s Generator Service is closely monitoring COVID-19 (coronavirus) and its impact on our community. The health and safety of our customers is our highest priority during this time. We are taking many preventive measures to limit the spread and impact of COVID-19.


We have implemented many preventative safety measures in our day-to-day operations following the guidance set forth by the Canadian Government and your local provincial authorities, including:

Cleaning hands with soap often, for at least 20 seconds.

Our service technicians must always wear a mask.

No office walk-ins allowed. Our doors are locked.

Other than service calls or estimates, all meetings will be virtual.

Keeping the recommended 2 metres from people.

Cleaning frequently touched surfaces.

Covering cough or sneeze with a tissue, then throwing tissue in the trash.

Staying home when sick.

We encourage our customers to let us know in advance of an appointment if there are any concerns or they would like us to take any special precautions.

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