Residential Generator Services
Power When You Need It Most—Installed by the Team You Trust
When the power goes out, your life shouldn’t come to a halt. Whether it’s a lightning storm, downed power line, or extended grid outage, your home and family deserve a reliable backup solution. With a whole-home generator, you can stay safe, comfortable, and connected—no matter what the weather brings.
Our Complete Residential Generator Services
Turnkey Solutions to Keep Your Power On
From initial consultations to ongoing support, our team is here to make your backup power plan simple and stress-free.
Generator Installation
We offer expert installation of whole-home standby generators that automatically activate when your power goes out. Whether you’re protecting essentials like your fridge and furnace or powering your entire home, we’ll size and install the right system for your needs and budget. Our team handles all electrical, gas, and permitting work—start to finish.
Generator Maintenance
Like any system, generators need routine care to remain reliable. We offer annual and seasonal maintenance that includes oil and filter changes, battery checks, load testing, and full system inspections to ensure your generator is ready when you need it most.
Generator Repairs & Troubleshooting
If your generator fails to start, runs irregularly, or displays warning lights, our technicians can diagnose and repair the issue quickly. We service most major generator brands and can often provide same-day service in emergency situations.
Generator Replacement & Upgrades
Have an aging or undersized generator? We can help you upgrade to a more efficient and capable model. Today’s modern standby generators offer quieter operation, advanced monitoring, and more powerful output for whole-home support.

Why Install a Whole-Home Generator?
- Maintain heating and cooling during storms
- Keep sump pumps running to avoid basement flooding
- Prevent spoiled food and protect refrigerated medications
- Keep lights, security systems, and Wi-Fi operational
- Power medical devices and essential appliances
- Work from home or run a home-based business without interruption
Unlike portable generators, whole-home systems start automatically, require no refueling, and connect directly to your home’s electrical and gas supply.

What’s Included in a Generator Installation?
- Site evaluation & system sizing
- Electrical & gas connections
- Local permitting & inspections
- Transfer switch installation
- Full system testing
- Post-install walkthrough & maintenance instructions
Maintenance Plans for Peace of Mind
Enroll in our generator maintenance plan to ensure your system stays reliable and warranty-compliant. Plans include:
Our Maintenance Plan Includes:
- Annual or biannual system inspections
- Oil, filter, and spark plug changes
- Load bank testing
- Transfer switch inspection
- Battery testing and replacement (if needed)
- 24/7 emergency service options
With regular care, your generator will serve you reliably for 10–20 years or more.
Be ready when the power goes out.
Joseph T. Berrena Mechanicals provides expert generator solutions to keep your home running no matter what. From custom installation to trusted maintenance, we’ll help you choose and care for the right backup power system for your family. With over two decades of experience, you can count on our team for reliable service and peace of mind when it matters most.
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