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Claim This BusinessBerres HVAC & Electric LLC has served the Lake Country area of southeastern Wisconsin since approximately 2010, delivering licensed heating, cooling, and electrical services from a home base in Nashotah. The company holds Wisconsin contractor credentials and maintains an A+ rating with the Better Business Bureau. With 33 five-star customer reviews accumulated over the past several years, the team handles residential and light commercial projects across Delafield, Hartland, Merton, Oconomowoc, and the broader Waukesha County region.
What distinguishes Berres HVAC & Electric is their dual-trade capability under one roof, combining HVAC installation and repair with full-scope electrical work. Owner Joshua Berres brings over two decades of hands-on experience to every service call. The company operates around the clock, seven days a week, handling emergency repairs that other contractors defer until Monday. Customers repeatedly cite Joshua's willingness to explain technical details, provide multiple repair options, and recommend cost-conscious solutions that protect the homeowner's budget.
Every reviewer awards five stars, with 33 reviews all highlighting same-day emergency responsiveness, fair pricing, and Joshua's personal attention to each project. Multiple customers note he has served their properties for five to fifteen years, recommending him to neighbors and colleagues.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
New furnace installation, emergency crack repairs, and replacement of damaged units including flood-related failures.
AC unit installation, cooling diagnostics, and summer emergency repairs.
Panel replacements and upgrades to handle increased electrical loads in older homes.
Installation of 240-volt NEMA 14-50 outlets for electric vehicle charging stations.
Multi-location maintenance contracts covering heating, cooling, electrical systems, and data networking.
Outlet replacements, lighting installations, wiring updates, and code compliance corrections.