NATE certified, award-winning, expert technicians providing you with unparalleled service.
“The Haller team was OUTSTANDING—from the inspector to the sales crew to the team that came to perform the generator installation! Thank you so much Haller!”
— Andrea, Exton PA
Quick, Reliable Power in Emergencies
In Pennsylvania, a bad storm or forced blackout can spell disaster. If you live in an area with frequent or lengthy power outages, you can end up with spoiled food, days without heat or air conditioning, overflowing sump pumps, or even frozen pipes in the winter. Don’t wait until it’s too late!
Call Haller, where our licensed and award-winning technicians are ready to help you prepare for any emergency with a permanent generator to power your entire home. The installation of a new or replacement whole-house generator provides 24/7 protection against power-loss, with the option of automatic or manual power restoration. Call today for a free, no obligation quote. We offer same day visits, virtual calls, and even schedule Saturday appointments at no additional charge.
For over 40 years, Haller has been serving homeowners in Central and Eastern PA with a 100% satisfaction guarantee. As an elite Pearl Contractor, the best of the best, we guarantee a quality solution and third-party certify the value of your investment. When Haller installs a whole-house generator, you receive the top notch care you deserve—and you’ll be ready for the next outage. Contact us today. With our worry-free process, special financing, and next-day installation options you’ll be glad you called.
“I can’t say enough about how pleased we are with Haller. The guys were personable and clear with instructions for our newly installed system. Special thanks to Adam, Austin, and Jared. Best tip for those looking for HVAC service or new installation? DON’T GO ANYWHERE ELSE!”
— Vickie, Lancaster
Quality You Can Trust
Forty years ago, we began providing best-in-class HVAC service with unparalleled customer service. Today, our NATE-certified technicians are the best in the business. These licensed and insured experts perform timely installations with care and respect. You receive extraordinary mechanical and electrical services, world-class solutions, and unquestionable value—with a 100% satisfaction guarantee. Schedule a visit with our experts for unmatched customer service and a flawless climate solution that meets your family’s comfort needs.
We strive to earn the trust of every homeowner, provide the best solution and value, and offer the best in mechanical and electrical services—without compromise.
Serving Central & Eastern PA
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