Casteel has a long history serving Alto, Georgia, homeowners. Our prompt and professional service helps families stay comfortable and safe at home, no matter the season. Whether you need heating and air conditioning help, plumbing service, or electrical support, our team is ready to help.

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Air Conditioning

Professional tune-up services are a cornerstone of Casteel. We want your air conditioning system to perform efficiently all summer, and preventative maintenance is crucial. Whether your AC is failing and you need new equipment, or there’s an easy fix for the issue, our team is happy to help.


Tune-ups help keep your heater running correctly all season. Plus, our staff understands how to diagnose and repair typical performance and safety problems. Also, Casteel technicians know their way around many brands and models—including smart home thermostat equipment—making installations and replacements simple.


Casteel plumbers are experts at plumbing from the ground (or basement) up. Minor fixes like leaky faucets and clogged drains are on our list, but we also handle replumbing jobs, septic issues, and more. Hot water service restoration is another help that families appreciate. Plus, our plumbers are available 24/7 to assist you with any emergency that arises.


Expert licensed electricians at Casteel handle everything from wiring and rewiring to electrical inspections. From replacing electrical panels to troubleshooting performance issues, our team is happy to help with every type of wiring project you have in mind.

Casteel Loves Alto

Casteel loves living and working in Alto, GA, 30510. Landmarks like Jaemor Farms and Sweet Acre Farms Winery may have put Alto on the map, but it’s the people here that we really love.

It’s our pleasure to provide comprehensive heating and cooling services to customers in Alto. We love being part of your community and helping your family stay safe and comfortable all year round.