Reliable Heating, Plumbing, and Air Conditioning Services for Homeowners in Lawrenceville, GA


Casteel has partnered with Lawrenceville, Georgia, homeowners for many years. We are proud to offer heating and air conditioning services, plus other home maintenance support, to local families. Financing options, industry-leading warranty coverage, and same-day help with many services make us the perfect fit for your family.

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Air Conditioning

Whether you need a professional tune-up for your AC unit or require a replacement, Casteel can help. Regular maintenance of your air conditioning system ensures its safety and performance over time. And with expert help from Casteel, you can feel comfortable and safe all summer.


Tune-ups for your home heater are another crucial offering from Casteel. Our expert technicians provide preventative maintenance services, replace heat pumps, make repairs, and install brand-new units as needed.


From leaky faucets to backed up sewer lines, there’s no job too big or too small for Casteel. Our plumbing technicians are fast, responsive, and knowledgeable. Additional offerings include water filtration management, drain clearing, water heater services, and more.


Electrical components in your home can be both a help and a hazard. Electricians at Casteel know their way around lighting, smoke detection devices, generators, and all manner of electrical repairs. You can trust our team to restore power any time, and same-day service ensures you won’t remain in the dark for long.

Casteel Loves Lawrenceville

Casteel loves serving customers in Lawrenceville, GA, 30043, and surrounding areas. From Aurora Theatre to Tribble Mill Park and Gwinnett Historic Courthouse, the culture and history of the area is part of what makes it such a great place to live and work.

It’s our pleasure to accommodate heating and cooling customers throughout the city, and we hope to be part of your community for years to come.