About Us
The Casteel team comprises more than 250 dedicated employees service the greater Atlanta area from locations in Lawrenceville and Marietta, providing HVAC, Plumbing and Electrical services to our customers. We are committed to seeing all our employees succeed, both professionally and personally. We have live-fire training centers in each of our locations and are one of the only local companies to require at least 150 hours of technical training each year for our technicians.
Community Involvement
With over 30 years in business, Casteel Air establishes deep roots in the communities we serve. We don’t just provide top-quality AC, heating, plumbing, and electrical services to homeowners throughout the area—we also strive to give back to the areas we serve through a number of charitable efforts and partnerships.



Meet Our Team
“I’m so happy I made the choice to come to Casteel Air. The training I’ve received here is far beyond what I was able to get at the smaller companies I’ve worked with before.”
– Casteel Air HVAC Technician
Featured Jobs
- Experienced HVAC Installers HVAC Marietta, Georgia Full Time
- HVAC Dispatcher Dispatch Marietta, Georgia Full Time
- HVAC Warranty Technician Warranty Technician Lawrenceville, Georgia Full Time
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Our Culture
Our culture truly sets us apart. We believe in making each of our locations a great place to work, where people can engage both professionally and personally. We live our values!
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Recognition
We believe in recognizing the accomplishments and hard work of our colleagues. Recognition breakfasts, contests, shout-outs and prizes are a regular part of working with us. The Summit Awards, our national award and recognition program, rewards winners and their guests with an all expense-paid trip to a resort destination to attend an awards ceremony.
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Get to Know Us
We offer the support and advantages of one of the largest air conditioning, heating, and plumbing companies in the region, combined with the small, local feel of a company that truly cares about its customers and its employees.