Commercial Air Conditioning Services in Modesto, CA – Reliable & Efficient

CALL OUR HOTLINE: 209-523-4578
When indoor comfort is critical to your business operations, trust DeHart Plumbing, Heating, and Air Inc. for expert commercial air conditioning services in Modesto, CA. From system design to emergency repairs, our team helps ensure your facility stays cool, energy-efficient, and code-compliant.
- 100% Satisfaction Guarantee
- Industry-Leading 10-Year Parts and Labor Warranty
- The Highest Levels of Honesty and Integrity
Since 1946, DeHart Plumbing, Heating, and Air Inc. has partnered with Modesto’s business community to deliver dependable, cost-effective AC solutions. Whether you're cooling a large warehouse, office building, retail space, data center, or multi-tenant property, our NATE-certified technicians are trained to handle systems of all sizes and complexities. We understand that comfort and air quality are essential not only for employee productivity but also for customer satisfaction and equipment performance.
Start with a no-obligation commercial AC consultation—call DeHart Plumbing, Heating, and Air Inc. today and get expert guidance for your business.

Full-Service Commercial AC Solutions
Every commercial space has unique cooling demands, and our team takes a tailored approach to ensure optimal results. We handle everything from initial planning and system selection to installation, upgrades, and lifecycle management.
Our Services Include:
- New System Design & Installation
- Rooftop Unit (RTU) Service & Replacement
- Central and Split System Support
- Commercial Thermostat & Zoning Control Setup
- Ductwork Design & Balancing
- Energy Efficiency Consultations
- Preventative Maintenance Programs
We specialize in high-efficiency, SEER2-compliant equipment that reduces energy costs while maximizing indoor comfort. Our design-build approach ensures each system is sized correctly and optimized for the unique layout and needs of your facility. We work closely with business owners, property managers, and general contractors to ensure code compliance and timely project delivery.
Ready to upgrade your facility’s air conditioning? Let our commercial HVAC specialists design the ideal cooling solution for your space.
Emergency Repairs & Ongoing Support
When cooling issues strike, a fast and accurate response is critical. That’s why DeHart Plumbing, Heating, and Air Inc. provides 24/7 emergency service for commercial AC breakdowns and urgent performance issues. Our technicians arrive in fully stocked service vehicles, ready to diagnose and resolve problems on the spot.
We Repair All Major Commercial AC Issues:
- Compressor & Fan Motor Failures
- Refrigerant Leaks & Recharges
- Thermostat Malfunctions
- Uneven Cooling & Poor Airflow
- Electrical or Control Board Failures
We also offer cost-effective service agreements that include seasonal inspections, priority scheduling, and system performance optimization. Regular maintenance helps detect issues early, improve system efficiency, and extend the life of your HVAC investment.
Minimize downtime and avoid emergency disruptions—ask about our custom commercial AC maintenance plans today.
Why Modesto Businesses Choose DeHart Plumbing, Heating, and Air Inc.
As a long-standing name in the Central Valley, DeHart Plumbing, Heating, and Air Inc. brings decades of experience, integrity, and commitment to every commercial project. Our team is trained to handle the challenges that come with large-scale HVAC systems and complex building environments.
- Serving Modesto Businesses Since 1946
- Licensed, NATE-Certified Commercial Technicians
- Upfront Estimates and Transparent Communication
- Custom Maintenance & Service Plans for All Facility Sizes
- 24/7 Emergency HVAC Support
We go beyond one-time service calls. Our goal is to become your long-term HVAC partner—keeping your cooling systems efficient, reliable, and aligned with your operational needs.