Dedicated to Your Comfort Year After Year
HVAC Company Serving San Antonio & Surrounding Areas
Over 1,000 5-Star Reviews
Trusted by homeowners across Central Texas.
100% Satisfaction Guaranteed
We’re not done until you’re fully comfortable.
Upfront, Honest Pricing
Fair, transparent pricing with no hidden fees or surprises.
| About Diamond Back
Reliable. Trusted.
Dedicated to Your Comfort.
As a locally owned and operated business, we take pride in serving our community with honest, reliable heating and cooling solutions. Our goal has always been simple: to offer top-notch HVAC services, with a focus on integrity, professionalism, and putting customers first. We treat every home as our own, ensuring that each installation, repair, or maintenance service is done right the first time.
We don’t rely on gimmicks or pushy sales tactics. Instead, we focus on building long-term relationships through quality work and genuine care. Our team is licensed, highly trained, and passionate about delivering solutions that make a difference. Whether you need a quick repair or a brand-new system, you can count on us to provide service with honesty, efficiency, and a personal touch.
Our Services
Fast & Dependable HVAC Services
AC Repair
Fast, reliable repairs for all AC brands and models. Available 24/7 for emergency service.
- Emergency repairs anytime
- All makes and models
- Fast diagnostics
- Friendly techs
- Fully stocked trucks
- No surprise pricing
AC Installation
Professional installation of energy-efficient systems tailored to your home’s needs.
- High-efficiency systems
- Smart thermostat setup
- Full replacements
- Proper sizing
- Clean installations
- Warrantied work
Heating Repair
Expert heating repair services to keep your home warm and comfortable
- 24/7 emergency service
- All makes and models
- Same-day repairs
- Licensed technicians
- Upfront pricing
- Warranty protection
Heating Installation
Professional heating system installation for maximum efficiency
- Energy-efficient systems
- Expert recommendations
- Quality equipment
- Professional sizing
- Clean installation
- Full system testing
Commercial and Federal Construction
Comprehensive HVAC solutions for commercial buildings and government facilities.
- Custom HVAC design
- Federal & city jobs
- Builder coordination
- High-capacity systems
- Code-compliant installs
- Smooth project flow
Commercial Services and Refrigeration
Specialized refrigeration and cooling solutions for businesses of all sizes.
- Walk-in units
- Rooftop systems
- Refrigeration repairs
- Scheduled maintenance
- Quick service response
- Trusted by local businesses
Metal Fabrication
Custom sheet metal fabrication and installation for HVAC systems.
- Custom ducting
- Code-ready parts
- Fast turnaround
- Quality craftsmanship
- Vents and hoods
- Pro installation
Residential New Construction
Complete HVAC system design and installation for new homes & renovations.
- Custom-designed systems
- Zoned temperature control
- Smart home ready
- Energy-efficient options
- Builder partnerships
- On-time installs
Friendly Scheduling, 24/7
We’re here whenever you need us. Whether it’s the middle of the night or a weekend afternoon, our team is ready to get your comfort back on track. Call now for emergency service or to book the next available appointment.
| Financing Options
Comfort Today, Pay Later Financing Options
Benefits of financing include:
- Quick and easy application process
- Affordable monthly payments
- Flexible terms to fit your budget
See What Your Neighbors Are Saying
Areas We Serve
| SERVICE AREA
| Get In Touch