
Keep Your HVAC Running & Your Business Comfortable
A failing HVAC system means unhappy customers, uncomfortable employees, and lost productivity. Service 1st provides expert commercial HVAC installation, repairs, and maintenance to keep your facility climate-controlled and running efficiently.
Fast emergency repairs to minimize downtime
Energy-efficient solutions to lower costs
Expert service for heating, cooling, and ventilation systems

Full-Service Commercial HVAC
Repairs, Maintenance & Installation
From emergency breakdowns to preventative maintenance and full system replacements, Service 1st delivers expert HVAC solutions for restaurants, hotels, multi-family properties, and commercial facilities.
✔
HVAC Repairs & Service
Heating & Furnace Repairs
Air Conditioning Repairs
Ventilation System Service
Swamp Cooler & Make-Up Air Repairs
✔
Preventative Maintenance
Seasonal HVAC Inspections
Air Filter Replacement & System Tune-Ups
Coil Cleaning & Airflow Optimization
Refrigerant Level Checks & Leak Detection
✔
Installations & Upgrades
New HVAC System Installation
Energy-Efficient HVAC Replacements
Ductwork Repair & Replacement
Smart Thermostat & Climate Control Upgrades
Need a specific HVAC solution? We handle it all - just ask.
PREVENTATIVE MAINTENANCE
Regular Maintenance Saves You Money & Prevents Disruptions
Extreme temperatures strain your HVAC system, leading to unexpected failures, rising energy bills, and emergency repair costs. Our Commercial HVAC Maintenance Program ensures your system runs efficiently year-round - so you never have to worry about downtime.
✔ Seasonal inspections to catch small issues early
✔ Improved system efficiency to lower energy costs
✔ Fewer breakdowns and emergency service calls
Don’t wait for the hottest or coldest day of the year to find out your system isn’t working. Get ahead of costly repairs with scheduled maintenance.
THE PROBLEM
An Unreliable HVAC System Hurts Your Business
When your HVAC system can’t keep up, your business suffers. Whether it’s failing to cool on the hottest day of the year or struggling to heat in the winter, an inefficient or broken HVAC unit leads to problems.
What You Risk Without Fast, Expert Service:
✔ Uncomfortable customers and employees
✔ Higher energy costs from inefficient operation
✔ Expensive emergency repairs and downtime
A planned approach saves you money, time, and stress. Let Service 1st keep your system running at peak performance.
Why Choose Service 1st?
-
Fast Response Times
We respond quickly to keep your business running.
-
Fully Licensed & Insured
Certified professionals ensuring safety and compliance.
-
Experienced & Honest
No upsells, just expert repairs and quality workmanship.
-
Guaranteed Work
We stand behind every repair, installation, and maintenance plan.
SERVICE AREAS
We’re local & ready to serve!
We proudly serve businesses throughout Southern California, including:
📍 Orange County
📍 Los Angeles County
📍 San Bernardino County
📍 Riverside County
📍 San Diego County
Need service outside these areas?
Give us a call - we may be able to help.
How it works…
-
Call to schedule
Tell us what’s going on, and we’ll dispatch a technician out ASAP.
-
We get to work
Preventative maintenance, repairs, or installations - done right.
-
Business as usual
Enjoy reliable equipment, fewer breakdowns, and peace of mind.
