HVAC Solutions Built
for Business.
Expert commercial HVAC installation, repair and maintenance for businesses throughout Southern California.
Book Your Appointment TodayCommercial Industries We Do at U M Air Inc.
From restaurants to manufacturing floors, we keep Southern California businesses comfortable and running.

Restaurants & Food Service
Commercial kitchens generate constant heat and grease-laden air that standard systems cannot handle. We install and maintain high-capacity HVAC and ventilation systems built to keep dining rooms comfortable and kitchens running smoothly, day and night.

Retail Stores
Foot traffic, large glass storefronts, and long operating hours put real strain on retail HVAC systems. We design and service systems that keep customers comfortable and energy costs predictable across single storefronts and multi-location chains.

Office Buildings
Consistent, zone-controlled comfort keeps employees productive and tenants satisfied. We handle installation, retrofits, and preventive maintenance for office HVAC systems of every size, from single-suite offices to full commercial towers.

Warehouses & Distribution
Large open spaces, high ceilings, and variable occupancy make warehouse climate control uniquely challenging. We engineer ventilation and heating solutions that protect inventory, support worker safety, and control energy costs.

Medical & Healthcare Facilities
Healthcare environments demand precise temperature and air quality control to protect patients and meet strict compliance standards. We provide reliable HVAC installation and maintenance built around the uptime healthcare facilities cannot do without.

Hotels & Hospitality
Guest comfort is non-negotiable in hospitality. We service and install HVAC systems across guest rooms, common areas, and back-of-house operations to keep your property comfortable, efficient, and guest-ready year-round.

Manufacturing Facilities
Manufacturing environments often combine heat-generating equipment with strict air quality needs. We design HVAC systems that support production schedules, protect equipment, and keep your workforce safe and comfortable.

Multi-Family Housing
Apartment communities and multi-family properties need an HVAC partner who can respond fast and scale across units. We provide installation, repair, and ongoing maintenance programs built for property managers and multi-unit portfolios.
Complete HVAC Solutions for Your Business
Reliable installation, repair and maintenance to keep your business comfortable and running.

AC Installation
Energy-efficient AC systems installed the right way. Built for performance and comfort.
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Furnace Installation
High-quality furnaces installed for reliable, efficient heating.
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AC Repair
Fast diagnosis and repair to get your AC running again, quickly.
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Heating Repair
Expert repair for furnaces and heating systems to restore your warmth.
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Attic Insulation
Proper insulation and air sealing to prevent energy loss and improve system efficiency.
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Heat Pump Conversion
Upgrade to an efficient heat pump system for year-round heating and cooling in one unit.
Learn MoreYour Easy 3-Step Plan
Simple. Fast. Stress-free.
Schedule
Contact us online or call to book your service.
We Dispatch
We send a certified technician to your location on time.
Service Complete
We fix the issue and make sure you are 100% satisfied.
Meet the Experienced Team Behind Every Job
Our leadership, technicians and project managers bring 15+ years of hands-on HVAC experience to every job across Southern California.

Masroor Sheikh
Leading U M Air Inc. since 2009, with 15+ years driving engineering-led HVAC solutions across Southern California.

Daniel
15+ years diagnosing and servicing HVAC systems for homes and businesses.

Walter
Leads installation crews on-site, ensuring every job meets code.

Jason
Oversees day-to-day operations and keeps every job on schedule.

Marco
Manages residential projects from first call to final walkthrough.

Ocean
Coordinates large-scale commercial and multi-family projects.

Anthony
Handles new system installations and equipment upgrades.

Laura
Manages billing, invoicing, and day-to-day business operations.
Workmanship
Recommendations
Service
Our Work
What Our Clients Say
Frequently Asked Questions
Answers about commercial HVAC installation, repair, and maintenance for your business.
What types of businesses do you serve?
We serve restaurants and food service, retail stores, office buildings, warehouses and distribution centers, medical and healthcare facilities, hotels and hospitality, manufacturing facilities, and multi-family housing.
Do you service both residential and commercial properties?
Yes. U M Air Inc. serves both residential and commercial customers throughout Southern California, from single-family homes to multi-family and commercial properties, with the same hands-on, customer-first approach either way.
Do you offer maintenance programs for property managers?
Yes. For apartment communities and multi-family properties we provide installation, repair, and ongoing maintenance programs built for property managers and multi-unit portfolios.
What areas do you service?
We proudly serve HVAC customers throughout Southern California, including Los Angeles, San Diego, Orange County, and the surrounding communities.
How often should I service my HVAC system?
We recommend servicing your HVAC system at least once a year. Regular maintenance helps improve efficiency, prevent breakdowns, and extend the life of your system.
How quickly can you repair my AC?
We offer fast appointment scheduling for most AC repairs, with priority handling for no-cool emergencies. Same-day service is available.
What are the signs my AC needs repair?
Common signs include weak airflow, unusual noises, warm air instead of cool, rising energy bills, or frequent cycling. If you notice any of these, it is a good idea to schedule an inspection.
Do you offer financing through Service Finance?
Yes, we partner with Service Finance to offer flexible financing options, so you can spread the cost of your new HVAC system or repair into manageable monthly payments.
Do you offer a warranty on your work?
Yes, all of our installations and repairs are backed by a workmanship warranty, in addition to any manufacturer warranties on parts and equipment.
What is U M Air Inc.'s contractor license number?
U M Air Inc. is fully licensed under California Contractor’s License #C-20 1050013.
Comfort Today. A Stronger Tomorrow.
Let U M Air Inc. keep your business comfortable and running with minimal downtime across Southern California.
