Commercial HVAC Installation & Replacement

Scalable, energy-efficient HVAC installation for offices, retail, and multi-unit properties in Canoga Park and across Los Angeles.

Is It Time for a New Commercial System?

  • Your System Is 15+ Years Old
  • You're Calling For Repairs More Than Once A Year
  • Energy Bills Keep Climbing No Matter What You Do
  • Comfort Complaints Are Increasing From Tenants Or Staff
  • You're Expanding Or Renovating Your Space
  • You Want Lower Operating Costs And Fewer Breakdowns
Yes, I Want a New System
Newly installed commercial rooftop HVAC unit in Los Angeles
TOP AC technician completing a commercial HVAC installation

The TOP AC Installation Difference

  • Proper System SizingLoad calculations ensure your new system is sized right for your building — not too big, not too small.
  • Certified Commercial InstallsTrained on Mitsubishi, Trane, Lennox, Carrier, and Daikin systems.
  • Permits & Minimal DisruptionWe handle the paperwork and schedule around your operations.
Get My Free Quote

Commercial Systems We Install

From single rooftop units to multi-zone builds, we install the right system for your property and budget.

Rooftop Units (RTUs)
Split & Multi-Split Systems
Heat Pumps
High-Efficiency Systems
Zoned HVAC Systems
Building Management & Smart Controls
Commercial Furnaces & Boilers
Multi-Tenant & Multi-Unit Buildings
Mitsubishi Diamond Dealer Systems

Here's How Installation Works

From first call to final walkthrough, here's what to expect when you choose TOP AC for your new commercial system.

01
Free ConsultationWe assess your property and HVAC needs at no cost to you.
02
Custom QuoteYou get a clear, upfront price with no hidden fees.
03
Professional InstallOur certified techs install your system with minimal business disruption.
04
Final WalkthroughWe show you how everything works before we leave.

Have Questions?

How much does commercial HVAC installation cost?
Commercial HVAC installation costs vary widely based on system size, type, and building complexity — typically starting around $8,000 for a single rooftop unit. We provide a free, no-obligation quote before any work begins.
How long does commercial HVAC installation take?
Timelines vary by project scope — a single rooftop unit replacement may take a day, while larger multi-zone installs can take several days to a couple weeks. We provide a clear timeline upfront.
What size system do I need for my property?
We perform load calculations based on your building's size, layout, and usage to recommend the right-sized system — not too big, not too small.
Should I repair or replace my commercial system?
If your system is over 15 years old and repair costs exceed 50% of a replacement, replacing is usually the smarter long-term choice. We'll give you an honest comparison — no upselling.
Do you offer financing for commercial installations?
Yes — we offer financing options for qualified businesses. Ask about current promotions when you request your free quote.
What brands do you install for commercial properties?
We install and service all major commercial brands — Trane, Lennox, Carrier, Daikin, Mitsubishi Electric, and more. As a Mitsubishi Diamond Dealer, we offer extended warranties on qualifying systems.

Ready for a More Efficient Business?

Tell us about your property and we'll get back to you fast with an honest, no-obligation quote for your new commercial system.

Get a Free Quote
Rather just talk to someone? Call TOP AC at +1 (855) 999-8672

Explore Other Services

AC Services

Stay cool through every LA heat wave with fast repairs, expert installs, and maintenance that keeps your system efficient.

01
AC RepairSame-day diagnosis and fixes for any make or model.Know more
02
Installation & ReplacementRight-sized, energy-efficient systems installed clean.Know more
03
Tune-Up & MaintenanceSeasonal care that prevents costly breakdowns.Know more

Heating Services

No heat or a furnace acting up? We repair, replace, and maintain efficient heating systems tailored to your home.

01
Heater RepairFast troubleshooting to restore warmth quickly.Know more
02
Installation & ReplacementModern, efficient furnaces and central heating.Know more
03
Tune-Up & MaintenanceKeep your system safe and running all winter.Know more

Air Quality & Insulation

Breathe easier and cut energy waste with advanced air-quality solutions and proper insulation throughout your home.

01
Indoor Air QualityFilters & purifiers for cleaner, healthier air.Know more
02
Attic & Crawl Space InsulationSeal in comfort and lower your energy bills.Know more

Commercial HVAC

Keep your business comfortable and energy costs down with reliable commercial systems and responsive service teams.

01
HVAC RepairMinimize downtime with rapid commercial response.Know more
02
Installation & ReplacementScalable systems for offices, retail & multi-unit.Know more
03
Tune-Up & MaintenancePlanned service that protects your investment.Know more
AC Services

Stay cool through every LA heat wave with fast repairs, expert installs, and maintenance that keeps your system efficient.

01
AC RepairSame-day diagnosis and fixes for any make or model.Know more →
02
Installation & ReplacementRight-sized, energy-efficient systems installed clean.Know more →
03
Tune-Up & MaintenanceSeasonal care that prevents costly breakdowns.Know more →
Heating Services

No heat or a furnace acting up? We repair, replace, and maintain efficient heating systems tailored to your home.

01
Heater RepairFast troubleshooting to restore warmth quickly.Know more →
02
Installation & ReplacementModern, efficient furnaces and central heating.Know more →
03
Tune-Up & MaintenanceKeep your system safe and running all winter.Know more →
Air Quality & Insulation

Breathe easier and cut energy waste with advanced air-quality solutions and proper insulation throughout your home.

01
Indoor Air QualityFilters & purifiers for cleaner, healthier air.Know more →
02
Attic & Crawl Space InsulationSeal in comfort and lower your energy bills.Know more →
Commercial HVAC

Keep your business comfortable and energy costs down with reliable commercial systems and responsive service teams.

01
HVAC RepairMinimize downtime with rapid commercial response.Know more →
02
Installation & ReplacementScalable systems for offices, retail & multi-unit.Know more →
03
Tune-Up & MaintenancePlanned service that protects your investment.Know more →

Get Your HVAC Quote Today

Tell us what’s happening and our certified technicians will contact you shortly.

Get Your HVAC Quote Today

Tell us what’s happening and our certified technicians will contact you shortly.

Your Comfort Is One Click Away

Before you go — share a few quick details and we'll reach out with your free quote.