Commercial HVAC Services

We offer expert HVAC services for homeowners in Surprise, Peoria, Sun City West, and surrounding areas. Whether your A/C won’t cool or you need a new unit, we’ve got you covered.

Rooftop Unit Repair & Maintenance


We specialize in servicing rooftop package units (RTUs) for small businesses, shops, and offices. Whether it’s a compressor issue or a faulty motor, we’ll get you back up with minimal downtime.

Preventative Maintenance Contracts


Avoid breakdowns and keep your systems efficient with scheduled maintenance. Our commercial PM plans include filter changes, belt replacements, coil cleanings, and full system inspections.

Walk-In Cooler & Freezer Repair


Losing refrigeration is losing money. We offer fast diagnostics and repairs for walk-ins, including TXVs, fans, compressors, and control systems.


Reach-In Coolers & Prep Tables

We repair and maintain refrigerators, prep stations, beverage coolers, and more. Fast response times to keep your kitchen or storefront running smooth.

Tenant Improvements

We provide HVAC and refrigeration services for commercial tenant improvements in Surprise, Peoria, Sun City West, and nearby areas. Whether you’re remodeling a retail space, restaurant, office, or warehouse, we install and modify systems to match your new layout and code requirements.


Ice Machine Service

From cleaning to compressor replacements, we keep your ice machine running clean and consistent. We service all major brands including Hoshizaki, Manitowoc, and Scotsman.


New Equipment Installation

Need a new RTU, walk-in, or mini split for your business? We handle installation from start to finish, making sure everything meets code and performs efficiently.



Schedule with us today

  • "Critical Refrigeration Company is a life saver! Their team is professional and efficient. They were able to get my AC cooling in a very timely manner!"

    -Robin W.

  • "Very dependable and friendly!"

    -Robert S.

  • "Instead of trying to sell me on replacing my AC unit, they were able to make the repair"

    -Brian B.

  • "Their financing options made replacing my furnace possible a no brainer"

    -Scott H.