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Commercial HVAC Services for Businesses & Facilities in Seattle-Tacoma and Greater Puget Sound

Efficient, reliable heating and cooling systems—designed, installed, and maintained by local experts you can trust.

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Why Choose Home Comfort Alliance for Commercial HVAC

Commercial buildings demand dependable, high-performance HVAC systems that can handle heavy loads, maintain indoor comfort, and run efficiently year-round. Our commercial HVAC team specializes in designing and servicing systems for offices, retail stores, restaurants, warehouses, and multi-family housing across the Puget Sound area.

OUR COMMERCIAL HVAC SERVICES

New System Design

 

  • Custom system design with load calculations
  • Ductwork design (Manual D), zoning, and ventilation planning
  • Integration with building automation and control systems
Installation & Replacement

 

  • Rooftop units (RTUs), split systems, heat pumps, make-up air units
  • Packaged units, VRF/VRV systems, and ductless mini-splits
  • Professional crane lifts, rigging, and safety compliance
Repairs & Emergency Service

 

  • 24/7 emergency response to restore critical systems
  • Factory-trained techs equipped to service all major brands
  • Fast turnaround to keep your operations running
Preventative Maintenance

 

  • Scheduled inspections and tune-ups to prevent breakdowns
  • Filter changes, coil cleaning, and system performance checks
  • Custom service agreements tailored to your facility and equipment

How We Deliver Commercial HVAC Projects

Step 1

Site Evaluation & Load Calcs

We assess your building’s size, occupancy, insulation, and usage patterns to design an HVAC system that fits your operational needs.

Step 2

Proposal & Permitting

We assess your building’s size, occupancy, insulation, and usage patterns to design an HVAC system that fits your operational needs.

Step 3

Installation & Commissioning

We assess your building’s size, occupancy, insulation, and usage patterns to design an HVAC system that fits your operational needs.

Step 4

Maintenance & Support

We provide ongoing service agreements to keep your systems running efficiently and reliably for years to come.

Common Commercial
HVAC Questions

Project timelines vary by building size and scope. Most commercial installations are completed within 1–3 weeks, including design coordination, permitting, equipment setting, commissioning, and controls integration.

We use Manual load calculations and building usage data (square footage, occupancy, ventilation rates) to size equipment precisely. This ensures consistent comfort, code compliance, and optimal energy performance.

Yes. We coordinate around your business hours and can perform after-hours or phased replacements, including crane lifts and rigging, to minimize downtime and maintain tenant or customer comfort.

Absolutely. Our preventative maintenance programs include scheduled inspections, filter changes, coil cleanings, and performance checks to reduce breakdowns, extend equipment life, and control operating costs.

Ready to Upgrade Your Commercial HVAC?

Let’s design a system that keeps your building comfortable, efficient, and code-compliant. Contact our commercial HVAC specialists today for a free estimate and consultation.
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OUR CUSTOMER REVIEWS

Commercial Spaces We Support

- Offices and corporate buildings

- Restaurants and foodservice

- Retail stores and shopping centers

- Healthcare and medical offices

- Multi-family and mixed-use buildings

- Warehouses and light industrial facilities

- Educational and institutional buildings

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