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Our Commercial HVAC Past Projects

Proven Performance Reliable Solutions Built to Last. Explore Our Work Across Western Washington.
“Flawless server room transition.” “Exceptional design-build execution.” “Professional engineers, top-tier craftsmanship.” “Completed on time and within budget parameters.” “Minimized our business downtime completely.” “Flawless server room transition.” “Exceptional design-build execution.” “Professional engineers, top-tier craftsmanship.” “Completed on time and within budget parameters.” “Minimized our business downtime completely.”
Certified Equipment Deployment:
Trane
Carrier
Daikin
York

Featured Commercial HVAC Projects

Technology Firm Server Room

Designed and built a complex dual system installation utilizing a multi-zone Liebert system alongside a Daikin VRV setup. This high-efficiency engineering configuration delivers robust, critical redundancy across all core operations, successfully achieving zero facility runtime downtime throughout the lifecycle changeover process.

Completed Project →

The Boeing Company

Executed comprehensive tenant improvements and high-capacity equipment modifications to support structural facility infrastructure adjustments. This critical workspace modernization was delivered under restrictive timelines while maintaining strict adherence to complex cleanroom requirements and aerospace structural engineering standards.

Completed Project →

Wild Waves Theme Park

Engineered and deployed a complete design-build heat pump solution explicitly tailored for extreme municipal facility operational loads. The advanced automation architecture provides comprehensive optimization profiles, minimizing unexpected utility overhead while providing stable climate control metrics across peak seasonal conditions.

Completed Project →

Gesa Credit Union

Successfully managed a large-scale tenant improvement framework across multi-branch financial facilities. The customized execution schema updated existing baseline structural frameworks with high-performance environmental systems, handling precise airflow specifications and maximizing long-term energy consumption efficiency profiles.

Completed Project →

Our Project Standards

Every commercial installation is guided by rigorous engineering parameters:

Comprehensive conceptual load calculations and strict safety compliance before structural execution.
Seamless coordination with general contractors to meet critical commercial timelines.
Deployment of high-performance, energy-efficient HVAC equipment to lower lifetime operational costs.
Rigorous multi-point testing protocols to ensure system stability under maximum facility loads.
"Through exact technical execution and a commitment to transparent communication, Five Star Mechanical delivers high-performing industrial systems engineered to protect your facility investments."

A Degree Above

When your facility runs smoothly, your business thrives. At Five Star Mechanical, we handle the complex commercial and industrial HVAC work so you don’t have to worry about it. Built on family values, honesty, and fair rates, we are proud to maintain the critical systems that keep your business and our local economy moving forward.

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Emergency Care
When You Need It Most

HVAC-R failures don’t wait for business hours, and neither do we. We have dedicated technicians on standby 24/7/365 to ensure your downtime is minimal. Whether it’s a mid-winter heating failure or a summer cooling emergency, we prioritize speed without sacrificing the high-quality, professional service you expect.

24/7 rapid response commercial HVAC emergency service emblem

Let’s Talk Shop

Do you have questions about our completed commercial projects, or do you require a design-build consultation for your upcoming Western Washington development? Fill out the contact framework and our engineering team will reach out to you shortly.

For emergency service after business hours, please
call 253-852-8284 to be connected with our on-call team.