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About Key Mechanical
Key Mechanical operates as a commercial refrigeration and HVAC contractor serving the greater Kent area and broader Pacific Northwest region, including Seattle, Tacoma, Bellevue, and Everett in Washington. With a 3.4-star average derived from 11 customer reviews, the company focuses exclusively on commercial and industrial projects rather than residential work. Their service portfolio spans supermarkets, big box retailers, convenience stores, marine vessels, and industrial facilities across Washington, Oregon, and Northern California markets.
The company distinguishes itself through a vertically integrated approach covering design, installation, and ongoing maintenance, a lifecycle model that keeps commercial refrigeration and HVAC assets operating at optimal performance. Their design team utilizes state-of-the-art engineering software in collaboration with project managers and licensed engineers to execute complex installations. Service technicians provide periodic maintenance programs designed to extend equipment lifespan and prevent costly downtime, complemented by fast response times for emergency calls.
Customer experiences highlight specific technician interactions: reviewer Ron Micjan described working with Tony, noting his professional approach to recharging a commercial refrigerator and explaining system operations to the customer. However, Micjan subsequently noted dissatisfaction with a recurring refrigerant leak that reportedly was not fully resolved, requiring another recharge within six months. Additional reviewers, Michael Perry, Neal James, Jason Stearns, and Emily Cornell, all awarded five-star ratings, with Perry specifically praising the integrity and craftsmanship of Key Mechanical's technicians.
What Customers Say
Of 11 reviews, 5 carry five-star ratings while 1 reviewer awarded three stars citing unresolved refrigerant leaks and cost concerns. Positive reviews uniformly highlight technician professionalism and craftsmanship, with Tony being specifically named for explanatory communication during service calls.
Working Hours
| Sunday | Closed |
| Monday | 7:30 AM–4:30 PM |
| Tuesday | 7:30 AM–4:30 PM |
| WednesdayToday | 7:30 AM–4:30 PM |
| Thursday | 7:30 AM–4:30 PM |
| Friday | 7:30 AM–4:30 PM |
| Saturday | Closed |
Services
Commercial HVAC System Design
Project engineers collaborate with architects and building owners using advanced software to create custom heating and cooling designs.
Commercial Refrigeration Design
Custom refrigeration system design for supermarkets, convenience stores, and industrial facilities from concept through completion.
HVAC Installation & Build
Full installation services with attention to timeline and budget adherence for projects of any scale.
Refrigeration Installation & Build
Complete refrigeration system installation coordinated with general contractors and other trades.
Preventive Maintenance Programs
Periodic maintenance schedules designed to maintain operational performance and extend equipment lifespan.
Emergency Repair Services
Fast response times for commercial refrigeration and HVAC emergencies to minimize business downtime.
System Diagnostics & Troubleshooting
Technical assessment services to identify issues in existing HVAC and refrigeration equipment.