Home About Services Portfolio Partners Careers Safety Contact Key Mechanical WE DESIGN, WE BUILD, WE MAINTAIN. Key Mechanical is an experienced commercial refrigeration and HVAC contractor. Our purpose is to satisfy clients’ needs through professionalism, quality, and customer service. Our Work WHO WE ARE Key Principles: Treat clients, employees, and suppliers with respect and fairness Make use of the highest caliber personnel available to operate all departments Perform all work in a safe manner that is a credit to the industry and to the firm Learn More About Us Supermarkets Commercial HVAC Marine Industrial Refrigeration Convenience Stores Big Box Retailers Let's Build Something Seattle: (253) 872-7392 Portland: (503) 231-0731 San Francisco: (925) 294-8111 Los Angeles: (714) 676-2723 SUBMIT Request a Quote Privacy Policy Washington Seattle Tacoma Kent Bellevue Everett Oregon Portland Eugene Southern Oregon Bend Northern California Bay Area San Francisco San Jose Oakland Livermore East Bay Sacramento Fresno Southern California Los Angeles Chino Inland Empire Riverside Orange County San Diego