Fifteen Twenty-One Second Avenue

Fifteen Twenty-One Second Avenue is a 440 foot skyscraper in downtown Seattle, Washington. Designed by Weber + Thompson, it is a residential building with 38 stories.  Amenities include 24-hour concierge, porte cochere, landscaped roof deck with a rooftop club room for entertaining, spa-like fitness center, a pilates & yoga studio and a business center.

Fifteen Twenty-One is Seattle’s 2nd tallest residential high-rise and is first tower to be completed under the city’s new zoning regulations. The building features 143 luxury condominium residences ranging between 1,660 to 2,860 square feet with prices starting from $1 million. Each unit features floor-to-ceiling glass windows and a permanent, unobstructed view of Elliot Bay.  Fine wood flooring and exquisite international style kitchens furnish each individual apartment, and the building also contains a concierge, a grand residential lobby with 20-foot ceilings, a fitness facility with a yoga studio and a roof top terrace, plus 8 floors of parking.

Situated on 2nd Avenue between Pine & Pike Streets, the building will be flanked by the 2nd + Pine condominium project and the Four Seasons Private Residences at First Avenue and Union Street.

Valley’s Electrical Scope/Responsibilities Included:

Complete electrical service and distribution systems throughout the entire building including both core and shell and tenant build out phases

  • 1000kva Emergency back up generator
  • Over 700 ft. of vertical bus duct
  • Complete lighting fixtures and control systems
  • Building fire alarm system
  • Security access control and CCTV monitoring
  • Voice, data, and cable TV distribution and cabling
  • Pre-wired audio video systems
  • Street lighting
  • Complete temporary power system during construction phases


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