Seattle Municipal Tower tenant improvements, floors 28, 30, 32-36
Seattle Municipal Tower Floors 28, 30, 32-36 City Light TI, Solicitation 225739, issued by City of Seattle.
At a glance
Seattle Public Works is seeking bids for comprehensive tenant improvements to City Light offices across multiple floors of the Seattle Municipal Tower. Work includes full remodel of floor 28 (20,000 SF) and minor improvements on floors 30, 32-36, with demolition, new partitions, MEP systems, finishes, and coordination with owner vendors. Base bid estimated at $3.7M, with multiple additive and deductive alternates available.
Key facts
- Issuing agency
- City of Seattle
- Solicitation number
- 225739
- Type
- purchase
- Posted
- Dec 31, 2025
- Response deadline
- Feb 4, 2026, 5:00 PM EST
- Pre-bid meeting
- Jan 8, 2026, 10:00 AM EST
- Place of performance
- King County, WA
Official description
Solicitation #PW#2024-069. Issued by Public Works. Project Description: The base bid for this project includes tenant improvements to the existing Seattle City Light offices on floors 28, 30, 32, 33, 34, 35, and 36, in the Seattle Municipal Tower. The work includes the full remodel of floor 28, approximately 20,000 SF of space and minor tenant improvements on floors 30, 32, 33, 34, 35, and 36. The interior tenant improvement includes demolition of some existing partitions, doors, finishes, ceilings, mechanical, electrical, plumbing, fire suppression system elements, and includes new partitions, doors, hardware, glazing, flooring, casework, finishes, lighting controls, ceiling revisions and new portions of ceilings, fixtures, mechanical, electrical, plumbing, fire suppression, fire alarm work as well as coordination with owner vendor for security, data, and furniture systems. Work also includes relocation of some existing mechanical system elements.
Alternate 1 (Additive): Additional Cooling at Work Café and Large Conference Room Alternate 2 (Additive): Sound Masking Alternate 3 (Deductive): Demountable Partitions in lieu of Gyp Board & Glass Partitions Alternate 4 (Additive): AR1/AR2 Fixtures in lieu of CS2 Alternate 5 (Additive): Relocate and Raise Heights of Existing ADA Toilets
Engineer's Estimate: Base Bid: $3,704,941; Alternative #1 (Additive): $39,844; Alternative #2 (Additive): $119,208; Alternate 3 (Deductive): $(44,284); Alternate 4 (Additive): $7,037; Alternate 5 (Additive): $14,156.
Project Location: 700 5th Avenue, Seattle, WA 98104
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