SEA Custodial Services for Zone 1 & 5 and Zone 2

Location: Washington
Posted: Aug 31, 2026
Due: Oct 22, 2026
Agency: Port of Seattle
Type of Government: State & Local
Category:
  • S - Utilities and Training Services
Solicitation No: 26-99
Publication URL: To access bid details, please log in.
Basic Information
Solicitation Number 26-99
Title SEA Custodial Services for Zone 1 & 5 and Zone 2
Status Open
Category Goods and Services
Bid Due Date 10/22/2026 02:00 PM
Question Cut-off Date 10/02/2026 10:00 AM
Advertise Date 08/31/2026
Department Aviation Maintenance
Estimate Quarter 3
Estimate Year 2026
Port Contact Geng, Grace
Email Geng.G@portseattle.org
Phone 206-787-5190

The Port of Seattle (Port) is soliciting proposals for Seattle-Tacoma Internation Airport (Sea) Custodial Services for Zone 1 & 5 and Zone 2. Award will be made to the Proposer(s) offering the best value to the Port in accordance with the terms and conditions of the solicitation. Zone 1 and Zone 5 are combined into a single service area, while Zone 2 remains a separate, stand‑alone service area.

The Port of Seattle (Port) is soliciting proposals for Custodial Services for Zone 1 & 5 and Zone 2 at Seattle-Tacoma International Airport. The purpose and intent of this solicitation is to award two contracts to Vendors who propose the best value to the Port, price and non-price factors considered. Zone 1 and Zone 5 are combined into a single service area, while Zone 2 remains a separate, stand‑alone service area. Proposers may submit proposals for the combined Zones 1 and 5, or for Zone 2, or for both. Each service area will include its own Women Minority Business Enterprise aspirational goal of 20%.

The Port intends to award two (2) separate contracts to either single or multiple Proposers, in accordance with Item 7. Evaluation of Proposals in this section and in the best interest of the Port: one for the combined service area of Zone 1 and Zone 5, and another for Zone 2. Each contract will have a base term of two (2) years, with the option of three (3) additional one-year periods, for a total potential contract term of up to five (5) years. The full scope of the services can be found in Section III of this RFP.

In the case of termination or expiration of any contracts issued under this RFP, the Port reserves the right to award a contract to another successfully performing Vendor for another zone. Successfully performing Vendors of other zones may be asked to submit price proposals and may be evaluated based on such price proposals and quality scores under the incentive and award structure. Any such contract will have a term that does not exceed a date five (5) years past the effective date of the first contract executed under this RFP.

Events
Title Start End Mandatory Location
Mandatory Pre-Proposal Meeting 09/08/2026 10:00 AM 09/08/2026 11:30 AM Yes Microsoft Teams (Virtually)
Mandatory Site Tour (Zone 2) 09/28/2026 09:00 AM 09/28/2026 01:00 PM Yes SEA Airport
Mandatory Site Tour (Zone 1&5) 09/29/2026 09:00 AM 09/29/2026 03:00 PM Yes SEA Airport
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State Government of Washington

Bid Due: 12/01/2026

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