The Port of Seattle Contractor Data System allows contractors working on construction projects for the Port to submit information electronically. CDS also allows the contractor to view their current data, including summary reports.

Users of this system include Prime contractors awarded contracts with the Port of Seattle and their approved subcontractors. The Port of Seattle, Office of Contractor Data registers each approved user of this system, and distributes to the user a login and initial password. If you are an approved user of this system you may login to this system from this screen. To obtain a login contact the Port's Office of Contractor Data by calling (206) 787-7744, or email: Mailbox-CDS@portseattle.org.