Des Moines Amends Psomas Stormwater Engineering Assignment
City of Des MoinesCity · Des Moines, WA- Disclosed value
- Amended amount not to exceed $263,323.07
- From agenda
- Document date
- Aug 27, 2026
The 30-second brief
Des Moines approved a second amendment with Psomas, Inc. for stormwater bioretention testing and reporting. The amended task assignment amount is not to exceed $263,323.07 for the Marina Steps project.
Psomas Inc holds this professional services contract with City of Des Moines. Its other public contracts on record include work for Pima County.
Term as filed: 2024-2025 on-call general civil engineering services task assignment.
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Contract details
- Contract type
- Professional Services
- Amount
- Amended amount not to exceed $263,323.07
- Document date
- August 27, 2026
- Term
- 2024-2025 on-call general civil engineering services task assignment
- Vendor
- Psomas Inc
- Agency
- City of Des Moines
- Source document
- City of Des Moines Agenda 2026-08-27 (Agenda)
Psomas Inc's other public contracts
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Questions about this contract
Who was awarded the professional services contract by City of Des Moines?
Psomas Inc was awarded this professional services contract by City of Des Moines, as recorded on August 27, 2026. The contract value is Amended amount not to exceed $263,323.07.
How much is the Psomas Inc contract with City of Des Moines worth?
The Psomas Inc contract with City of Des Moines is valued at Amended amount not to exceed $263,323.07, covering professional services work.
What type of contract is this?
This is a Professional Services contract, documented as a agenda record, structured as a not-to-exceed (ceiling) agreement.
Where was this contract approved?
This contract appears in City of Des Moines Agenda 2026-08-27 (Agenda), dated August 27, 2026 from City of Des Moines. Civic IQ extracts contract records directly from agency meeting documents and solicitations.
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What other contracts does Psomas Inc hold?
Psomas Inc may hold additional government contracts. View their full contract history, the agencies they serve, and total tracked spend on their Civic IQ vendor profile.
What is City of Des Moines currently buying?
Explore City of Des Moines's vendors, signed contracts, and active RFPs on their Civic IQ agency profile.