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Des Moines Considers Psomas Stormwater Services Amendment

City of Des Moines logoCity of Des Moines
Disclosed value
Amended amount not to exceed $263,323.07
From agenda
Document date
Aug 27, 2026

The 30-second brief

What it covers

Des Moines City Council is scheduled to consider Amendment #2 to its on-call civil engineering task assignment with Psomas, Inc. The amendment would provide stormwater bioretention testing and reporting for the Marina Steps project, with compensation amended to an amount not exceeding $263,323.07.

Who holds it

Psomas Inc holds this professional services contract with City of Des Moines. Its other public contracts on record include work for Pima County.

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Contract details

Contract type
Professional Services
Amount
Amended amount not to exceed $263,323.07
Document date
August 27, 2026
Vendor
Psomas Inc
Agency
City of Des Moines
Source document
Des Moines Agenda Regular Meeting 2026-08-27 (Agenda)

Psomas Inc's other public contracts

City of Des Moines, WashingtonDes Moines Amends Psomas Marina Stormwater Assignment · Sep 24, 2026City of Des Moines, WashingtonDes Moines Amends Psomas Stormwater Engineering Assignment · Aug 27, 2026City of Des Moines, WashingtonDes Moines Amends Psomas Stormwater Engineering Assignment · Aug 27, 2026Pima County, ArizonaEngineering Design Contract with Psomas Amended · Aug 25, 2026$59.1KPima County, ArizonaEngineering Design Contract with Psomas Amended · Aug 25, 2026$59.1KAll Psomas Inc contractsVendor profile

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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 Des Moines Agenda Regular Meeting 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.

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