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Contract Database
242 government contracts tracked
Yakima City Council authorized a $1.333 million change order with Interwest Construction, Inc. for the Nelson Dam Removal Phase 2 project. The amendment funds the Powerhouse Road pipeline realignment, adjusts sales tax and the original contract amount, and extends final payment to April 1, 2028 subject to funding availability.
The City of Yakima is considering authorizing the City Manager to accept Change Order 004 with Interwest Construction Inc. for the Nelson Pipeline Phase 2 project. The agenda does not state the change order amount, cumulative contract value, or revised completion date.
Whatcom PUD ratified the emergency hiring of Interwest Construction, Inc. for the Emergency Unick Road Line Rebuild. The work was authorized under the District’s emergency procurement resolution.
Toppenish approved release of $14,608.03 in retainage to Interwest Construction for the completed Rentschler Lane Improvements Project. The project’s final contract amount was $306,547.53.
The Toppenish City Council will consider authorizing the release of retainage to Interwest Construction, Inc. for the Rentschler Lane Improvements Project. The agenda does not state the retainage amount or contract term.
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Government agencies that have awarded contracts to INTERWEST CONSTRUCTION INC.
Frequently Asked Questions
INTERWEST CONSTRUCTION INC holds 242 government contracts in Washington. Key agency partners include City of Yakima (24 contracts), Port Of Everett (24 contracts), and City of Shoreline (23 contracts). These include service agreements, technology contracts, and procurement awards across state and local agencies. Contract details including terms, renewal dates, and associated agencies are tracked on Civic IQ.
INTERWEST CONSTRUCTION INC serves multiple government agencies in Washington. The most active agency partnerships by contract volume are: City of Yakima (24 contracts); Port Of Everett (24 contracts); City of Shoreline (23 contracts); Washington State Department of Transportation | State Ferries Long Range Plan public involvement (20 contracts); City of Grandview (17 contracts). Each agency manages its own procurement relationship with INTERWEST CONSTRUCTION INC, and contract details — including amounts, renewal timelines, and scope — are tracked for every engagement.
INTERWEST CONSTRUCTION INC's Washington government contracts span the following sectors: CONSTRUCTION (242 contracts). Understanding a vendor's sector focus helps agencies evaluate expertise and helps competitors identify where opportunities exist. Civic IQ tracks contract type, scope, and renewal timelines across all sectors.
Contract renewal dates for INTERWEST CONSTRUCTION INC's Washington government engagements are tracked on Civic IQ. When a contract approaches its renewal window, it represents a critical opportunity — both for INTERWEST CONSTRUCTION INC to retain the business and for competitors to submit alternative proposals. Sign up to get alerts on upcoming renewals and expiration dates across all 242 tracked contracts.
INTERWEST CONSTRUCTION INC's most recently tracked contract in Washington was published on 2026-10-13. New contracts and amendments are indexed as they become public, providing real-time visibility into INTERWEST CONSTRUCTION INC's government business activity. Set up alerts to be notified when INTERWEST CONSTRUCTION INC wins new contracts in WA.
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