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SEMA Construction Leads $583 Million I-35 Improvement Project

Denton County logoDenton County
Disclosed value
$583 million
From report
Document date
Oct 9, 2026

The 30-second brief

What it covers

Denton County reported that SEMA Construction Inc. is performing the ongoing I-35E/I-35W Merge improvement project. The $583 million construction project is expected to reach overall completion in Fall 2029.

Who holds it

Sema Construction Inc holds this construction contract with Denton County. Its other public contracts on record include work for Manatee County and Denver County.

What happens next

Term as filed: Ongoing; overall completion expected in Fall 2029.

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Contract details

Contract type
Construction
Amount
$583 million
Document date
October 9, 2026
Term
Ongoing; overall completion expected in Fall 2029
Vendor
Sema Construction Inc
Agency
Denton County
Source document
Denton County Report News and Updates October 9 2026 (Report)

Sema Construction Inc's other public contracts

Manatee County, FloridaCounty Approves Cortez Property License With SEMA · Oct 13, 2026UndisclosedDenver County, ColoradoDenver Proposes $11.38 Million 5280 Trail Contract · Sep 28, 2026$11.4MCity of Denver, ColoradoDenver Proposes $11.38 Million 5280 Trail Contract · Sep 28, 2026$11.4MCity of Denver, ColoradoSEMA Construction Proposed For 5280 Trail Segment · Sep 28, 2026$11.4MDenver County, ColoradoSEMA Construction Awarded 5280 Trail Contract · Sep 28, 2026$11.4MAll Sema Construction Inc contractsVendor profile

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Questions about this contract

Who was awarded the construction contract by Denton County?

Sema Construction Inc was awarded this construction contract by Denton County, as recorded on October 9, 2026. The contract value is $583 million.

How much is the Sema Construction Inc contract with Denton County worth?

The Sema Construction Inc contract with Denton County is valued at $583 million, covering construction work.

What type of contract is this?

This is a Construction contract, documented as a report record.

Where was this contract approved?

This contract appears in Denton County Report News and Updates October 9 2026 (Report), dated October 9, 2026 from Denton County. Civic IQ extracts contract records directly from agency meeting documents and solicitations.

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What other contracts does Sema Construction Inc hold?

Sema Construction 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 Denton County currently buying?

Explore Denton County's vendors, signed contracts, and active RFPs on their Civic IQ agency profile.

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