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MaterialsOctober 14, 2026

Cemex Plans 70 Layoffs at Lyons Cement Plant

Cemex notified Colorado regulators of planned job cuts at its Lyons (Longmont) cement plant, with 70 positions slated to be reduced beginning Nov. 21, 2026.

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Cemex Plans Workforce Reductions at Lyons Plant

Cemex notified Colorado state officials that it will reduce staffing at its Lyons (Longmont) cement plant, filing a WARN-style notice that outlines planned job cuts affecting 70 employees beginning Nov. 21, 2026, according to reports from KGNU and Denver7.

The company’s notice, dated Sept. 22 and reported by KGNU and Denver7, describes the action as staff rebalancing at the Lyons facility in Boulder County. The filing frames the event as a planned workforce reduction rather than completed separations and indicates the initial round of layoffs will affect at least 70 workers; the notice did not make clear whether additional reductions could follow.

Location and timing

The WARN notice covers the Lyons (Longmont) cement plant in Boulder County, Colorado, with the first separations scheduled to start on Nov. 21, 2026, per the filings reported by KGNU and Denver7.

Reporting and scope

Public accounts of the filing identify the reduction as formal planned job cuts tied to internal staff rebalancing at the Lyons plant. The record submitted to state regulators specifies the headcount affected as 70 employees.

Summary

In the Materials sector, Cemex has filed WARN-style notice paperwork notifying Colorado regulators of planned workforce reductions at its Lyons cement plant affecting 70 positions, with layoffs set to begin on Nov. 21, 2026, as reported by KGNU and Denver7.

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