US WARN layoff notices › Employers › United BioSource LLC (UBC)
Official state WARN filings by United BioSource LLC (UBC) since 2024, normalized from state labor department sources. Latest notice: 2025-09-26.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2025-09-26 | Kansas | Overland Park, 12900 Foster Street ; Overland Park, Kansas 66213 | 123 | — | WARN |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, 48h-delayed, notices 2024+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.