Official filing · original source linked
Diamond Transportation Services WARN notice — MD, 2026-05-13
Diamond Transportation Services, Inc. reported 571 workers affected in Prince George's. Notice date: May 13, 2026; planned effective date: May 12, 2026.
- Raw employer name
- Diamond Transportation Services, Inc.
- Canonical company
- Diamond Transportation Services →
- Workers affected
- 571
- Event type
- closure
- Filing status
- Unavailable
- Notice / received date
- May 13, 2026
- Effective date
- May 12, 2026
- City
- Unavailable
- County
- Prince George's →
- State
- Maryland →
- ZIP
- 20785
- Reported location
- Prince George's
- Published address
- 3201 Hubbard Rd Landover, MD 20785
- Source classification
- Unavailable
- Source agency
- Maryland Department of Labor
Related company filings
| Company / location | Workers | Effective date | Notice date | Type / source |
|---|---|---|---|---|
| Diamond Transportation ServicesFairfax County, VA | 144 | May 12, 2026 | May 12, 2026 | closureSource ↗ |
| Diamond Transportation ServicesPrince George's, MD | 194 | Nov 30, 2025 | Nov 10, 2025 | layoffSource ↗ |
| Diamond Transportation ServicesSouthern Maryland · MD record | 182 | Nov 30, 2025 | Nov 10, 2025 | layoffSource ↗ |
| Diamond Transportation ServicesSpringfield, VA | 61 | Nov 30, 2025 | Nov 7, 2025 | closureSource ↗ |
Dates and counts are the supplied source’s reported values. Secondary-provider locations are unstructured; they are not confirmed worksite addresses. Check the original document for phased dates, updates and exceptions.