13
May
2026
Diamond Transportation Services, Inc.
IndustryTransportation & Warehousing
EffectiveMay 12, 2026
Workers
571
Diamond Transportation Services, Inc.
Layoff · Capital Heights, Prince George's County, MD
194
Workers affected
Nov 10, 2025
Notice date
Nov 30, 2025
Effective date
Notice
Employer as filed
Diamond Transportation Services, Inc.
Type
Layoff
Filed as
Mass Layoff - No Recall
State
Maryland
City
Capital Heights
County
Prince George's
ZIP
20743
Address
8261 Central Avenue Capital Heights, MD 20743
Industry
Transportation & Warehousing
NAICS
488210 — Support Activities for Rail Transportation
Other notices from Diamond Transportation Services, Inc.
Source
Data: WARN Index, CC BY 4.0. States amend notices after filing; check the state filing before relying on this record.