12
May
2026
Diamond Transportation Services, Inc.
IndustryTransportation & Warehousing
EffectiveMay 12, 2026
Workers
144
Diamond Transportation Services, Inc.
Closure · Landover, Prince George's County, MD
571
Workers affected
May 13, 2026
Notice date
May 12, 2026
Effective date
Notice
Employer as filed
Diamond Transportation Services, Inc.
Type
Closure
Filed as
Plant Closure
State
Maryland
City
Landover
County
Prince George's
ZIP
20785
Address
3201 Hubbard Road Landover, MD 20785
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.