Greenbrier Minerals Layoffs & WARN Notices — WARN Index

Greenbrier Minerals: 3 WARN layoff notices since 2013, affecting 826 workers in 1 state. Latest filing February 13, 2026.

WARN notices filed by Greenbrier Minerals

• Greenbrier Minerals: Lorado, WV · 530 workers · February 13, 2026
• Greenbrier Minerals: West Virginia · 61 workers · April 28, 2025
• Greenbrier Minerals, LLC Mountaineer No. 1 Mine Midland No, 2 Mine Mountaineer No. 3 Mine Administrative Offices: Rupert, WV · 235 workers · November 1, 2013

Layoffs in: West Virginia