3M CO
Public company- Headquarters
- ST PAUL, Minnesota
- Ticker
- MMM
- CIK
- 0000066740
WARN notices since 2024
Workers affected since 2024
Executive changes, last 12 months
Last event
Workers affected over time
Cumulative workers in WARN notices since 2024
Not enough notices to chart yet.
Leadership
No executive changes on record.
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Same industry and state, with recent events.
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- WARN notice
WARN notice: Monrovia, CA
3M Company DBA 3M Oral Care filed a WARN notice with the California WARN list on Apr 27, 2020 covering 464 workers in Monrovia. The layoffs take effect on Apr 27, 2020.
Source: California WARN list, filed Apr 27, 2020Site: Monrovia, CA
Workers affected: 464
layoffs from Mar 27, 2020
WARN noticeWARN notice: Irvine, CA
3M filed a WARN notice with the California WARN list on Apr 27, 2020 covering 264 workers in Irvine. The layoffs take effect on Mar 27, 2020.
Source: California WARN list, filed Apr 27, 2020Site: Irvine, CA
Workers affected: 264
- WARN notice
WARN notice: ARDMORE, OK
3M filed a WARN notice with the Oklahoma WARN list on Jun 16, 2010 for a site in ARDMORE. The notice does not state how many workers it covers.
Source: Oklahoma WARN list, filed Jun 16, 2010Site: ARDMORE, OK
- WARN notice
WARN notice: BELLE MEAD, NJ
3M filed a WARN notice with the New Jersey WARN list covering 87 workers in BELLE MEAD. The layoffs take effect on Nov 5, 2007.
Source: New Jersey WARN list, filed Nov 5, 2007Site: BELLE MEAD, NJ
Workers affected: 87
Last verified Nov 8, 2026