US WARN layoff notices › Employers › A › ArcelorMittal
Official state WARN filings by ArcelorMittal since 1988, normalized from state labor department sources. Latest notice: 2020-07-27.
Also filed as: ArcelorMittal Burns Harbor; ArcelorMittal Burns Harbor Revised (4/21/20; ArcelorMittal Burns HarborRevised (4/29/20; ArcelorMittal Burns HarborRevised (7/29/20; ArcelorMittal Indiana Harbor; ArcelorMittal Indiana Harbor Revised (4/27/20; ArcelorMittal Indiana Harbor Revised (5/28/20; ArcelorMittal Indiana HarborRevised (7/28/20; I/N Tek LP; Mittal Steel Railways; North America Segment
Filed under 12 spellings in state records, merged on this page: ArcelorMittal Cleveland; ArcelorMittal Cleveland, Inc - ArcelorMittal; ArcelorMittal Columbus; ArcelorMittal Columbus LLC/ArcelorMittal; ArcelorMittal COVID19; ArcelorMittal Hennepin; ArcelorMittal Plate; ArcelorMittal Plate LLC, Coatesville Plant; ArcelorMittal Steelton; ArcelorMittal Walker Wire; ArcelorMittal Warren.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2020-07-27 | Ohio | Cleveland/Cuyahoga | 454 | 2020-08-01 | — |
| 2020-06-11 | Ohio | Columbus/Franklin | 121 | 2020-08-02 | — |
| 2020-05-05 | Ohio | Warren/Trumbull | 2 | 2020-04-26 | — |
| 2020-05-01 | Pennsylvania | Coatesville, Chester | 6 | 2020-04-26 | Layoff |
| 2020-05-01 | Pennsylvania | Monessen, Butler | 92 | 2020-07-05 | — |
| 2020-04-29 | Indiana | New Carlisle | 18 | 2020-04-26 | LO |
| 2020-04-29 | Ohio | Richfield/Summit | 2 | 2020-04-26 | — |
| 2020-04-28 | Ohio | Cleveland/Cuyahoga | 403 | 2020-04-19 | — |
| 2020-04-28 | Michigan | Southfield | 6 | — | Mass Layoff |
| 2020-04-28 | Indiana | East Chicago | 3 | 2020-05-08 | CL |
| 2020-04-19 | Indiana | Burns Harbor | 5 | 2020-04-19 | LO |
| 2020-04-18 | Indiana | East Chicago | 877 | 2020-04-12 | CL |
| 2020-04-16 | Illinois | Chicago, 13500 S. Perry Ave., Riverdale, Illinois 60827 1 S. Dearborn, St 1300 | 34 | — | State |
| 2020-04-15 | Ohio | Columbus/Franklin | 122 | 2020-04-19 | — |
| 2020-04-14 | North Carolina | Catawba County | 9 | 2020-04-12 | Layoff |
| 2020-04-14 | Ohio | Cleveland/Cuyahoga | 48 | 2020-04-12 | — |
| 2020-04-13 | Indiana | Burns Harbor | 715 | 2020-04-12 | LO |
| 2020-04-13 | Indiana | East Chicago | 33 | 2020-04-12 | CL |
| 2020-04-01 | Pennsylvania | Conshohocken, Montgomery | 13 | 2020-04-26 | — |
| 2020-04-01 | Pennsylvania | STEELTON, Dauphin | 4 | 2020-04-26 | — |
| 2018-09-01 | Pennsylvania | Conshohocken, Montgomery | 17 | 2018-12-09 | Layoff |
| 2018-08-01 | Pennsylvania | Conshohocken, Montgomery | 15 | 2018-10-31 | Layoff |
| 2018-07-01 | Pennsylvania | Conshohocken, Montgomery | 125 | 2018-09-02 | Layoff |
| 2009-05-27 | New York | Erie | 38 | 2009-05-24 | Plant Closing |
| 2009-05-12 | Indiana | East Chicago | 978 | 2009-07-12 | LO |
| 2008-12-15 | Illinois | Hennepin, 10726 Steel Drive | 288 | 2008-07-06 | State |
| 2008-11-21 | Indiana | Burns Harbor | 2,444 | 2009-01-25 | LO |
| 2007-06-26 | Michigan | Ferndale | 60 | — | Mass Layoff |
| — | Indiana | East Chicago | — | — | N/A |
| — | Indiana | Burns Harbor | — | — | N/A |
| — | Indiana | Burns Harbor | — | — | N/A |
| — | Indiana | East Chicago | — | — | N/A |
| — | Indiana | Burns Harbor | — | — | N/A |
| — | Indiana | East Chicago | — | — | N/A |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, no delay, notices 1988+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.
One click opens the free checker with ArcelorMittal already in the list; add the rest of your accounts and it matches them in your browser — no account, no email, nothing sent anywhere. WARN Watch is the paid version that re-checks your list on every daily refresh for you and posts new matches to a private alert page, an RSS feed and a Slack or Teams webhook.
Check ArcelorMittal now — free, no signupHave it watched for you — free for 30 daysThe trial needs no card. After it, WARN Watch is $49 for a year — one payment, no auto-renew, 14-day refund. The notice data on this page stays free either way.