US WARN intelligence
Columbia, Maryland WARN notices
Columbia, Maryland has 17 non-cancelled imported WARN notices reporting 1,989 workers affected. 0 notices have future effective dates. These totals cover imported records only.
17Non-cancelled notices
1,989Reported workers
0Future effective dates
Coverage is limited to connected sources and imported date ranges. 0 notices have unavailable worker counts. Company groups match normalized names; aliases below preserve exact employer names from filings. Methodology →
Notice history by year
20261 notices · 60 reported workers
20251 notices · 31 reported workers
20183 notices · 273 reported workers
20174 notices · 311 reported workers
20162 notices · 110 reported workers
20143 notices · 552 reported workers
20133 notices · 652 reported workers
Grassroots Crisis Intervention Center →Maryland →Howard County →L3Harris Technologies →CoStar Group →Inovalon →Ameritox →First Potomac Realty Trust →Direct Energy →idX →CoreLogic →Finiti Title →Nielsen Audio →Ascend One →First National Bank →
Filings and attributed reports
| Company / location | Workers | Effective date | Notice date | Type / source |
|---|---|---|---|---|
| Grassroots Crisis Intervention CenterColumbia, MD | 60 | Sep 29, 2026 | Aug 6, 2026 | layoffSource ↗ |
| L3Harris TechnologiesColumbia, MD | 31 | Sep 10, 2025 | Jul 3, 2025 | layoffSource ↗ |
| CoStar GroupColumbia, MD | 104 | Aug 31, 2018 | Jun 29, 2018 | UnavailableSource ↗ |
| InovalonColumbia, MD | 70 | Aug 17, 2018 | Jun 15, 2018 | UnavailableSource ↗ |
| AmeritoxColumbia, MD | 99 | May 4, 2018 | Mar 6, 2018 | UnavailableSource ↗ |
| First Potomac Realty TrustColumbia, MD | 22 | Oct 1, 2017 | Jul 28, 2017 | UnavailableSource ↗ |
| Direct EnergyColumbia, MD | 108 | Sep 12, 2017 | Jul 25, 2017 | UnavailableSource ↗ |
| InovalonColumbia, MD | 113 | Jul 10, 2017 | Jun 7, 2017 | UnavailableSource ↗ |
| idXColumbia, MD | 68 | May 1, 2017 | Feb 22, 2017 | UnavailableSource ↗ |
| CoreLogicColumbia, MD | 10 | Feb 7, 2017 | Dec 7, 2016 | UnavailableSource ↗ |
| Finiti TitleColumbia, MD | 100 | Nov 1, 2016 | Sep 1, 2016 | UnavailableSource ↗ |
| Nielsen AudioColumbia, MD | 80 | Nov 23, 2014 | Sep 19, 2014 | UnavailableSource ↗ |
| Nielsen AudioColumbia, MD | 325 | Aug 31, 2014 | May 6, 2014 | UnavailableSource ↗ |
| Ascend OneColumbia, MD | 147 | Mar 31, 2014 | Jan 31, 2014 | UnavailableSource ↗ |
| First National BankColumbia, MD | 11 | Feb 20, 2014 | Dec 16, 2013 | UnavailableSource ↗ |
| Nielsen AudioColumbia, MD | 333 | Jan 14, 2014 | Nov 14, 2013 | UnavailableSource ↗ |
| SercoColumbia, MD | 308 | Unavailable | Mar 6, 2013 | UnavailableSource ↗ |