Illinois WARN notices, October 2026

Updated Oct 30, 2026Source: Illinois WARN list

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Notices

Up 2 notices from September 2026

Workers affected

49,215

Plant closures

Illinois WARN notices, October 2026
#	Company	City	Workers affected	Notice date	Layoffs from	Type	Source
1	Koppers Carbon Materials LLC	Stickney	60	Oct 30, 2026	n/a	Closure	Illinois WARN list
2	Medline Industries	Northfield	45,000	Oct 30, 2026	n/a	Layoff	Illinois WARN list
3	The Allstaff Group	Gurnee	659	Oct 29, 2026	n/a	Layoff	Illinois WARN list
4	Cardiovascular Institute of the South, LLC	Warrenville	33	Oct 28, 2026	n/a	Layoff	Illinois WARN list
5	Cardiovascular Institute of the South, LLC	Naperville	120	Oct 28, 2026	n/a	Layoff	Illinois WARN list
6	Cardiovascular Institute of the South, LLC	Elmhurst	62	Oct 28, 2026	n/a	Layoff	Illinois WARN list
7	TYSON FOODS, INC.	Hillsdale	2,495	Oct 15, 2026	n/a	Closure	Illinois WARN list
8	T-Mobile US, Inc.	Schaumburg	109	Oct 14, 2026	n/a	Layoff	Illinois WARN list
9	ES Suites Hotel	Chicago	40	Oct 13, 2026	n/a	Closure	Illinois WARN list
10	Panduit Corp.	DeKalb	249	Oct 9, 2026	n/a	Closure	Illinois WARN list
11	Provider Partners Care Management, L.P.	Springfield	43	Oct 7, 2026	n/a	Layoff	Illinois WARN list
12	DANA Inc	Robinson	81	Oct 5, 2026	n/a	Closure	Illinois WARN list
13	INEOS Joliet, LLC	Channahon	49	Oct 2, 2026	n/a	Layoff	Illinois WARN list
14	INEOS Styrolution America LLC	Channahon	94	Oct 2, 2026	n/a	Closure	Illinois WARN list
15	Success Lending, LLC	Schaumburg	121	Oct 2, 2026	n/a	Closure	Illinois WARN list

1
Koppers Carbon Materials LLC60workers
ClosureStickney, ILNotice: Oct 30, 2026
Illinois WARN list
2
Medline Industries45,000workers
LayoffNorthfield, ILNotice: Oct 30, 2026
Illinois WARN list
3
The Allstaff Group659workers
LayoffGurnee, ILNotice: Oct 29, 2026
Illinois WARN list
4
Cardiovascular Institute of the South, LLC33workers
LayoffWarrenville, ILNotice: Oct 28, 2026
Illinois WARN list
5
Cardiovascular Institute of the South, LLC120workers
LayoffNaperville, ILNotice: Oct 28, 2026
Illinois WARN list
6
Cardiovascular Institute of the South, LLC62workers
LayoffElmhurst, ILNotice: Oct 28, 2026
Illinois WARN list
7
TYSON FOODS, INC.2,495workers
ClosureHillsdale, ILNotice: Oct 15, 2026
Illinois WARN list
8
T-Mobile US, Inc.109workers
LayoffSchaumburg, ILNotice: Oct 14, 2026
Illinois WARN list
9
ES Suites Hotel40workers
ClosureChicago, ILNotice: Oct 13, 2026
Illinois WARN list
10
Panduit Corp.249workers
ClosureDeKalb, ILNotice: Oct 9, 2026
Illinois WARN list
11
Provider Partners Care Management, L.P.43workers
LayoffSpringfield, ILNotice: Oct 7, 2026
Illinois WARN list
12
DANA Inc81workers
ClosureRobinson, ILNotice: Oct 5, 2026
Illinois WARN list
13
INEOS Joliet, LLC49workers
LayoffChannahon, ILNotice: Oct 2, 2026
Illinois WARN list
14
INEOS Styrolution America LLC94workers
ClosureChannahon, ILNotice: Oct 2, 2026
Illinois WARN list
15
Success Lending, LLC121workers
ClosureSchaumburg, ILNotice: Oct 2, 2026
Illinois WARN list

Counts reflect notices with a notice date in October 2026. Source: Illinois WARN list.