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476 manufacturing — heavy employers in Illinois have substantive broker records on their Form 5500 filings. Median disclosed broker cost in this group runs about $20 per participant per month. Open any company to see its broker of record, disclosed compensation, and benefit lines — or step back to all Illinois employers.
| Company | Industry | Plan type | Participants | Latest filing | Broker comp |
|---|---|---|---|---|---|
| MORTON INDUSTRIES, LLC | Manufacturing — Heavy | Self-funded | 683 | 2025 | Disclosed |
| UNION TANK CAR COMPANY | Manufacturing — Heavy | Self-funded | 671 | 2022 | Disclosed |
| SCOT FORGE COMPANY | Manufacturing — Heavy | Self-funded | 663 | 2025 | Disclosed |
| YOUNG INNOVATIONS INC. | Manufacturing — Heavy | Self-funded | 622 | 2025 | Disclosed |
| GOELLNER, INC. | Manufacturing — Heavy | Fully insured | 594 | 2025 | Disclosed |
| A. STUCKI COMPANY | Manufacturing — Heavy | Self-funded | 592 | 2025 | Disclosed |
| FREEDMAN SEATING COMPANY | Manufacturing — Heavy | Fully insured | 592 | 2023 | Disclosed |
| PRO EQUINE GROUP HOLDINGS LLC | Manufacturing — Heavy | Self-funded | 587 | 2025 | Disclosed |
| SUNCOKE ENERGY, INC. | Manufacturing — Heavy | Self-funded | 587 | 2024 | Disclosed |
| THE NEW YORK BLOWER COMPANY | Manufacturing — Heavy | Self-funded | 582 | 2025 | Disclosed |
| LANCO INTERNATIONAL INC./MI-JACK PRODUCTS | Manufacturing — Heavy | Self-funded | 572 | 2024 | Disclosed |
| EDSAL MANUFACTURING COMPANY | Manufacturing — Heavy | Self-funded | 571 | 2025 | Disclosed |
| SUPERIOR CONSOLIDATED INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 561 | 2024 | Disclosed |
| VERITAS STEEL, LLC | Manufacturing — Heavy | Self-funded | 561 | 2025 | Disclosed |
| OPTIMAS OE SOLUTIONS HOLDINGS, LLC | Manufacturing — Heavy | Self-funded | 560 | 2024 | Disclosed |
| SMALLEY STEEL RING COMPANY | Manufacturing — Heavy | Self-funded | 559 | 2025 | Disclosed |
| NORDEX USA INC | Manufacturing — Heavy | Self-funded | 554 | 2025 | Disclosed |
| STEVENS INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 553 | 2025 | Disclosed |
| CENTRAL WIRE, INC. | Manufacturing — Heavy | Self-funded | 549 | 2025 | Disclosed |
| THUNDERBIRD, LLC | Manufacturing — Heavy | Fully insured | 546 | 2024 | Disclosed |
| CERTIFIED POWER, INC | Manufacturing — Heavy | Self-funded | 545 | 2024 | Disclosed |
| HOLLISTER WHITNEY ELEVATOR CO. LLC | Manufacturing — Heavy | Self-funded | 538 | 2025 | Disclosed |
| PROFILE PRODUCTS, LLC | Manufacturing — Heavy | Self-funded | 532 | 2025 | Disclosed |
| CLOVER ENVIRONMENTAL SOLUTIONS LLC | Manufacturing — Heavy | Fully insured | 519 | 2025 | Disclosed |
| SUMMUS GROUP LLC | Manufacturing — Heavy | Self-funded | 516 | 2025 | Disclosed |
| COLSON GROUP HOLDINGS, LLC | Manufacturing — Heavy | Self-funded | 508 | 2025 | Disclosed |
| MAGNETIC HOLDINGS, LLC DBA PERMAG | Manufacturing — Heavy | Self-funded | 500 | 2025 | Disclosed |
| FLEXIBLE STEEL LACING COMPANY | Manufacturing — Heavy | Self-funded | 496 | 2025 | Disclosed |
| WATCHFIRE SIGNS, LLC | Manufacturing — Heavy | Self-funded | 494 | 2025 | Disclosed |
| MAGID GLOVE AND SAFETY MANUFACTURING COMPANY, LLC. | Manufacturing — Heavy | Self-funded | 487 | 2025 | Disclosed |
| CTS CORPORATION EMPLOYEES HEALTH PLAN ASSOCIATION | Manufacturing — Heavy | Self-funded | 482 | 2025 | Disclosed |
| CTS CORPORATION EMPLOYEES HEALTH PLAN ASSOCIATION | Manufacturing — Heavy | Self-funded | 475 | 2023 | Disclosed |
| THE PARTNER COMPANIES, LLC. | Manufacturing — Heavy | Self-funded | 475 | 2025 | Disclosed |
| CUSTOM ALUMINUM PRODUCTS INC. | Manufacturing — Heavy | Fully insured | 472 | 2024 | Disclosed |
| W. R. MEADOWS, INC. | Manufacturing — Heavy | Self-funded | 470 | 2025 | Disclosed |
| JULIAN ELECTRIC INC | Manufacturing — Heavy | Fully insured | 469 | 2024 | Disclosed |
| FREUDENBERG HOUSEHOLD PRODUCTS, LP | Manufacturing — Heavy | Self-funded | 467 | 2024 | Disclosed |
| SUNSTAR AMERICAS, INC. | Manufacturing — Heavy | Self-funded | 464 | 2024 | Disclosed |
| LIBERTY STEEL HOLDINGS USA | Manufacturing — Heavy | Self-funded | 456 | 2024 | Disclosed |
| MEDELA LLC | Manufacturing — Heavy | Self-funded | 451 | 2025 | Disclosed |
| FOCAL POINT, LLC | Manufacturing — Heavy | Fully insured | 451 | 2022 | Disclosed |
| COILCRAFT, INC. | Manufacturing — Heavy | Self-funded | 450 | 2025 | Disclosed |
| IMS COMPANIES, LLC | Manufacturing — Heavy | Self-funded | 449 | 2024 | Disclosed |
| MASTERY LOGISTICS SYSTEMS, INC. | Manufacturing — Heavy | Fully insured | 448 | 2025 | Disclosed |
| PORTER PIPE AND SUPPLY COMPANY | Manufacturing — Heavy | Fully insured | 446 | 2025 | Disclosed |
| PLYMOUTH TUBE COMPANY | Manufacturing — Heavy | Self-funded | 445 | 2025 | Disclosed |
| ALCAST, LLC | Manufacturing — Heavy | Self-funded | 445 | 2022 | Disclosed |
| EJOT ATF LP | Manufacturing — Heavy | Self-funded | 444 | 2024 | Disclosed |
| OTTO ENGINEERING, INC. | Manufacturing — Heavy | Fully insured | 429 | 2025 | Disclosed |
| DANVILLE METAL STAMPING CO., INC | Manufacturing — Heavy | Self-funded | 425 | 2025 | Disclosed |
| BASLER ELECTRIC COMPANY | Manufacturing — Heavy | Fully insured | 422 | 2024 | Disclosed |
| GRAYHILL, INC. | Manufacturing — Heavy | Self-funded | 420 | 2024 | Disclosed |
| BERGSTROM INC. | Manufacturing — Heavy | Self-funded | 411 | 2025 | Disclosed |
| ALTO INGREDIENTS, INC. | Manufacturing — Heavy | Self-funded | 411 | 2025 | Disclosed |
| LAKE CABLE LLC | Manufacturing — Heavy | Self-funded | 404 | 2024 | Disclosed |
| TDK CORPORATION OF AMERICA | Manufacturing — Heavy | Self-funded | 398 | 2025 | Disclosed |
| HCC, INC. | Manufacturing — Heavy | Self-funded | 397 | 2025 | Disclosed |
| FAST RADIUS | Manufacturing — Heavy | Fully insured | 391 | 2021 | Disclosed |
| RUKEL MANAGEMENT | Manufacturing — Heavy | Self-funded | 376 | 2025 | Disclosed |
| ROCKFORD TOOLCRAFT INC | Manufacturing — Heavy | Fully insured | 373 | 2024 | Disclosed |
| C. E. NIEHOFF & CO. | Manufacturing — Heavy | Self-funded | 368 | 2025 | Disclosed |
| INGERSOLL CUTTING TOOL COMPANY INC | Manufacturing — Heavy | Self-funded | 366 | 2025 | Disclosed |
| DURACO SPECIALTY TAPES, LLC | Manufacturing — Heavy | Self-funded | 366 | 2025 | Disclosed |
| RADIAC ABRASIVES, INC. | Manufacturing — Heavy | Self-funded | 365 | 2025 | Disclosed |
| MINER ENTERPRISES, INC. | Manufacturing — Heavy | Self-funded | 364 | 2025 | Disclosed |
| METHODE ELECTRONICS, INC. | Manufacturing — Heavy | Self-funded | 362 | 2025 | Disclosed |
| WOODSTOCK STERILE SOLUTIONS | Manufacturing — Heavy | Self-funded | 360 | 2025 | Disclosed |
| RCM INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 358 | 2024 | Disclosed |
| ALLIED-LOCKE INDUSTRIES, INC. | Manufacturing — Heavy | Fully insured | 355 | 2025 | Disclosed |
| SEWER EQUIPMENT CO. OF AMERICA | Manufacturing — Heavy | Self-funded | 352 | 2025 | Disclosed |
| JST CORPORATION | Manufacturing — Heavy | Self-funded | 351 | 2025 | Disclosed |
| FIDELITONE LLC | Manufacturing — Heavy | Self-funded | 349 | 2024 | Disclosed |
| PRINCE INDUSTRIES LLC | Manufacturing — Heavy | Self-funded | 342 | 2025 | Disclosed |
| AGRATI, INC. | Manufacturing — Heavy | Self-funded | 341 | 2025 | Disclosed |
| IROQUOIS INDUSTRIAL GROUP LLC | Manufacturing — Heavy | Fully insured | 339 | 2025 | Disclosed |
| C & L TILING, INC. DBA TIMEWELL DRAINAGE PRODUCTS & SERVICES | Manufacturing — Heavy | Fully insured | 337 | 2025 | Disclosed |
| BROADWIND, INC. | Manufacturing — Heavy | Self-funded | 331 | 2025 | Disclosed |
| GC AMERICA INC. | Manufacturing — Heavy | Self-funded | 329 | 2025 | Disclosed |
| LYON, LLC | Manufacturing — Heavy | Self-funded | 324 | 2025 | Disclosed |
| RTC INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 323 | 2025 | Disclosed |
| RIVERBEND INDUSTRIES INC. | Manufacturing — Heavy | Self-funded | 322 | 2025 | Disclosed |
| MITEK CORPORATION | Manufacturing — Heavy | Self-funded | 321 | 2025 | Disclosed |
| STONE PEAK CERAMICS, INC. | Manufacturing — Heavy | Fully insured | 319 | 2025 | Disclosed |
| DATEX-OHMEDA, INC. | Manufacturing — Heavy | Fully insured | 318 | 2023 | Disclosed |
| DUREX INDUSTRIES | Manufacturing — Heavy | Self-funded | 312 | 2023 | Disclosed |
| TEMPEL HOLDINGS, INC. | Manufacturing — Heavy | Self-funded | 310 | 2022 | Disclosed |
| SPRINGFIELD, INC. | Manufacturing — Heavy | Self-funded | 310 | 2024 | Disclosed |
| REVCOR COMPANIES INSURANCE GROUP | Manufacturing — Heavy | Fully insured | 309 | 2025 | Disclosed |
| SWISS AUTOMATION, INC. | Manufacturing — Heavy | Self-funded | 307 | 2025 | Disclosed |
| DOMINO HOLDINGS, INC. | Manufacturing — Heavy | Self-funded | 306 | 2024 | Disclosed |
| MT INTERMEDIATE HOLDINGS, LLC | Manufacturing — Heavy | Self-funded | 303 | 2024 | Disclosed |
| THE MOREY CORPORATION | Manufacturing — Heavy | Self-funded | 301 | 2025 | Disclosed |
| KAUFFMAN ENGINEERING, LLC | Manufacturing — Heavy | Self-funded | 299 | 2025 | Disclosed |
| ORBUS, LLC | Manufacturing — Heavy | Fully insured | 297 | 2025 | Disclosed |
| DHALIWAL LABS ILLINOIS, LLC | Manufacturing — Heavy | Self-funded | 291 | 2024 | Disclosed |
| CREATIVE WERKS, LLC | Manufacturing — Heavy | Self-funded | 290 | 2025 | Disclosed |
| SEMBLEX CORPORATION | Manufacturing — Heavy | Self-funded | 285 | 2025 | Disclosed |
| TOYO INK INTERNATIONAL CORP | Manufacturing — Heavy | Self-funded | 284 | 2025 | Disclosed |
| PEDDINGHAUS CORPORATION | Manufacturing — Heavy | Self-funded | 283 | 2025 | Disclosed |
| HELIGEAR ACQUISITION CO. NORTHSTAR AEROSPACE (CHICAGO) INC. | Manufacturing — Heavy | Self-funded | 280 | 2024 | Disclosed |
Sourced from Form 5500 filings as submitted to the U.S. Department of Labor. Dataset refreshed October 7, 2026. Plan years are labeled by the year they begin, so a July 2024 – June 2025 plan year is 2024. Filings may lag 12–18 months behind the current plan year.