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365 manufacturing — heavy employers in Wisconsin have substantive broker records on their Form 5500 filings. Median disclosed broker cost in this group runs about $10 per participant per month. Open any company to see its broker of record, disclosed compensation, and benefit lines — or step back to all Wisconsin employers.
| Company | Industry | Plan type | Participants | Latest filing | Broker comp |
|---|---|---|---|---|---|
| AUTOMATION COMPONENTS INC. | Manufacturing — Heavy | Self-funded | 176 | 2024 | Disclosed |
| THE CALDWELL GROUP, INC. | Manufacturing — Heavy | Fully insured | 175 | 2025 | Disclosed |
| PFLOW INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 174 | 2025 | Disclosed |
| R&B WAGNER,INC. | Manufacturing — Heavy | Self-funded | 173 | 2024 | Disclosed |
| LDI INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 173 | 2023 | Disclosed |
| THERM-TECH OF WAUKESHA, INC. | Manufacturing — Heavy | Self-funded | 173 | 2024 | Disclosed |
| CATALYTIC COMBUSTION CORPORATION | Manufacturing — Heavy | Self-funded | 173 | 2025 | Disclosed |
| EXACTECH HOLDINGS INC | Manufacturing — Heavy | Self-funded | 173 | 2025 | Disclosed |
| SANI-MATIC, INC. | Manufacturing — Heavy | Self-funded | 173 | 2025 | Disclosed |
| SCHUETTE, INC. | Manufacturing — Heavy | Self-funded | 170 | 2025 | Disclosed |
| S & S CYCLE, INC. | Manufacturing — Heavy | Self-funded | 170 | 2025 | Disclosed |
| LIVEWIRE EV, LLC | Manufacturing — Heavy | Self-funded | 170 | 2024 | Disclosed |
| KENDALL PACKAGING CORPORATION | Manufacturing — Heavy | Self-funded | 169 | 2025 | Disclosed |
| TCI LLC | Manufacturing — Heavy | Self-funded | 168 | 2024 | Disclosed |
| SATISLOH NORTH AMERICA, INC. | Manufacturing — Heavy | Self-funded | 168 | 2024 | Disclosed |
| TRIOSIM CORPORATION | Manufacturing — Heavy | Self-funded | 168 | 2025 | Disclosed |
| GORDON ALUMINUM INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 167 | 2024 | Disclosed |
| RENEWAIRE, LLC | Manufacturing — Heavy | Self-funded | 166 | 2025 | Disclosed |
| ACE PRECISION MACHINING, LLC | Manufacturing — Heavy | Self-funded | 164 | 2024 | Disclosed |
| WATERTRONICS LLC | Manufacturing — Heavy | Self-funded | 164 | 2025 | Disclosed |
| MOTIS BRANDS, INC. | Manufacturing — Heavy | Self-funded | 163 | 2025 | Disclosed |
| HERKER INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 162 | 2023 | Disclosed |
| BADGER UTILITY HOLDINGS, LLC | Manufacturing — Heavy | Self-funded | 162 | 2025 | Disclosed |
| HB PERFORMANCE SYSTEMS, INC. | Manufacturing — Heavy | Self-funded | 160 | 2025 | Disclosed |
| COATING PLACE, INC. | Manufacturing — Heavy | Self-funded | 157 | 2025 | Disclosed |
| MESSER CUTTING SYSTEMS INC. | Manufacturing — Heavy | Self-funded | 156 | 2024 | Disclosed |
| NOBLE-X, INC. | Manufacturing — Heavy | Self-funded | 155 | 2025 | Disclosed |
| MCMILLAN ELECTRIC COMPANY | Manufacturing — Heavy | Self-funded | 155 | 2025 | Disclosed |
| NABCO ENTRANCES, INC. | Manufacturing — Heavy | Fully insured | 154 | 2025 | Disclosed |
| SURFACE MOUNT TECHNOLOGY CORPORATION | Manufacturing — Heavy | Self-funded | 154 | 2025 | Disclosed |
| MUZA METAL PRODUCTS, LLC. | Manufacturing — Heavy | Self-funded | 153 | 2024 | Disclosed |
| NORTHWIRE, INC. | Manufacturing — Heavy | Self-funded | 153 | 2025 | Disclosed |
| E C STYBERG ENGINEERING COMPANY | Manufacturing — Heavy | Self-funded | 152 | 2025 | Disclosed |
| SPECTRUM INDUSTRIES, INC | Manufacturing — Heavy | Fully insured | 152 | 2025 | Disclosed |
| AIRPRO FAN & BLOWER COMPANY | Manufacturing — Heavy | Self-funded | 151 | 2025 | Disclosed |
| LUVATA APPLETON, LLC | Manufacturing — Heavy | Self-funded | 150 | 2025 | Disclosed |
| FOX VALLEY METAL TECH, INC. | Manufacturing — Heavy | Self-funded | 149 | 2023 | Disclosed |
| POWER TEST, LLC | Manufacturing — Heavy | Fully insured | 148 | 2024 | Disclosed |
| ORION ENERGY SYSTEMS, INC. | Manufacturing — Heavy | Self-funded | 148 | 2025 | Disclosed |
| THOMAS PRECISION MACHINING, INC. | Manufacturing — Heavy | Self-funded | 147 | 2025 | Disclosed |
| AD-TECH MEDICAL INSTRUMENT CORPORATION | Manufacturing — Heavy | Self-funded | 146 | 2024 | Disclosed |
| N.E.W. INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 146 | 2025 | Disclosed |
| MUTH COMPANY, LLC | Manufacturing — Heavy | Self-funded | 145 | 2025 | Disclosed |
| MILWAUKEE FORGE, LLC | Manufacturing — Heavy | Self-funded | 143 | 2024 | Disclosed |
| WENTHE-DAVIDSON ENGINEERING CO. | Manufacturing — Heavy | Self-funded | 143 | 2024 | Disclosed |
| EMT INTERNATIONAL, INC. | Manufacturing — Heavy | Self-funded | 143 | 2021 | Disclosed |
| FOX VALLEY TOOL & DIE, INC. | Manufacturing — Heavy | Self-funded | 142 | 2025 | Disclosed |
| KS LARGE BORE PISTONS, LLC | Manufacturing — Heavy | Fully insured | 142 | 2025 | Disclosed |
| ST. CROIX OF PARK FALLS, LTD | Manufacturing — Heavy | Self-funded | 141 | 2024 | Disclosed |
| DIVERSIFIED WOODCRAFTS, INC. | Manufacturing — Heavy | Fully insured | 141 | 2022 | Disclosed |
| CENTRIFUGE-SYSTEMS, LLC | Manufacturing — Heavy | Fully insured | 141 | 2025 | Disclosed |
| POINTE PRECISION, INC. | Manufacturing — Heavy | Self-funded | 140 | 2025 | Disclosed |
| A & E INCORPORATED | Manufacturing — Heavy | Self-funded | 140 | 2025 | Disclosed |
| APACHE STAINLESS EQUIPMENT CORP | Manufacturing — Heavy | Fully insured | 140 | 2024 | Disclosed |
| SPEEDY METALS, LLC | Manufacturing — Heavy | Self-funded | 140 | 2025 | Disclosed |
| MACHINE SERVICE INC. | Manufacturing — Heavy | Fully insured | 139 | 2025 | Disclosed |
| THERMAL PROCESS HOLDINGS, INC. | Manufacturing — Heavy | Self-funded | 138 | 2024 | Disclosed |
| CIB WIRE & IRON WORKS, LLC | Manufacturing — Heavy | Self-funded | 137 | 2024 | Disclosed |
| S3 AERODEFENSE, LLC | Manufacturing — Heavy | Self-funded | 137 | 2025 | Disclosed |
| INGETEAM, INC. | Manufacturing — Heavy | Self-funded | 136 | 2021 | Disclosed |
| PFERD, INC | Manufacturing — Heavy | Self-funded | 136 | 2025 | Disclosed |
| LIVEWIRE EV, LLC | Manufacturing — Heavy | Self-funded | 136 | 2025 | Disclosed |
| LAKESIDE MANUFACTURING, INC. | Manufacturing — Heavy | Self-funded | 135 | 2024 | Disclosed |
| GREEN-TEK, INC. | Manufacturing — Heavy | Fully insured | 135 | 2019 | Disclosed |
| SUPER STEEL LLC | Manufacturing — Heavy | Self-funded | 134 | 2024 | Disclosed |
| MATENAER CORPORATION | Manufacturing — Heavy | Self-funded | 134 | 2025 | Disclosed |
| PLAS-TECH ENGINEERING INC. | Manufacturing — Heavy | Fully insured | 134 | 2024 | Disclosed |
| EMTRO, LLC DBA EMT INTERNATIONAL | Manufacturing — Heavy | Self-funded | 134 | 2022 | Disclosed |
| KOLBENSCHMIDT PISTONS USA LLC | Manufacturing — Heavy | Self-funded | 133 | 2025 | Disclosed |
| ALLIANCE INDUSTRIES, INC. | Manufacturing — Heavy | Fully insured | 132 | 2025 | Disclosed |
| QUICK CABLE CORP | Manufacturing — Heavy | Self-funded | 131 | 2024 | Disclosed |
| ADVANCED LASER MACHINING, INC. | Manufacturing — Heavy | Self-funded | 131 | 2023 | Disclosed |
| JAGEMANN STAMPING COMPANY | Manufacturing — Heavy | Self-funded | 130 | 2025 | Disclosed |
| STAINLESS FOUNDRY & ENGINEERING, INC. | Manufacturing — Heavy | Self-funded | 130 | 2025 | Disclosed |
| R & B GRINDING CO INC | Manufacturing — Heavy | Fully insured | 130 | 2018 | Disclosed |
| SUPERIOR DIESEL, INC. | Manufacturing — Heavy | Self-funded | 130 | 2025 | Disclosed |
| BRADSHAW MEDICAL, INC. | Manufacturing — Heavy | Self-funded | 129 | 2024 | Disclosed |
| STROHWIG INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 129 | 2025 | Disclosed |
| EXACTO SPRING CORP | Manufacturing — Heavy | Self-funded | 128 | 2025 | Disclosed |
| CORPORATE GROUP, INC. | Manufacturing — Heavy | Self-funded | 128 | 2025 | Disclosed |
| DEDICATED COMPUTING LLC | Manufacturing — Heavy | Self-funded | 127 | 2025 | Disclosed |
| LOOS MACHINE & AUTOMATION LLC | Manufacturing — Heavy | Self-funded | 127 | 2025 | Disclosed |
| BURGER BOAT COMPANY | Manufacturing — Heavy | Self-funded | 127 | 2025 | Disclosed |
| UNLIMITED SERVICES OF WI LLC | Manufacturing — Heavy | Self-funded | 126 | 2023 | Disclosed |
| CLEARWING PRODUCTIONS INC | Manufacturing — Heavy | Fully insured | 126 | 2025 | Disclosed |
| L.B. WHITE COMPANY | Manufacturing — Heavy | Self-funded | 124 | 2025 | Disclosed |
| JARP INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 123 | 2025 | Disclosed |
| TRIANGLE TOOL, LLC | Manufacturing — Heavy | Self-funded | 123 | 2024 | Disclosed |
| WILLMAN INDUSTRIES, INC. | Manufacturing — Heavy | Self-funded | 121 | 2024 | Disclosed |
| WISCONSIN BUILT, INC | Manufacturing — Heavy | Self-funded | 121 | 2023 | Disclosed |
| A TO Z MACHINE COMPANY, INC. | Manufacturing — Heavy | Self-funded | 121 | 2024 | Disclosed |
| PAPER MACHINERY HOLDING CORPORATION | Manufacturing — Heavy | Self-funded | 120 | 2025 | Disclosed |
| NORLEN INC. | Manufacturing — Heavy | Self-funded | 120 | 2025 | Disclosed |
| INSTRUMENT DEVELOPMENT COMPANY | Manufacturing — Heavy | Fully insured | 120 | 2023 | Disclosed |
| PROCESSED METALS INNOVATORS, INC. | Manufacturing — Heavy | Self-funded | 120 | 2025 | Disclosed |
| PIONEER PRODUCTS, INC. | Manufacturing — Heavy | Self-funded | 119 | 2024 | Disclosed |
| D&S MANUFACTURING | Manufacturing — Heavy | Self-funded | 119 | 2025 | Disclosed |
| MALTEUROP NORTH AMERICA INC. | Manufacturing — Heavy | Self-funded | 119 | 2025 | Disclosed |
| HUI MANUFACTURING | Manufacturing — Heavy | Self-funded | 118 | 2025 | Disclosed |
| ENDRES MANUFACTURING COMPANY | Manufacturing — Heavy | Fully insured | 117 | 2025 | 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.