Hentzen Coatings INC | Milwaukee | — | ● ACTIVE |
| MAMaterion Advanced Chemicals INC | Milwaukee | — | ● ACTIVE |
Rbp Chemical Technology INC | Milwaukee | 20–99 | ● ACTIVE |
Autana Composites, LLC | Milwaukee | — | ● ACTIVE |
Milport Enterprises, INC. | Milwaukee | — | ● ACTIVE |
| RTRetham Technologies, INC. | Milwaukee | — | ● ACTIVE |
Share Corporation | Milwaukee | — | ● ACTIVE |
| WOWatertech of America INC | Milwaukee | — | ● ACTIVE |
| HIHercules Incorporated - Milwaukee Plant | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
Hentzen Coatings, INC. | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| LILiphatech INC. | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| MBMolecular Biology Resources INC | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| TRTwinco Romax | Milwaukee | — | ◐ LIKELY ACTIVE |
| ACAldrich Chemical Company, Inc.-teutonia | Milwaukee | — | ◇ UNVERIFIED |
| ALAthea Labs INC | Milwaukee | — | ◇ UNVERIFIED |
| CICommerce Indl Chemicals INC | Milwaukee | — | ◇ UNVERIFIED |
| HCHydrite Chemical CO | Milwaukee | — | ◇ UNVERIFIED |
| RBR B P Chemical CORP | Milwaukee | — | ◇ UNVERIFIED |
| SMSolvox Mfg CO | Milwaukee | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific (milwaukee) LLC | Milwaukee | — | ◇ UNVERIFIED |
| MAMaterion Advanced Chemicals INC. | Milwaukee | — | ◐ LIKELY ACTIVE |
| NBNovozymes BioAg Inc - Milwaukee | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| PTPak Technologies - Good Hope | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| ACAldrich Chemical CO INC | Milwaukee | — | ◇ UNVERIFIED |
| ACAldrich Chemical CO INC | Milwaukee | — | ◇ UNVERIFIED |
| ALAthea Labs, INC. | Milwaukee | — | ◇ UNVERIFIED |
| BABell Aromatics | Milwaukee | — | ◇ UNVERIFIED |
| BIBilsons Industries(formerly B & K Finishing) | Milwaukee | — | ◇ UNVERIFIED |
| DCDynamic Color Solutions INC | Milwaukee | — | ◇ UNVERIFIED |
| ESElementis Specialties INC | Milwaukee | — | ◇ UNVERIFIED |
| ELElements Ltp INC | Milwaukee | — | ◇ UNVERIFIED |
| GLGreat Lakes Biochemical CO | Milwaukee | — | ◇ UNVERIFIED |
| IIInx International Ink CO | Milwaukee | — | ◇ UNVERIFIED |
| PGPpg Gp LLC | Milwaukee | — | ◇ UNVERIFIED |
| PMPrince Minerals LLC | Milwaukee | — | ◇ UNVERIFIED |
| SPSolar Paints Varnish, Incorporated | Milwaukee | — | ◇ UNVERIFIED |
| WCWedor Chemical CORP | Milwaukee | — | ◇ UNVERIFIED |
| DIDCS, Inc. | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
Hentzen Coatings, Inc. Corporate | Milwaukee | 100–499 | ◐ LIKELY ACTIVE |
| HWHighline Warren Milwaukee | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| HMHydrite Milwaukee MKE - 7300 Bradley | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| MMMaterion - Milwaukee | Milwaukee | 100–499 | ◐ LIKELY ACTIVE |
| PTPak Technologies - 35th and Capital - Salt | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| PTPak Technologies - Townsend | Milwaukee | 1–19 | ◐ LIKELY ACTIVE |
| VMVibrantz Minerals | Milwaukee | 1–19 | ◐ LIKELY ACTIVE |
| NMNorthstar Manufacturing INC | Milwaukee | — | ◇ UNVERIFIED |
| ALA-chem LLC | Milwaukee | — | ◇ UNVERIFIED |
| BLBatch Labs LLC | Milwaukee | — | ◇ UNVERIFIED |
| DIDiversey Inc/taylor Made Express | Milwaukee | — | ◇ UNVERIFIED |
| GEGoodland Extracts, LLC | Milwaukee | — | ◇ UNVERIFIED |