| Firma | Ort | Kategorie |
|---|---|---|
| Leifeld Metal Spinning | Ahlen | |
| DESCH Antriebstechnik | Arnsberg | |
| Gebr. Graef | Arnsberg | |
| LOTEC Loh | Arnsberg | |
| Rickmeier | Balve | |
| BEUMER Maschinenfabrik | Beckum | |
| Christian Pfeiffer | Beckum | |
| DI MATTEO Förderanlagen | Beckum | |
| Maschinenfabrik Möllers | Beckum | |
| Thorwesten Vent | Beckum | |
| thyssenkrupp Industrial Solutions | Beckum | |
| AFPRO Filters | Bönen | |
| Bactoforce | Bönen | |
| GEA Farm Technologies | Bönen | |
| Maschinenfabrik FRÖMAG | Fröndenberg | |
| Altenburger Maschinen Jäckering | Hamm | |
| SMT Scharf | Hamm | |
| ANDRITZ | Hemer | |
| ANDRITZ Sundwig | Hemer | |
| Erichsen | Hemer | |
| ERNST KOCH | Hemer | |
| Foundry Service | Hemer | |
| KEUCO | Hemer | |
| SEUTHE | Hemer | |
| Aloys F. Dornbracht | Iserlohn | |
| Heinrich Schulte | Iserlohn | |
| IAS | Iserlohn | |
| TCT Tesic | Iserlohn | |
| BARTEC | Menden | |
| IVA Schmetz | Menden | |
| Delta Energy Systems (Germany) | Soest | |
| Kverneland Group Deutschland | Soest | |
| Kverneland Group Soest | Soest | |
| Kverneland Holding (DE) | Soest | |
| NOMOCO Maschinenfabrik | Sundern | |
| IP GANSOW | Unna | |
| LTi REEnergy | Unna | |
| Ludscheidt | Unna | |
| Moog Unna | Unna | |
| Stromag | Unna | |
| F. E. Schulte Strathaus | Werl |