| Company name | Sector | |
|---|---|---|
| SAVOIR Group Sp. z o. o. | Professional, scientific and technical activities | |
| SCANPOL Construction Sp. z o. o. | Construction | |
| Schuko H. Schulte-Südhoff Polska sp. z o.o. | Engineering | |
| SECO/WARWICK Group | Manufacturing | |
| Security & Cleaning System | Administrative and support service activities | |
| SEFAKO S.A. | Manufacturing | |
| Senetic S.A. | IT Technology | |
| Sente | Information and communication | |
| Sescom | Professional, scientific and technical activities | |
| SFD S.A. | Human health and social work activities | |
| Smart Work sp. z o.o. | Administrative and support service activities | |
| SOBIANEK Sp. z o.o. | Wholesale and retail | |
| SPEC-BRUK | Construction | |
| Staff In Sp. z o.o. | Administrative and support service activities | |
| Stalprodukt SA | Manufacturing | |
| STEVEN | Manufacturing | |
| Sygnity Business Solutions S.A. | Information and communication | |
| TAKONI | Manufacturing | |
| Talex S.A. | Information and communication | |
| TEB EDUKACJA SP. Z O.O. | Professional, scientific and technical activities | |
| Tech-Soft Sp. z o.o. | Manufacturing | |
| Techmark Sp.j. | Manufacturing | |
| TIM S.A | Manufacturing | |
| TOPUS SP. Z O.O. SPOLKA KOMANDYTOWA | Retail & Wholesale | |
| TPG TRANS POLONIA GROUP / TRANS POLONIA S.A. | Logistics | |
| TRAKCJA PRKiI | Transportation and storage | |
| Tremark Sp.z o.o. | IT Technology | |
| Troton Sp. z o.o. | Manufacturing | |
| TSL Intermodal | Transportation and storage | |
| UNIBEP S.A. | Construction | |
| Unimetal Recycling Sp. z o.o. | Water supply; sewerage, waste management and remediation activities | |
| Vega Business Services Agnieszka Przeradzka-Kłusek | Education/Training | |
| Vintom | Marketing | |
| WARTER POLYMERS SP. Z O.O. | Manufacturing | |
| WASKO Spółka Akcyjna | Information and communication | |
| Wielton S.A. | Manufacturing (trailers, semi-trailers, car bodies) | |
| WIKED SP. Z O.O. S.K. | Manufacturing | |
| Wital Profile | Manufacturing | |
| Wytwórnia Podłoża Zastępczego | Agriculture, forestry and fishing | |
| ZAKLADY MIESNE HENRYK KANIA S.A. | Wholesale and retail trade; repair of motor vehicles and motorcycles | |
| Zakłady Produkcyjne | Manufacturing | |
| Zakłady Tworzyw Sztucznych IZO-ERG SA | Manufacturing | |
| ZET Transport | Transportation and storage | |
| ZOBAL | Manufacturing |
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