EUROPE
- ILVA S.P.A
- CORUS
- THYSSEN
- Siemens-VAI (PRIMETAL)
- Danieli S.P.A.
- ArcelorMittal
China
- WUXI Changjiang
- ZPSS
- QPSS
- JISCO
- LISCO
Korea
- POSCO, POSCO E&C, POSMEC
- Hyundai Heavy Industry
- Hyundai HYSCO
- Dongbu Steel
- Hyundai Steel
- Union Steel
- Seah Steel
- DongKuk Steel
America
- TENOVA I2S
- MAGNUM
- USS POSCO
- AM MEXICO
INDIA
- JINDAL (JSL, JSPL, JSW)
- Indian Steel
- LIoyds Steel
- TATA Steel
- Tinplate
- Essar Steel
- SAILS Group
- POSCO IDPC
- POSCO Maharashtra
- BHUSHAN
- BPSL
- CMI FPE
- ESMECH
- TENOVA INDIA
Taiwan
- CSC
- CHSC
- YUSCO
- SYS
- HLS
- PTE
- SCS
- TYI
- DSC
Japan
- NSC: Yahata, Kimitsu Hikari, Hirohata
- JFE Steel: Keihin, Chiba Fukuyama
- HESCO(S.P Eng)
- M-H Metals Machinery
- KOBLECO
- Hyogo Machinery
- JP-SPCO
Vietnam
- POSCO VST
- POSCO VIETNAM
Malaysia
- CSC Malaysia






