- JINDAL PIPES LTD. (JPL) - DP JINDAL GROUP
- SURYA ROSHNI LIMITED
- GOODLUCK INDIA LIMITED
- ZENITH BIRLA INDIA LIMITED
- ADVANCE STEEL AND TUBES LIMITED
- MKK METAL SECTIONS PRIVATE LIMITED
- SHYAM METALICS AND ENERGY LIMITED
- SWASTIK PIPE LIMITED
- MODERN INDUSTRIES
- BMW INDUSTRIES LIMITED
- UTKARSH PIPE LIMITED
- ORIENT STEEL INDUSTRIES LIMITED
- VISHAL PIPE LIMITED
- DADU PIPE LIMITED
- NIPPON TUBES LIMITED
- RAWALWASIA ISPAT UDYOG PRIVATE LIMITED.
- STEEL AND METAL TUBES (I) PRIVATE LIMITED
- RR ISPAT (A UNIT OF GODAWARI POWER & ISPAT LTD.) HIRA GROUP
- RAWALWASIA STEEL PLANT PRIVATE LIMITED
- RIDDHI STEEL AND TUBE LIMITED.
- NEZONE TUBES LIMITED
- TAMILNADU STEEL TUBES LTD
- CHETNA STEEL TUBES PRIVATE LIMITED
- NAVRATAN PIPE & PROFILE LIMITED
- SKP PIPE INDUSTRIES LIMITED
