- RK
- RKM Chemical Industries
- RLJ WOVEN SACKS PVT LTD
- RLJS Industrial Solutions Private Limited
- RND STEELS LIMITED
- ROHIT ENTERPRISES, PARADIP
- Rohit Shah
- ROOS TEMPKOOL LTD
- ROOTS MULTICLEAN LIMITED Kolkata
- ROSCO SMART CARD
- Royal facility service
- RSK Marine & Logistics Services
- RUBY Enterprises
- Ruby Enterprises Haldia
- Ruia Chemicals Pvt. Ltd
- RUKMINI CORPORATION
- RUNGTA MOULDINGS PVT LTD
- Rungta Project Pvt Ltd
- Rupa Global Pvt Ltd
- S & S INTERNATIONAL TRADERS
- S and T Agrotech Private Limited
- S Basu
- S D AGARWAL
- S D Enterprise
- S Enterprise Howrah
- S K Enterprises
- S K MINERALS AGENCIES private limited
- S K SALES AND SERVICE
- S N Enterprises.
- S Nomi & Co
- S P E Corparation Estate Ltd
- S P UDYOG
- S R Electrical Private Limited
- S S Enterprise
- S S Refineries Pvt Ltd
- S. B. TECHNOLOGY
- S. Banerjee
- S. k. arshad & company
- S. R. D. S. Medichem Sales & Services Private Limited
- S.B Scientific works
- S.K. ENTERPRISES
- S.K.Industrial Corporation
- S.P ENTERPRISE
- S.P. Enterprise
- S.R.Industries
- S.S. Enterprises
- S.S.ENGINEERING
- S.S.Polyfusion
- SA Enterprise
- Sabita Automobiles
- Sacham Enterprises
- SADHAV SHIPPING LIMITED (KOLKATA)
- Sadhav shipping ltd. (Paradeep)
- Safe Corporation
- Sagar Marine and Engineering Co
- Sagarica Enterprise
- Saha Steel P Ltd
- Sahay Steel Industries
- SAHIL INTERNATIONAL SERVICES
- SAHU CHEMICALS & SCIENTIFIC WORKS
- Sai Fertilizers Pvt. Ltd
- Sai Shibani Enterprises
- SAI SULPHONATES PVT. LTD
- Saila shipping & clearing agency pvt. ltd.
- Sailes Mondal
- Saj Food Products Pvt Ltd
- SAKURA LOGISTICS PVT LTD
- SALIL CHEMICAL INDUSTRIES
- Salts and Chemicals Pvt Ltd
- Salvia Scientific
- SAMNANI VENTURES LLP
- Samship Marine Services LLP
- samtaz care pvt. ltd.
- Sandeep
- Sandeepani International Limited
- Sandhya Enterprise
- Sandip Mondal
- SANDIP TRADE INTERNATIONAL
- Sandvik Mining
- Sankar Pharmacitcal Saand
- SANPRO CHEMICALS PVT. LTD.
- Sansun Mercantile Pvt Ltd Kol
- SANTMEHI INFRASTRUCTURE PRIVATE LIMITED
- Santosh sha
- SAP TECH INDIA
- Saraf Impex Company
- Saraswati Chemicals
- Saraswati Tech Infra Pvt Ltd
- Sarda Chemicals
- Sarda Iron & Steel Company
- Sarralle Equipments India Pvt. Ltd
- SATI DRUGS and SURGICALS
- Satish Rosin & Turpentine Works
- Saturn Ship Agencies Pvt Ltd
- SATYAM ENTERPRISES
- Sayan Ghosh
- SBAPL
- SBR Engineering and Chemicals
- SC Electrics
- SC Enterprise