| N B S Securities Private Limited | ICC | Base | Kolkata |
| N K A Commercial Private Limited | ICC | Base | Kolkata |
| N M Finance & Investment Consultancy Limited | ICC | Base | Kolkata |
| N T Marketing Private Limited | ICC | Base | Kolkata |
| N.B.I. Industrial Finance Company Limited | Type I | Base | Kolkata |
| Naatta Marketings Private Limited | ICC | Base | Kolkata |
| NABS Finserv Private Limited | ICC | Base | Kolkata |
| Nachiketa Gift Ads Private Limited | ICC | Base | Kolkata |
| Naga Dhunseri Group Limited | ICC | Middle | Kolkata |
| Nagancheji Credit Private Limited | ICC | Base | Kolkata |
| Nagarjun Textiles India Private Limited | ICC | Base | Kolkata |
| Nagarjuna Seeds & Agro Chemicals Private Limited | ICC | Base | Kolkata |
| Nagina Exports & Finvest Private Limited | ICC | Base | Kolkata |
| Nagreeka Capital & Infrastructure Limited | ICC | Base | Kolkata |
| Nahar Viniyog Private Limited | ICC | Base | Kolkata |
| Nahata Estate Private Limited | ICC | Base | Kolkata |
| Nairit Tie-Up Private Limited | ICC | Base | Kolkata |
| Naman Barter Private Limited | ICC | Base | Kolkata |
| Naman Commodities Private Limited | ICC | Base | Kolkata |
| Namaste Management Private Limited | ICC | Base | Kolkata |
| Namokar Leasing Private Limited | ICC | Base | Kolkata |
| Namokar Vinimay Private Limited | ICC | Base | Kolkata |
| Nandan Kanan Barter Private Limited | ICC | Base | Kolkata |
| Nandeshwar Fintrade Private Limited | ICC | Base | Kolkata |
| Narantak Dealcomm Limited | ICC | Middle | Kolkata |
| Narayan Finvest Private Limited | ICC | Base | Kolkata |
| Narbheram Finance Co. Private Limited | ICC | Base | Kolkata |
| Narbheram Leasing Co Private Limited | ICC | Base | Kolkata |
| Narendra Promoters & Fincon Private Limited | ICC | Base | Kolkata |
| Narnolia Capital Advisors Private Limited | ICC | Base | Kolkata |
| Narottamka Commodities Private Limited | ICC | Base | Kolkata |
| Narottamka Mercantile Private Limited | ICC | Base | Kolkata |
| Narottamka Trading & Finvest Private Limited | ICC | Base | Kolkata |
| Narottamka Vanijya Private Limited | ICC | Base | Kolkata |
| Naseeb Commodities Private Limited | ICC | Base | Kolkata |
| Naswar Consultant Private Limited | ICC | Base | Kolkata |
| Nathdwara Investment Co Limited | Type I | Base | Kolkata |
| National Bearing Company (Jaipur) Limited | Type I | Base | Kolkata |
| Navalco Commodities Private Limited (Name as per MCA - Cygnus Investments & Finance Private Limited) | ICC | Base | Kolkata |
| Navana Trading Co. Private Limited | ICC | Base | Kolkata |
| Navantuc Trexim Private Limited | ICC | Base | Kolkata |
| Navin Agro Industries Limited | ICC | Base | Kolkata |
| Navin Brothers Private Limited | ICC | Base | Kolkata |
| Navin Construction & Credit Private Limited | ICC | Base | Kolkata |
| Navin Trafin Private Limited | ICC | Base | Kolkata |
| Naviplast Suppliers Private Limited | ICC | Base | Kolkata |
| Navnirvan Agencies Limited | ICC | Base | Kolkata |
| Navnita Dealcomm Private Limited | ICC | Base | Kolkata |
| Navnita Tradeffin Private Limited | ICC | Base | Kolkata |
| Navoday Agencies Private Limited | ICC | Base | Kolkata |
| Navodaya Trimpex Pv Limited | ICC | Base | Kolkata |
| Navsari Commodities Private Limited | ICC | Base | Kolkata |
| Navy Agencies Private Limited | ICC | Base | Kolkata |
| Nawal Investment Private Limited | ICC | Base | Kolkata |
| Nawkar Fiscal Services Private Limited | ICC | Base | Kolkata |
| Nawneet Marketing Private Limited | ICC | Base | Kolkata |
| Neel Path Suppliers Private Limited | ICC | Base | Kolkata |
| Neelachal Marketing Private Limited | ICC | Base | Kolkata |
| Neelam Finvest Private Limited | ICC | Base | Kolkata |
| Neelam Securities Private Limited | ICC | Base | Kolkata |
| Neelanchal Udyog Limited | ICC | Base | Kolkata |
| Neelkantha Steels Private Limited | ICC | Base | Kolkata |
| Neelpath Marketing Private Limited | ICC | Base | Kolkata |
| Neena Projects Private Limited | ICC | Base | Kolkata |
| Neepro Trading Company Private Limited | ICC | Base | Kolkata |
| Neet Neel (India) Private Limited | ICC | Base | Kolkata |
| Neev Credit Limited | ICC | Base | Kolkata |
| Negamum Tradelink Private Limited | ICC | Base | Kolkata |
| Negus Distributors Private Limited | ICC | Base | Kolkata |
| Neha Fiscal Services Private Limited | ICC | Base | Kolkata |
| Neha Marketing Private Limited | ICC | Base | Kolkata |
| Neil Industries Limited | ICC | Base | Kolkata |
| Nem Sagar Resources Private Limited | ICC | Base | Kolkata |
| Nemlaxmi Commercials & Finance Private Limited | ICC | Base | Kolkata |
| Neoworth Commercial Private Limited | ICC | Middle | Kolkata |
| Neptune Credit Company Private Limited | ICC | Base | Kolkata |
| Netron Business Private Limited | ICC | Base | Kolkata |
| Netscope Dealcomm Private Limited | ICC | Base | Kolkata |
| Neuraty Mercantile Private Limited | ICC | Base | Kolkata |
| New Arena Holdings Private Limited | ICC | Base | Kolkata |
| New Mount Trading & Investment Co Limited | ICC | Base | Kolkata |
| New View Consultants Private Limited | ICC | Base | Kolkata |
| Newa Investments Private Limited | Type I | Base | Kolkata |
| Newatia Finance & Leasing Private Limited | ICC | Base | Kolkata |
| Newjet Trexim Private Limited | ICC | Base | Kolkata |
| Newview Fintrade Private Limited | ICC | Base | Kolkata |
| Nezone Traders P Limited | ICC | Base | Kolkata |
| Nicholson Vanijya Private Limited | ICC | Base | Kolkata |
| Nidhi Trading Co Private Limited | ICC | Base | Kolkata |
| Nightingle Merchants Private Limited | ICC | Base | Kolkata |
| Nihal Fiscal Services Private Limited | ICC | Base | Kolkata |
| Niharika India Limited | ICC | Base | Kolkata |
| Nihon Commodities P Limited | ICC | Base | Kolkata |
| Nihon Finvest Private Limited | ICC | Base | Kolkata |
| Nikhar Commodities Private Limited | ICC | Base | Kolkata |
| Nikhil Finco & Properties Private Limited | ICC | Base | Kolkata |
| Nikhil Fincom Private Limited | ICC | Base | Kolkata |
| Nikita Electro Trades Private Limited | ICC | Base | Kolkata |
| Nikon Commercial Private Limited | ICC | Base | Kolkata |
| Nikung Properties Private Limited | ICC | Base | Kolkata |
| Nilamber Tradelink Private Limited | ICC | Base | Kolkata |
| Nilgiri Marketing Private Limited | ICC | Base | Kolkata |
| Nilgiri Mercantiles Private Limited | ICC | Base | Kolkata |
| Nilgiri Vinimay P Limited | ICC | Base | Kolkata |
| Nilhat Promoters & Fiscal Private Limited | ICC | Base | Kolkata |
| Nilkamal Properties Private Limited | ICC | Base | Kolkata |
| Nilliampathy Tracon Private Limited | ICC | Base | Kolkata |
| Nimbus Vinimay Private Limited | ICC | Base | Kolkata |
| Nion Vyapaar Private Limited | ICC | Base | Kolkata |
| Nipha Finance Private Limited | ICC | Base | Kolkata |
| Niraj Fiscal Services Private Limited | ICC | Base | Kolkata |
| Nirlon Trade & Finance Private Limited | ICC | Base | Kolkata |
| Nirmal Viniyog Private Limited | ICC | Base | Kolkata |
| Nirmaldeep Resources Limited | ICC | Base | Kolkata |
| Nirmohi Steel Private Limited | ICC | Base | Kolkata |
| Nisha Hire Purchase Private Limited | ICC | Base | Kolkata |
| Nishchinta Holdings Private Limited | ICC | Base | Kolkata |
| Nishel Investment & Trading Co Limited | ICC | Base | Kolkata |
| Nissan Merchandise Private Limited | ICC | Base | Kolkata |
| Nitesh Credit & Investment Company Limited | ICC | Base | Kolkata |
| Nitika Finance Private Limited | ICC | Base | Kolkata |
| Nivedan Investments & Trading Co Private Limited | ICC | Base | Kolkata |
| Nivedan Vyapaar Private Limited | ICC | Base | Kolkata |
| Nivedeeka Commercial P Limited | ICC | Base | Kolkata |
| Nivedita Leasing & Financial Services Private Limited | ICC | Base | Kolkata |
| NKP Finvest Private Limited | ICC | Base | Kolkata |
| Nobel Consultancy Private Limited | ICC | Base | Kolkata |
| Noble Communications Private Limited | ICC | Base | Kolkata |
| Noel Merchants Private Limited | ICC | Base | Kolkata |
| Noiaty Dealcom Private Limited | ICC | Base | Kolkata |
| Norfiox Vincom Private Limited | ICC | Base | Kolkata |
| Nortel Agents Private Limited | ICC | Base | Kolkata |
| Nortel Agro Private Limited | ICC | Base | Kolkata |
| Nortel Cosmetics Private Limited | ICC | Base | Kolkata |
| North Eastern Exporters Limited | ICC | Base | Kolkata |
| North Star Commodities Private Limited | ICC | Base | Kolkata |
| Nouveau Metal Industries Limited | ICC | Base | Kolkata |
| Nova Vyapar Private Limited | ICC | Base | Kolkata |
| Novel Finvest Private Limited | ICC | Base | Kolkata |
| Novel Suppliers Private Limited | ICC | Middle | Kolkata |
| Novex Tex Private Limited | ICC | Base | Kolkata |
| Novjoy Emporium Private Limited | ICC | Base | Kolkata |
| Novoflex Cable Care Systems Private Limited | ICC | Base | Kolkata |
| NPR Finance Limited | ICC | Base | Kolkata |
| Nri Investments Limited | ICC | Base | Kolkata |
| Nucleus Traders Private Limited | ICC | Base | Kolkata |
| Nuco Merchandise Private Limited | ICC | Base | Kolkata |
| Nupur Carpets Private Limited | ICC | Base | Kolkata |
| Nupur Fiscal Services Private Limited | ICC | Base | Kolkata |
| Nusarwar Merchants Private Limited | ICC | Base | Kolkata |
| Nutan Trade & Credit Private Limited | ICC | Base | Kolkata |
| Nutshell Commercial Private Limited | ICC | Base | Kolkata |
| Nutshell Vyapar Private Limited | ICC | Base | Kolkata |