| DIGITAL WORLD | 356/20 SAHID KHUDIRAM BOSE SARANI, KALINDI, KOLKATA-700030, NR CHASHI PARA MASJID/TRIBENI APPARTMENT – 700089 | 8697636187 |
| Global Aqua Solutions | 26/1 FAKIR PARA ROAD, NR shaw Public school, Kolkata-700034 – 700034 | 9883564607 |
| Micro Electronics | 273 B T Road, Opp Baranagar Cesc Office Kolkata-West Bengal – 700036 | |
| Neo Micro Systems | 67B, Bondel Road Kolkata-West Bengal – 700019 | |
| Neo Micro systems | P25 ARKEDIA BEHALA, NR ARKEDIA COMMUNITY HALL, KOLKATA-700034 – 700034 | |
| Smart Electronics | Service Center Address : Vill-Kalagachia, Po-Sarisha, Ps- Diamond Harbour, Dist South 24 Parganas Kolkata-West Bengal – 700063 | 8336087569 |
| Snowy Enterprise | 48F, Kankulia Road Kolkata-West Bengal – 700029 | 9123740122 |
| Unique Service Center | L1 / 7 Vidya Sagar Upanibesh Kolkata-West Bengal – 700047 | 9732892945 |
| ZEN WORLD | 22/1 P.K.Guha Road , Dumdum Cantonment, Kolkata-700028 – 700028 | 8420188367 |
