| 1 | ASTHA BRICK | North 24 Parganas | Basirhat | VILL+P.O.-BANKRA |  | | | | |
| 2 | ASTHA SEVA SADAN | Coochbehar | Dinhata | NETAJI ROAD | | | | | |
| 3 | ASTHAVINAYAK POLY SACKS PVT LTD | North 24 Parganas | Barrackpore | DANGADIGHLA, BANDIPUR | | | | | |
| 4 | ASUDHA- O- PATHYA | Hooghly | Chandannagar | Vill- Nawpara, Seakhala Road | | | | | |
| 5 | ASUTHOSH KOYAL | North 24 Parganas | Barasat | Kamdhuni. P.O- Kamdhuni | | | | | |
| 6 | ASUTOSH HALDER SMRITI STORES | Nadia | Krishnanagar Sadar | 59, BAGULA ROAD | | | | | |
| 7 | ASUTOSH LODGE AND HOTEL | Birbhum | Rampurhat | MUNDAMALINI Rd,TARAPITH | | | | | |
| 8 | ATAL TEA ESTATE FACTORY | Darjeeling | | PO. HATHIGHISA | | | | | |
| 9 | ATANU MAJUMDER | Birbhum | Bolpur | SRINIKETAN ROAD, BOLPUR, BIRBHUM | | | | | |
| 10 | ATASHI FUELS | Dakshin Dinajpur | Balurghat | CHAKVRIGU | | | | | |
| 11 | ATCIS TECHNOLOGY PVT. LTD. | North 24 Parganas | Bidhannagar | Block-EP, J-1/5 Kariwala Tower, 7th & 8th floor, sector- V, Salt Lake | | | | | |
| 12 | ATEEB ENTERPRISES (LETHER PRODUCTS) | Paschim Bardhaman | Asansol | G.T. ROAD, ASANSOL, PIN 713301 | | | | | |
| 13 | A.T ENTERPRISE | Hooghly | Serampore | SUBHASH PALLY, DANKUNI HOUSING | | | | | |
| 14 | A.T. ENTERPRISE | South 24 Parganas | Alipore | C/o- Ipsen Technologies Pvt. Ltd. D.H. Road, Bhasa, Kanchowki | | | | | |
| 15 | ATITHINIBAS (A UNIT OF BAROBISHA BABOSAYEE SAMITY) | Alipurduar | Alipurduar | Vill-Purba Chakchaka,PO-Barobisha,PS-Kumargram | | | | | |
| 16 | ATLAS HEALTHCARE SOFTWARE INDIA PVT. LTD. | North 24 Parganas | Bidhannagar | Bengal Intelligent Park, Omega Building, 5th Floor, Block EP and GP, Sector-V, Saltlake, Kolkata-700091 | | | | | |
| 17 | ATREYEE GAS SERVICES | Dakshin Dinajpur | Balurghat | jalghar, balurghat. Dakshin Dinajpur | | | | | |
| 18 | ATRYEE RCB | Dakshin Dinajpur | Balurghat | BOLLA, ATREYEE, BALURGHAT, D/D | | | | | |
| 19 | ATTCON PROJECTS PVT. LTD. (PROJECT-MALINI HEIGHTS) | South 24 Parganas | Baruipur | 1029, N. S. Road, P.O.-Sonarpur | | | | | |
| 20 | AUCKLAND INTERNATIONAL | North 24 Parganas | Barrackpore | Jagatdal | | | | | |
| 21 | AUDIOVISUAL | Dakshin Dinajpur | Gangarampur | D.B.Road,P.O. & P.S.: Gangarampur, Word No: 06. | | | | | |
| 22 | A. U. EXPORTS | Kolkata | | 9, Kali Prasanna Singhee Road, Kolkata-700 002 | | | | | |
| 23 | AURO IMPEX & CLEMICALS PVT. LTD | Hooghly | Chinsurah | KANAJULI NH 2 | | | | | |
| 24 | AURORA BOX INDUSTRIES | Kolkata | | 30/D, SHIB KRISHNA DAW LANE, | | | | | |
| 25 | AURORA STUDIO PVT LTD,125A LELIN SARANI,KOL-13 | North 24 Parganas | Bidhannagar | GN 34/1 SEC V SALT LAKE | | | | | |
| 26 | AUTO CARE | Nadia | Ranaghat | 34, NH ROAD, RANAGHAT | | | | | |
| 27 | AUTO CARE | Birbhum | Suri Sadar | DANGALPARA,SURI,BIRBHUM,WARD NO-08 | | | | | |
| 28 | AUTO CARE CENTRE | Hooghly | Chandannagar | Vill + P.O. - Malia | | | | | |
| 29 | AUTO CARE FILLING CENTRE | North 24 Parganas | Barasat | 35, JESSORE ROAD( NORTH) | | | | | |
| 30 | AUTO CAROIAGE PVT.LTD. | North 24 Parganas | Barasat | 157, Jessore Road.Sukanta Nagar | | | | | |
| 31 | AUTO EXCHANGE | Jalpaiguri | Jalpaiguri Sadar | BABU PARA JALPAIGURI | | | | | |
| 32 | AUTO HI-LINK FORCE | Paschim Bardhaman | Durgapur | GT ROAD,OLD COURT MORE,BHIRINGI | | | | | |
| 33 | AUTO LIFE BATTERY | Birbhum | Suri Sadar | DANGALPARA,SURI,BIRBHUM,WARD NO-08 | | | | | |
| 34 | AUTO LOGISTIC INDIA | Hooghly | Chinsurah | GOBINDAPUR, PANCHAYAT BABNAN , PS DADPUR BLOCK POLBA DADPUR | | | | | |
| 35 | AUTO LUBRICANTS | Dakshin Dinajpur | Gangarampur | Barail,(near Court More) Buniadpur, Ward-03,P.S.-Banshihari, | | | | | |
| 36 | AUTOMETIC XEROX CENTRE | Hooghly | Chinsurah | PANDUA SARADHAPALLY HOOGHLY 712149 | | | | | |
| 37 | AUTOMOBILE | Nadia | Krishnanagar Sadar | STATION ROAD DEBOGRAM | | | | | |
| 38 | AUTO MOVERS | Birbhum | Suri Sadar | DANGALPARA,SURI,BIRBHUM,WARD NO-15 | | | | | |
| 39 | AUTO SALES | Paschim Medinipur | Kharagpur | Inda O.T. Road, P.O-Inda | | | | | |
| 40 | AUTO SERVICE STATION | South 24 Parganas | Diamond Harbour | DIAMOMD HARBOUR MAIN ROAD | | | | | |
