| 1 | UDAIPUR MARBLES | Paschim Bardhaman | Durgapur | MUKHERJEE COMPLEX,BHIRINGI MORE(WEST) |  | | | | |
| 2 | UDAY INDUSTRIES | Hooghly | Chinsurah | Kalachara, Chanditala | | | | | |
| 3 | UDAY KARMAKAR SAW MILL | Birbhum | Rampurhat | AAKALIPUR | | | | | |
| 4 | UDAY KUMAR MITRA | South 24 Parganas | Alipore | C/O- B.S. PROGRESSIVE PVT. LTD., GANGARAMPUR, DIAMOND HARBOUR ROAD, P.O. - DAKSHIN ALIPORE, G.P. - GOBINDAPUR | | | | | |
| 5 | UDAY MAHATO MISTI BHANDAR | Uttar Dinajpur | Islampur | KARANDIGHI BUS STAND | | | | | |
| 6 | UDDIN MINI RICE MILL | Purba Bardhaman | Bardhaman (North) | Vill and P.O. -Kshetia | | | | | |
| 7 | U.D ENGINEERING | Purba Medinipur | Haldia | Durgachak | | | | | |
| 8 | UD SOLUTION PVT. LTD. | North 24 Parganas | Bidhannagar | P.S. Srijan Corporate Park, Tower-I, 19th Floor, Unit - 1910, Plot G-2, Block GP, Saltlake, Sector-V, Kolkata - 700091 | | | | | |
| 9 | UGNA POLY INDUSTRIES | North 24 Parganas | Barrackpore | SADARHAT, KARNAMADHABPUR, GHOLA700110 | | | | | |
| 10 | UIC UDYOG LIMITED | Nadia | Kalyani | IGC, PHASE-III, KALYANI | | | | | |
| 11 | UJJAL AICH | Jalpaiguri | Mal Bazar | Subhash More, Mal | | | | | |
| 12 | UJJAL BEEDI | North 24 Parganas | Basirhat | VILLAGE - BASANTI TALA, P.O.- SIMULIA KALIBARI | | | | | |
| 13 | UJJAL BRICK FIELD | South 24 Parganas | Canning | VILLAGE - RAJAPUR, P.O.- TALDI | | | | | |
| 14 | UJJAL BRICK FIELD { CONSTRUCTION} | South 24 Parganas | Canning | RAJAPUR | | | | | |
| 15 | UJJAL SUZUKI | Murshidabad | Domkal | VILL. RANINAGAR. P.O.+ P.S. RANINAGAR DIST. MURSHIDABAD | | | | | |
| 16 | UJJIVAN SMALL FINANCE BANK | Hooghly | Chinsurah | DHANIAKHALI COLLEGE MORE | | | | | |
| 17 | UJJIVAN SMALL FINANCE BANK | Birbhum | Bolpur | BAHINA MORE BUS STAND, FATEPUR, MOLLARPUR, BIRBHUM | | | | | |
| 18 | UJJIVAN SMALL FINANCE BANK | North 24 Parganas | Barasat | JESSORE ROAD, JAIGACHI, OPP- ANJALI PALACE, | | | | | |
| 19 | UJJIVAN SMALL FINANCE BANK | Paschim Bardhaman | Durgapur | VILL-PRAYAGPUR, P.O.- PANAGAGHBAZAR | | | | | |
| 20 | UJJIVAN SMALL FINANCE BANK LTD. | Dakshin Dinajpur | Balurghat | HILI MORE | | | | | |
| 21 | UJJWAL SENGUPTA | Bankura | Khatra | Haritoki,Kenduadihi,Bankura | | | | | |
| 22 | ULTIMATE DIAGNOSTICS CENTRE | Hooghly | Chinsurah | Jirat Station Road | | | | | |
| 23 | ULTRATECH CEMENT LIMITED | Kolkata | Kolkata | 22, CAMAC STREET, 4TH FLOOR,KOLKATA-700016 | | | | | |
| 24 | ULTRATECH CEMENT LTD | Kolkata | Kolkata | Kolkata | | | | | |
| 25 | ULTRA TECH CEMENT LTD. (UNIT :SONAR BANGLA CEMENT WORKS) | Murshidabad | | , Dhala Villagem, Raghunathganj, Gankar, Murshidabad, 742227 | | | | | |
| 26 | ULTRATECH CEMENT LTD (UNIT ULTRATECH CONCERETE) | North 24 Parganas | Barasat | Vill Bishnupur Khamar P O +P S Rajarhat Kolkata 700135 | | | | | |
| 27 | ULTRATECH CEMENT LTD.(UNIT-ULTRA TECH CONCRETE) | North 24 Parganas | | JL-29, MOUZA-KHAMAR, VILL. BISHNUPUR, P.O.RAJARHAT, | | | | | |
| 28 | UM | Kolkata | Kolkata | Patipukur | | | | | |
| 29 | UMA AGRO INDUSTRIES | Purba Bardhaman | Bardhaman (North) | Irkora Galsi | | | | | |
| 30 | UMA BOOK STORES | Murshidabad | Kandi | TAHABAZAR, KANDI | | | | | |
| 31 | UMA BRICK INDUSTRIES | Howrah | Uluberia | KAMALPUR, RADHAPUR, HOWRAH | | | | | |
| 32 | UMA BRICKS | Jhargram | Jhargram | SRIPUR | | | | | |
| 33 | UMA CO OPERATIVE HOUSING SOCIETY LTD | Nadia | Kalyani | B-11/99, KALYANI | | | | | |
| 34 | UMADUTT RAMKISHAN | Bankura | Bankura Sadar | 14, RAJGANJ, RANIGANJ, BANKURA, PIN - 722101 | | | | | |
| 35 | UMA MEDICAL RELATED INSTITUTE PVT LTD | North 24 Parganas | Barasat | VIP ROAD,RAGHUNATHPUR,TEGHARIA | | | | | |
| 36 | UMANG BUSINESS CONSULTANT PVT. LTD. | Paschim Bardhaman | Durgapur | H.No: N/25 , Store No : UG -04,Junction Mall,City Centre | | | | | |
| 37 | UMAPATI CLOTH STORE | Paschim Bardhaman | Durgapur | SHANKARPUR MORE, STATION ROAD, UKHRA | | | | | |
| 38 | UMAPATI FASHION | Paschim Bardhaman | Durgapur | SHANKARPUR MORE, STATION ROAD, UKHRA | | | | | |
| 39 | UMARANI BASTRALAYA | Paschim Bardhaman | Durgapur | VILL, P.O, P.S - PANDAVESWAR, | | | | | |
| 40 | UMARANI DRESSES | Paschim Bardhaman | Durgapur | VILL, P.O, P.S - PANDAVESWAR, | | | | | |
