| SIA "Daugavpils reģionālā slimnīca" | 41503029600 | Human health activities |
| Valsts sabiedrība ar ierobežotu atbildību "Daugavpils psihoneiroloģiskā slimnīca" | 50003407881 | Human health activities |
| AS "LATVIJAS MAIZNIEKS" | 40003034051 | Manufacture of food products |
| SIA "INTERGAZ" | 51503023031 | Wholesale trade |
| SIA "INGRID A" | 41503003476 | Wholesale trade |
| SIA "AXON CABLE" | 41503025401 | Manufacture of electrical equipment |
| SIA "Daugavpils dzīvokļu un komunālās saimniecības uzņēmums" | 41503002485 | Services to buildings and landscape activities |
| SIA "Daugavpils ūdens" | 41503002432 | Water collection, treatment and supply |
| SIA "Daugavpils satiksme" | 41503002269 | Land transport and transport via pipelines |
| SIA "Pulsar Optics" | 40203279200 | Manufacture of computer, electronic and optical products |
| SIA SMD Baltic | 41503077263 | Manufacture of computer, electronic and optical products |
| SIA "Daugavpils siltumtīkli" | 41503002945 | Electricity, gas, steam and air conditioning supply |
| AS "DAUGAVPILS SPECIALIZĒTAIS AUTOTRANSPORTA UZŅĒMUMS" | 41503002447 | Services to buildings and landscape activities |
| SIA "LokRem" | 41503076319 | Manufacture of other transport equipment |
| AS "Latgales piens" | 41503028291 | Manufacture of food products |
| SIA "Daugavpils dzelzsbetons" | 41503019513 | Manufacture of other non-metallic mineral products |
| SIA "Ziegler" | 40003369111 | Manufacture of machinery and equipment n.e.c. |
| SIA "DITTON NAMS" | 41503008238 | Real estate activities |
| SIA "Regula Baltija" | 41503036161 | Manufacture of computer, electronic and optical products |
| SIA firma "ELLI V" | 41503018842 | Retail trade |
| SIA "MEAT UNION" | 41503053138 | Manufacture of food products |
| SIA "BELMAST" | 40003490550 | Manufacture of fabricated metal products, except machinery and equipment |
| SIA "Daugavpils autobusu parks" | 41503007196 | Land transport and transport via pipelines |
| SIA "BalticSofa" | 42103106369 | Retail trade |
| A/S "Daugavpils Lokomotīvju Remonta Rūpnīca" | 40003030219 | Manufacture of other transport equipment |
| SIA "METMATUS" | 40003655190 | Wholesale trade |
| SIA "Daugavpils bērnu veselības centrs" | 41503021397 | Human health activities |
| SIA "Labiekārtošana-D" | 41503003033 | Services to buildings and landscape activities |
| SIA "Daugavpils Olimpiskais centrs" | 40003244634 | Sports activities and amusement and recreation activities |
| SIA "SKINEST LATVIJA" | 40203520843 | Wholesale trade |
| SIA "Pieci PA" | 41503018880 | Wholesale trade |
| Valsts sabiedrība ar ierobežotu atbildību "Daugavpils teātris" | 41503037608 | Arts creation and performing arts activities |
| SIA "TEHAUTO LATGALE" | 41503027578 | Retail trade |
| SIA "DIADENT" | 41503057661 | Human health activities |
| AS "Ditton pievadķēžu rūpnīca" | 40003030187 | Manufacture of machinery and equipment n.e.c. |
| SIA "J. & K. Furniture" | 40203218386 | Retail trade |
| "Nexis Fibers" SIA | 41503040523 | Manufacture of chemicals and chemical products |
| SIA "LATINSOFT" | 41503001047 | Education |
| SIA "MAGISTR" | 41503002466 | Manufacture of textiles |
| SIA "ED & KO" | 41503021221 | Retail trade |
| SIA "DAUGAVPILS BOKSERU KLUBS" | 41503015140 | Retail trade |
| SIA "LAGRON" | 41503055270 | Construction of residential and non-residential buildings |
| SIA "ENERGO HELP" | 41503001333 | Food and beverage service activities |
| SIA firma "ANTARIS" | 41503000412 | Food and beverage service activities |
| SIA "Latgales Alus D" | 40003400519 | Land transport and transport via pipelines |
| Dayton Latgale SIA | 40103787066 | Repair, maintenance and installation of machinery and equipment |
| SIA "DL metal" | 41503076338 | Manufacture of fabricated metal products, except machinery and equipment |
| SIA "ITsolutions & programming" | 40203282535 | Computer programming, consulting and related activities |
| SIA "DAERS" | 41502010818 | Manufacture of food products |
| SIA "Specialplast" | 41503027879 | Manufacture of rubber and plastic products |
| SIA "Binitex" | 41503042280 | Computer programming, consulting and related activities |
| SIA "Geidans Solutions Latvia" | 41503052058 | Computer programming, consulting and related activities |
| SIA "LATTEPS" | 40003318609 | Manufacture of fabricated metal products, except machinery and equipment |
| SIA "LOREKS D" | 41503020300 | Land transport and transport via pipelines |
| SIA "DMP" | 41503067922 | Real estate activities |
| SIA "Latgales energobūve" | 41503045569 | Specialised construction activities |
| SIA "APTIEKA "DZIEDNIEKS"" | 41503022424 | Retail trade |
| SIA "Info dispecher" | 51503059221 | Investigation and security activities |
| SIA "DMD Trans" | 41503076770 | Land transport and transport via pipelines |
| SIA "FeNiCoGd" | 41503086603 | Architectural and engineering activities; technical testing and analysis |
| SIA "FDA SERVICE" | 41503074036 | Services to buildings and landscape activities |
| SIA "DEVITO" | 40203391331 | Services to buildings and landscape activities |
| SIA "Svente Mng" | 41503070208 | Sports activities and amusement and recreation activities |
| SIA "DEFASS-D" | 40003217833 | Construction of residential and non-residential buildings |
| SIA "Latgales Jumiķis" | 41503040129 | Wholesale trade |
| SIA "DVINSKA PLUS" | 41503025990 | Manufacture of food products |
| SIA "REM PRO" | 41503041904 | Architectural and engineering activities; technical testing and analysis |
| SIA "PRIVĀTKLĪNIKA "ĢIMENES VESELĪBA"" | 41503028412 | Human health activities |
| SIA "GRĪVAS POLIKLĪNIKA" | 41503015297 | Human health activities |
| SIA "Ditra SSC" | 44103136554 | Office administrative, office support and other business support activities |
| SIA "Latgales medicīnas centrs" | 41503046475 | Human health activities |
| SIA "ZVT Group" | 40103382173 | Wholesale trade |
| SIA "ILGO" | 41503064358 | Food and beverage service activities |
| SIA Pescara | 41503022513 | Wholesale trade |
| SIA "LogKom" | 41503076323 | Real estate activities |
| SIA "EAST WEAR" | 41503073897 | Manufacture of wearing apparel |
| SIA "STARS MET" | 41503061031 | Manufacture of fabricated metal products, except machinery and equipment |
| SIA "ANTARES LATGALE" | 41503003194 | Wholesale trade |
| SIA "Euro Energo Company" | 41503005000 | Wholesale trade |
| SIA "LARGO" | 40003265072 | Wholesale trade |
| SIA "DAUTRANS" | 40003187350 | Land transport and transport via pipelines |
| SIA Daugavpils pilsētas "Mednis" | 41503006190 | Land transport and transport via pipelines |
| SIA "InterGranit" | 41503040114 | Wholesale trade |
| SIA "AĻASKA D" | 41503029329 | Retail trade |
| SIA "MBT Group" | 41503086849 | Wholesale trade |
| SIA "FLAMINGO D" | 40002014325 | Wholesale trade |
| SIA "DERMATOVENEROLOGS" | 41503012479 | Human health activities |
| SIA TENKO Baltic | 40203533104 | Wholesale trade |
| SIA "KU Zilā Ezerzeme" | 41503010590 | Retail trade |
| SIA "LIMITS D" | 41503024143 | Wholesale trade |
| SIA "Goodman Group" | 41503064521 | Specialised construction activities |
| SIA "Auto Welle" | 51503066191 | Retail trade |
| SIA "Tava Tehnika Veikali" | 40203529984 | Retail trade |
| SIA "Latsweets" | 41503068171 | Manufacture of food products |
| SIA "DEFIA" | 51503067981 | Retail trade |
| SIA "Tehniķis 96" | 41503016409 | Wholesale trade |
| SIA "Bell Invest" | 40003644962 | Real estate activities |
| SIA "DAUGAVA PLUS" | 40003178042 | Wholesale trade |
| SIA "BM INDUSTRIAL" | 41503040203 | Manufacture of fabricated metal products, except machinery and equipment |
| SIA "PRINT & SERVISS" | 41503049293 | Wholesale trade |