| 1 | CONSTANTA SOUTH CONTAINER TERMINAL SRL | Municipiul Constanţa | Constanţa | 167.8 m | 591 |
| 2 | RIVER BROKERAGE SRL | Municipiul Constanţa | Constanţa | 27.0 m | 64 |
| 3 | CMA CGM ROMANIA SA | Municipiul Constanţa | Constanţa | 16.6 m | — |
| 4 | SILK ROUTE SHIPPING SRL | Municipiul Constanţa | Constanţa | 16.2 m | 29 |
| 5 | OCEANIS GLOBAL LOGISTICS S.R.L. | Municipiul Constanţa | Constanţa | 10.4 m | 12 |
| 6 | COMPANIA NAŢIONALĂ ADMINISTRAŢIA PORTURILOR DUNĂRII MARITIME SA | Municipiul Galaţi | Galaţi | 10.0 m | 114 |
| 7 | COSCO ROMANIAN SHIPPING AND TRADING SRL | Municipiul Constanţa | Constanţa | 9.9 m | 24 |
| 8 | SOL MARITIME SERVICES SRL | Municipiul Constanţa | Constanţa | 8.0 m | 21 |
| 9 | ARIES SHIPPING AGENCY SRL | Municipiul Constanţa | Constanţa | 6.7 m | 29 |
| 10 | MEDITERANEAN SHIPPING AGENCY S.R.L. | Municipiul Constanţa | Constanţa | 6.6 m | 50 |
| 11 | BLACK SEA SERVICES SRL | Municipiul Constanţa | Constanţa | 6.5 m | 120 |
| 12 | AIR & SEA CONTAINER SHIPPING SRL | Comuna Agigea | Constanţa | 6.5 m | 12 |
| 13 | DANUBE DELTA SHIPPING S.R.L. | Municipiul Constanţa | Constanţa | 5.1 m | 2 |
| 14 | AIRBORNE GLOBAL SERVICES SRL | Loc. Ovidiu, Oraş Ovidiu | Constanţa | 4.9 m | 17 |
| 15 | COMPANIA DE REMORCARE MARITIMA COREMAR SA | Municipiul Constanţa | Constanţa | 4.6 m | 179 |
| 16 | SEA CONTAINER SHIPPING & LOGISTICS S.R.L. | Municipiul Constanţa | Constanţa | 4.0 m | 19 |
| 17 | LIVAMEX SRL | Municipiul Tulcea | Tulcea | 3.2 m | 15 |
| 18 | SALVAMIRAL S.R.L. | Sat 23 August, Comuna 23 August | Constanţa | 3.2 m | 30 |
| 19 | DELTA SHIPPING AGENCY SRL | Municipiul Constanţa | Constanţa | 3.1 m | 14 |
| 20 | VB MARINE SOCIETATE CU RASPUNDERE LIMITATĂ | Sat Agigea, Comuna Agigea | Constanţa | 2.9 m | 4 |
| 21 | BOSPHORUS SHIPPING AGENCY SRL | Bucureşti Sectorul 1 | Bucureşti | 2.9 m | 17 |
| 22 | TERRASECURE PROJECTS S.R.L. | Sat Agigea, Comuna Agigea | Constanţa | 2.6 m | 1 |
| 23 | BEST MARINE SHIPPING SRL | Municipiul Galaţi | Galaţi | 2.5 m | 4 |
| 24 | BYRON SHIPPING SRL | Loc. Năvodari, Oraş Năvodari | Constanţa | 2.2 m | 9 |
| 25 | BRG LINES MARITIME S.R.L. | Municipiul Constanţa | Constanţa | 2.1 m | 13 |
| 26 | SAMMARINA SA | Municipiul Constanţa | Constanţa | 2.1 m | 2 |
| 27 | CATONI AND CO ROMANIA SRL | Municipiul Constanţa | Constanţa | 1.6 m | 6 |
| 28 | PHOENIX RIVER TRANS SRL | Municipiul Constanţa | Constanţa | 1.5 m | 35 |
| 29 | SIRIUS SHIPPING & SERVICES S.R.L. | Municipiul Constanţa | Constanţa | 1.5 m | 4 |
| 30 | NEMO PRO DIVING SRL | Sat Agigea, Comuna Agigea | Constanţa | 1.4 m | 24 |
| 31 | ADMINISTRATIA ZONEI LIBERE SULINA RA | Loc. Sulina, Oraş Sulina | Tulcea | 1.4 m | 25 |
| 32 | PHOENIX SHIPPING AND TRADING LTD.CO. SRL | Municipiul Constanţa | Constanţa | 1.4 m | 23 |
| 33 | MIDMAR STAR SRL | Sat Valu lui Traian, Comuna Valu lui Traian | Constanţa | 1.4 m | 5 |
| 34 | COMPASS TRADING & MANAGEMENT SRL | Loc. Eforie Sud, Oraş Eforie | Constanţa | 1.2 m | 6 |
| 35 | TOMIS MARINA MANAGEMENT SRL | Bucureşti Sectorul 1 | Bucureşti | 1.1 m | 10 |
| 36 | HCS AVANTAJ S.R.L. | Loc. Techirghiol, Oraş Techirghiol | Constanţa | 1.1 m | 30 |
| 37 | EPG AGRIPROD EXPERT S.R.L. | Municipiul Galaţi | Galaţi | 1.1 m | 3 |
| 38 | COMPANIA NATIONALA ADMINISTRATIA PORTURILOR DUNARII FLUVIALE SA | Municipiul Giurgiu | Giurgiu | 1.1 m | 126 |
| 39 | MULTRASHIP ROMANIA SRL | Bucureşti Sectorul 1 | Bucureşti | 1.0 m | 18 |
| 40 | SALVAMAR SERVICE S.R.L. | Loc. Techirghiol, Oraş Techirghiol | Constanţa | 1.0 m | 53 |
| 41 | IBB SUPPLY AND SERVICES S.R.L. | Municipiul Constanţa | Constanţa | 1.0 m | 6 |
| 42 | NEMO DIVING INSHORE S.R.L. | Comuna Agigea | Constanţa | 998 k | 6 |
| 43 | NAVLOMAR MARITIME SRL | Municipiul Constanţa | Constanţa | 969 k | 21 |
| 44 | SIGMA S SRL | Municipiul Galaţi | Galaţi | 955 k | 6 |
| 45 | LUKAS MARITIM SRL | Sat Agigea, Comuna Agigea | Constanţa | 943 k | 48 |
| 46 | COMPANIA NAŢIONALĂ ADMINISTRAŢIA CANALELOR NAVIGABILE SA | Sat Agigea, Comuna Agigea | Constanţa | 941 k | 398 |
| 47 | CAMAR CO.LTD. SRL | Municipiul Constanţa | Constanţa | 908 k | 5 |
| 48 | SEAHORSE MARITIME SRL | Municipiul Constanţa | Constanţa | 818 k | 7 |
| 49 | AVALON SHIPPING SRL | Municipiul Galaţi | Galaţi | 783 k | 5 |
| 50 | JJMARINE SHIPPING & TRADING SRL | Municipiul Constanţa | Constanţa | 767 k | 1 |
| 51 | EIGHTY SHIPPING SRL | Sat Sălceni, Comuna Ceatalchioi | Tulcea | 749 k | 1 |
| 52 | CANAL SEA SERVICES SRL | Municipiul Constanţa | Constanţa | 729 k | 127 |
| 53 | BREAK BULK SERVICES SRL | Municipiul Constanţa | Constanţa | 705 k | 9 |
| 54 | HYDROMAR RIVER S.R.L. | Loc. Cernavodă, Oraş Cernavodă | Constanţa | 698 k | 4 |
| 55 | PBN LOGISTICS S.A. | Municipiul Galaţi | Galaţi | 668 k | 168 |
| 56 | SYROM SHIPPING SRL | Municipiul Galaţi | Galaţi | 632 k | 6 |
| 57 | MARINE DIVING SRL | Loc. Eforie Sud, Oraş Eforie | Constanţa | 621 k | 2 |
| 58 | JACQUES COUSTEAU S.R.L. | Loc. Voluntari, Oraş Voluntari | Ilfov | 617 k | 1 |
| 59 | OPAL MARINE REPAIRS AND AGENCY S.R.L. | Municipiul Constanţa | Constanţa | 616 k | 1 |
| 60 | ORION SHIPPING SRL | Municipiul Constanţa | Constanţa | 613 k | 3 |
| 61 | RBK SHIPPING & CHARTERING S.R.L. | Municipiul Constanţa | Constanţa | 603 k | 0 |
| 62 | PILOT AGENCY SRL | Municipiul Constanţa | Constanţa | 603 k | 16 |
| 63 | CN TANKER CARGOCARE S.R.L. | Loc. Cisnădie, Oraş Cisnădie | Sibiu | 574 k | 1 |
| 64 | MARINERUS EXPLORER S.R.L. | Municipiul Constanţa | Constanţa | 554 k | 1 |
| 65 | CHRONOS SHIPPING S.R.L. | Municipiul Constanţa | Constanţa | 550 k | 1 |
| 66 | PRIME GLOBAL LOGISTICS - S.R.L. | Municipiul Constanţa | Constanţa | 550 k | 7 |
| 67 | APEX SHIPPING S.R.L. | Municipiul Constanţa | Constanţa | 544 k | 1 |
| 68 | SEA WIND SHIPPING SRL | Municipiul Constanţa | Constanţa | 500 k | 3 |
| 69 | MANUM S.R.L. | Municipiul Constanţa | Constanţa | 483 k | 1 |
| 70 | ATLANTA H.V.-CO SRL | Sat Odaia Manolache, Comuna Vânători | Galaţi | 469 k | 5 |
| 71 | MIRCHRIS NAV S.R.L. | Municipiul Galaţi | Galaţi | 462 k | 2 |
| 72 | BLACK SEA CROWN LOGISTIC SRL | Municipiul Constanţa | Constanţa | 456 k | 9 |
| 73 | NAVCOS LOTSENDIENST S.R.L. | Municipiul Galaţi | Galaţi | 439 k | 1 |
| 74 | ABRIA SHIPPING S.R.L. | Municipiul Constanţa | Constanţa | 436 k | 4 |
| 75 | MLCMARIN SHIPPING S.R.L. | Municipiul Galaţi | Galaţi | 433 k | 1 |
| 76 | AVB MARITIME SERVICES S.R.L. | Municipiul Constanţa | Constanţa | 427 k | 1 |
| 77 | STAR SURVEY S.R.L. | Municipiul Constanţa | Constanţa | 410 k | 1 |
| 78 | LIPŞA NAV S.R.L. | Municipiul Roman | Neamţ | 409 k | 1 |
| 79 | TRANSLOGIC MARINE S.R.L. | Municipiul Constanţa | Constanţa | 405 k | 2 |
| 80 | SUPERCARGO MARITIME SERVICES SRL | Municipiul Brăila | Brăila | 403 k | 1 |
| 81 | GILBERT PILOT SRL | Municipiul Dorohoi | Botoşani | 388 k | 1 |
| 82 | ZENITH MARITIME SERVICES S.R.L. | Municipiul Constanţa | Constanţa | 385 k | 2 |
| 83 | SEA STAR DIVING SERVICE SRL | Municipiul Constanţa | Constanţa | 378 k | 3 |
| 84 | AMOSPEED HTS S.R.L. | Sat Holda, Oraş Broşteni | Suceava | 360 k | 1 |
| 85 | VISION YACHT MANAGEMENT S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 358 k | 1 |
| 86 | TEAMVIONI TRANS S.R.L. | Municipiul Galaţi | Galaţi | 357 k | 2 |
| 87 | D.R. SHIPPING S.R.L. | Municipiul Galaţi | Galaţi | 353 k | 1 |
| 88 | PORT TULCEA-AVAL SRL | Sat Niculiţel, Comuna Niculiţel | Tulcea | 325 k | 10 |
| 89 | ATLANTIS MAR GROUP SRL | Municipiul Constanţa | Constanţa | 303 k | 4 |
| 90 | MERIDIAN PROJECT & LOGISTIC SRL | Municipiul Constanţa | Constanţa | 302 k | 1 |
| 91 | WILHELMSEN PORT SERVICES ROMANIA S.R.L. | Municipiul Constanţa | Constanţa | 301 k | 13 |
| 92 | DYNAMIC BEES S.R.L. | Sat Corbu, Comuna Corbu | Constanţa | 301 k | 1 |
| 93 | NAUTILUS MARINE SERVICES SRL | Municipiul Sibiu | Sibiu | 300 k | 3 |
| 94 | BLUE MARINE SRL | Municipiul Constanţa | Constanţa | 297 k | 4 |
| 95 | LOGISTIC SERVICES SRL | Municipiul Constanţa | Constanţa | 295 k | 10 |
| 96 | RUNA SHIPPING SERV SRL | Municipiul Galaţi | Galaţi | 295 k | 8 |
| 97 | DANILAV SHIPPING S.R.L. | Municipiul Brăila | Brăila | 294 k | 2 |
| 98 | GALEKS MARINE SERVICES S.R.L. | Municipiul Constanţa | Constanţa | 288 k | 1 |
| 99 | NORDIC MARIN SURVEY S.R.L. | Municipiul Cluj-Napoca | Cluj | 287 k | 1 |
| 100 | VMV SURVEY S.R.L. | Municipiul Constanţa | Constanţa | 287 k | 1 |
