| 1501 | Čvor Bjelovar | http://www.cvor.hr |
| 1502 | Čvor d.o.o. | http://www.cvor.net |
| 1503 | Ćaran d.o.o. | http://www.caran.hr |
| 1504 | Ćavarušić d.o.o. | http://www.cavarusic.hr |
| 1505 | Ćiba Gold d.o.o. | http://www.ciba-gold.hr |
| 1506 | Ćubić, obrt | http://www.cubic.hr |
| 1507 | D&I-Turist d.o.o. | http://www.dii-turist.hr |
| 1508 | D&M Bašić d.o.o. | http://www.dmbasic.hr |
| 1509 | D&S studio za njegu lica i tijela | http://www.studio-dis.hr |
| 1510 | D.B.COMP d.o.o. | http://www.db-comp.hr |
| 1511 | Da Da Tehnika | http://www.dadatehnika.hr |
| 1512 | DAB - Državna agencija | http://www.dab.hr |
| 1513 | Daba-copy centar | http://www.daba-copy.com |
| 1514 | Dabar informatika d.o.o. | http://www.dabar.hr |
| 1515 | Dacco d.o.o. | http://www.dacco.hr |
| 1516 | Dacco d.o.o. | http://www.dacco.hr |
| 1517 | Dacia | http://www.dacia.hr |
| 1518 | Daewoo Electronics | http://www.daewoo-electronics.hr |
| 1519 | Daewoo Motor d.o.o. | http://www.daewoo.hr |
| 1520 | Dagi, obrt | http://www.dagi.hr |