| 4401 | Marli d.o.o. | http://www.marli.hr |
| 4402 | Marlimat d.o.o. | http://www.marlimat.hr |
| 4403 | Marluks d.o.o. | http://www.poslovniforum.hr/marluks/ |
| 4404 | Marrubium | http://www.marrubium.com.hr |
| 4405 | Maršalek d.o.o. | http://www.marsalek.hr |
| 4406 | Martin d.o.o. | http://www.martin-sails.hr |
| 4407 | Martina promet d.o.o. | http://www.martinapromet.hr |
| 4408 | Martinčević d.o.o. | http://www.martincevic.hr |
| 4409 | Marulianus | http://www.marulianus.hr |
| 4410 | Marus ATM d.o.o. | http://www.marus-atm.hr |
| 4411 | Maružin, Rovinj | http://www.maruzin.net |
| 4412 | Marvak d.o.o. | http://www.marvak.hr |
| 4413 | Marviss usluge d.o.o. | http://www.marviss.hr |
| 4414 | MASCOTTA | http://mascotta-suveniri-bj.hr |
| 4415 | Maservice d.o.o. | http://www.maservice-vrbovec.hr |
| 4416 | Masmedia d.o.o. | http://www.masmedia.hr |
| 4417 | Mat Konto d.o.o. | http://www.matkonto.hr |
| 4418 | Matak Poljana | http://www.matak-povljana.com |
| 4419 | Matas - apartmani | http://www.fewo-matas.com |
| 4420 | Matasin | http://www.matasin.com |