| _ | Naziv tvrtke | Mjesto | Certifikacijska kuća | Prva certifikacija | Zadnja certifikacija | Napomena |
| 1 | CS Computer Systems | Zagreb | DNV | 2005 | 2006 | ISO 27001:2005 |
| 2 | Agencija za komercijalnu djelatnost d.o.o. | Zagreb | BVC | 2007 | 2007 | ISO 27001:2005 |
| 3 | Vipnet usluge d.o.o. | Zagreb | DNV | 2007 | 2007 | ISO 27001:2005 |
| 4 | Primorsko-goranska županija | Rijeka | SGS | 2007 | 2007 | ISO 27001:2005 |
| 5 | Privredna banka Zagreb d.d. | Zagreb | SGS | 2008 | 2008 | ISO 27001:2005 |
| 6 | Matičnjak d.o.o. | Zagreb | SGS | 2008 | 2008 | ISO 27001:2005 |
| 7 | Megatrend poslovna rješenja d.o.o. | Buzin | DNV | 2008 | 2008 | ISO 27001:2005 |
| 8 | Aztek d.o.o. | Zagreb | SGS | 2009 | 2009 | EAC 28, 34 |
| 9 | Hitra produkcija dokumenata d.o.o. | Zagreb | SGS | 2009 | 2009 | EAC 33 |
| 10 | Apis IT d.o.o. | Zagreb | SGS | 2009 | 2009 | EAC 33 |
| 11 | Infigo d.o.o. | Samobor | SGS | 2009 | 2009 | EAC 33 |
| 12 | S&T Hrvatska d.o.o. | Zagreb | BVC | 2009 | 2009 | EAC 33 |
| 13 | General Grafic d.o.o. | Zagreb | SGS | 2009 | 2009 | EAC 9 |
| 14 | Infodom d.o.o. | Zagreb | BVC | 2009 | 2009 | ISO 27001:2005 |
| 15 | Zvijezda d.d. | Zagreb | DNV | 2009 | 2009 | ISO 27001:2005 |
| 16 | Omega Software d.o.o. | Zagreb | BVC | 2009 | 2009 | ISO 27001:2005 |
| 17 | Docte d.o.o. | Zagreb | SGS | 2009 | 2009 | EAC 33 |
| 18 | Elis d.o.o. | Zagreb | SGS | 2009 | 2009 | EAC 33 |
| 19 | Agrokor d.d. | Zagreb | DNV | 2009 | 2009 | EAC 35,33 |
| 20 | Hrvatske telekomunikacije d.d. | Zagreb | TÜV Croatia | 2010 | 2010 | |
| 21 | Print grupa d.d. | Sveta Nedelja | BVC | 2010 | 2010 | EAC 33 |
| 22 | Ice d.o.o. | Pazin | BVC | 2010 | 2010 | ISO 27001:2005 |
| 23 | Avalon d.o.o. | Đurđevac | BVC | 2010 | 2010 | ISO 27001:2005 |
| 24 | Cetis Zagreb d.o.o. | Sveta Nedelja | BVC | 2010 | 2010 | EAC 33,35 |
| 25 | MBU d.o.o. | Zagreb | BVC | 2010 | 2010 | |
| 26 | Najam Riwal d.o.o. | Split | BVC | 2010 | 2010 | |
| 27 | Grad d.o.o. | Pula | DNV | 2011 | 2011 | ISO 27001:2005 |
| 28 | IT sistemi - Nove tehnologije d.o.o. | Split | BVC | 2011 | 2011 | |
| 29 | Combis d.o.o. | Zagreb | BVC | 2011 | 2011 | |
| 30 | IN2 d.o.o. | Zagreb | DNV | 2011 | 2011 | ISO 27001:2005 |
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