| Naziv tvrtke | Mjesto | Prva certifikacija | Zadnja certifikacija | Certifikacijska kuća | Napomena |
| 1 | AD Libitum d.o.o. | Zagreb | 2009 | 2009 | SGS | EAC 39 |
| 2 | Adria servis d.o.o. | Zagreb | 2010 | 2010 | SGS | EAC 35 |
| 3 | Alstom Hrvatska d.o.o. | Karlovac | 2005 | 2005 | DNV | EAC 17 |
| 4 | Aluferit građenje d.o.o. | Pitomača | 2008 | 2008 | BVC | EAC 17 |
| 5 | BBS d.o.o. (pogon Novi Marof) | Zagreb | 2007 | 2007 | BVC | EAC 14 |
| 6 | Belje d.d. | Darda | 2009 | 2009 | BVC | |
| 7 | Cemex Hrvatska d.d. - Skladište Maksimir | Sesvete | 2009 | 2009 | DNV | EAC 16 |
| 8 | Cemex Hrvatska d.d. - Skladište Podsused | Zagreb | 2009 | 2009 | DNV | EAC 16 |
| 9 | Cemex Hrvatska d.d. - Tvornica 10. kolovoz | Solin | 2006 | 2006 | DNV | EAC 16 |
| 10 | Cemex Hrvatska d.d. - Tvornica Sveti Juraj | Kaštel Sućurac | 2006 | 2006 | DNV | EAC 16 |
| 11 | Cemex Hrvatska d.d. - Tvornica Sveti Kajo | Solin | 2006 | 2006 | DNV | EAC 16 |
| 12 | Ceste Rijeka d.o.o. | Rijeka | 2007 | 2007 | BVC | EAC 28 |
| 13 | Ce-za-r d.o.o. | Zagreb | 2008 | 2008 | DNV | EAC 24 |
| 14 | Cimos PPC Buzet d.o.o. | Buzet | 2002 | 2004 | SIQ | EAC 22 |
| 15 | Cinčaona Helena d.o.o. | Donja Zelina | 2008 | 2008 | BVC | EAC 17 |
| 16 | Crosco d.o.o. | Zagreb | 2002 | 2008 | BVC | EAC 02 |
| 17 | Dalekovod d.d. | Zagreb | 2004 | 2008 | TÜV Croatia | EAC 17/2, 19 |
| 18 | Denona d.o.o. | Zagreb | 2009 | 2009 | SGS | EAC 09 |
| 19 | DINA - Petrokemija d.d. | Omišalj | 2007 | 2007 | BVC | EAC 12 |
| 20 | Dioki d.d. | Zagreb | 2006 | 2006 | BVC | EAC 12 |
| 21 | Domeni d.o.o. | Matulji | 2009 | 2009 | SGS | EAC 28 |
| 22 | Drvenjača d.d. | Fužine | 2009 | 2009 | SGS | EAC 06,07 |
| 23 | Energon Facility Managementd.o.o. | Zagreb | 2010 | 2010 | ICR Adriatica | EAC 35 |
| 24 | Enikon Composite d.o.o. | Zagreb | 2009 | 2009 | BVC | |
| 25 | Ericsson Nikola Tesla d.d. | Zagreb | 2004 | 2004 | DNV | EAC 19,31B |
| 26 | Esco d.o.o. | Bjelovar | 2003 | 2003 | CroCert | EAC 17 |
| 27 | Felis reciklaža d.o.o. | Sisak | 2008 | 2008 | BVC | EAC 24 |
| 28 | Grepo Commerce d.o.o. | Lučko | 2008 | 2008 | DNV | EAC 28 |
| 29 | Hartmann d.o.o. | Koprivnica | 2006 | 2006 | DNV | EAC 07 |
| 30 | Holcim (Hrvatska) d.o.o. Betonara Bistra | Bistra | 2006 | 2006 | SGS | EAC 16 |
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