Dušan Arko, B.Sc. C.E.| Position in company: | Director, Civil Engineer |
| Previous employment: | Biro 71, Domžale Zavod za raziskavo materijala in konstrukcij IGRA, d.o.o. |
Luka Arko, B.Sc. C.E.| Position in company: | Civil Engineer |
| Previous employment: | Inštitut UL FGG, d.o.o. IGRA, d.o.o. |