Asfalt Kovač, d.o.o.
CCI Française en Roumanie
French Chamber of Commerce in Romania
CGP d.d (construction company)
DARS d.d. - Motorway Company in the Republic of Slovenia
Directorate of the Republic of Slovenia for Infrastructure
GZS, Chamber of Commerce and Industry of Slovenia
KD KVART, real estate and holding activity, d.o.o.
Kolektor CPG, d.o.o. (construction company)
NLB d.d. Bank
Municipality of Grosuplje
Municipality of Pivka
Municipality of Postojna
PMS Consult, Vienna
Republic of Slovenia, Ministry of Infrastructure
ZAS, Slovenian Asphalt Pavement Association
... and others.