Employer:
GEL Sp. z o.o.

Localization:
Wałbrzych

Employer:
DZDW Wrocław - Lower Silesia Board Regional Roads

Localization:
Kamienna Góra

Employer:
BPBK Wrocław

Localization:
Wrocław

Employer:
BUDOPOL

Localization:
Wrocław