DOE Sp. z o.o.
ECOL Sp. z o.o.
Elecom Sp. z o.o.
Elektryka Morska
Elhand Transformatory
Else Technical and Research Service Co. Ltd Sp. z o.o.
Enamor Sp. z o.o.
ESCORT Sp. z o.o.
EXPROTEC
FAMOR S.A.
FROG sp. z o.o.
Geofizyka Toruń S.A.
