EVN AG
Andritz Hydro
ELEM MK
MEPSO AD
DHP
Verbund
STATKRAFT
Decon International
Consulectra
Lattanzio KIBS
IncoWest
GKW
Finish Consultancy Group
Particip
WOOD PLC
WYG
Posch und Partners
SWECO
Ramboll
AF
ILF Consulting Engineers
Lahmeyer International
Tractebel
Umweltbundesamt
C & E Consulting und Engineering GmbH
Limpico
Ecorys
Temelsu