Nuclear Waste Management Organization (NWMO)

BGE (Bundesgesellschaft für Endlagerung mbH)

Studsvik Ltd

Laboratory for Waste Management (LES)/Paul Scherrer Institute (PSI)

INTERA Incorporated Swiss Branch

ARAO

nucleareurope

ERDO Association

NUKEM Technologies GmbH

Posiva Oy

Orano Group

Tellus Holdings Ltd

SÚRAO

ONDRAF/NIRAS

ENRESA

Nuclear Waste Services (NWS) [Previously RWM]

ANDRA

PURAM

COVRA

Nagra

Svensk Kärnbränslehantering AB (SKB)