Aeronautics and iron metallurgy
SNECMA, CEP,ONERA, SOLIOS, PECHINEY
Food processing
FIVES CAIL, COMESSA
Chemicals industry
CEVCO, RHODIA
Cement works
FCB Ciment, POLYSIUS, Cimenterie de Bizerte
Defense
CNIM
Industry
SIDAC, Perrier Sorem, Sercen, Industeel
Energy
ALSTOM, CNR
Nuclear
EDF, ALSTOM
Petroleum
Total, UNION PUMPS
Public works projects and underground work
NFM, Manitowoc
