Tractebel SA. The Company's principal activities are in the fields of electricity, gas, water, waste, technical installations, real estate and engineering. The Company is organised into the following units: ELECTRICITY & GAS EUROPE; ELECTRICITY & GAS INTERNATIONAL; ENGINEERING; GROUPE FABRICOM & ELYO. Electricity & gas acctd for 67% of 2000 revs; groupe fabricom 16%; elyo 14% & other 3%.