TransAlta Corporation revenue for the last year amounted to 2.53 B USD, the most of which — 1.15 B USD — came from its highest performing source at the moment, Gas, the year earlier bringing 1.12 B USD. The greatest contribution to the revenue figure was made by Canada — last year it brought TransAlta Corporation 1.67 B USD, and the year before that — 1.41 B USD.