ENERFLEX LTD revenue for the last year amounted to 3.47 B CAD, the most of which — 1.70 B CAD — came from its highest performing source at the moment, Engineered Systems, the year earlier bringing 1.73 B CAD. The greatest contribution to the revenue figure was made by North America — last year it brought ENERFLEX LTD 2.14 B CAD, and the year before that — 1.91 B CAD.