FORTIS INC revenue for the last year amounted to 147.59 B MXN, the most of which — 38.52 B MXN — came from its highest performing source at the moment, UNS Energy, the year earlier bringing 39.68 B MXN. The greatest contribution to the revenue figure was made by United States — last year it brought FORTIS INC 78.61 B MXN, and the year before that — 82.24 B MXN.