TTEC HOLDINGS INC revenue for the last year amounted to 2.23 B EUR, the most of which — 1.79 B EUR — came from its highest performing source at the moment, TTEC Engage, the year earlier bringing 1.84 B EUR. The greatest contribution to the revenue figure was made by United States/Canada — last year it brought TTEC HOLDINGS INC 1.55 B EUR, and the year before that — 1.62 B EUR.