Altair Engineering Inc. revenue for the last year amounted to 665.79 M USD, the most of which — 637.27 M USD — came from its highest performing source at the moment, Software, the year earlier bringing 578.01 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought Altair Engineering Inc. 323.90 M USD, and the year before that — 301.86 M USD.