System1, Inc. revenue for the last year amounted to 343.93 M USD, the most of which — 281.93 M USD — came from its highest performing source at the moment, Owned and Operated Advertising, the year earlier bringing 328.93 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought System1, Inc. 333.07 M USD, and the year before that — 385.85 M USD.