PARSONS CORPORATION revenue for the last year amounted to 4.93 B EUR, the most of which — 2.74 B EUR — came from its highest performing source at the moment, Federal Solutions, the year earlier bringing 2.07 B EUR. The greatest contribution to the revenue figure was made by United States — last year it brought PARSONS CORPORATION 3.71 B EUR, and the year before that — 2.99 B EUR.