ADES HOLDING CO. revenue for the last year amounted to 4.33 B SAR, the most of which — 4.12 B SAR — came from its highest performing source at the moment, Units Operations, the year earlier bringing 2.36 B SAR. The greatest contribution to the revenue figure was made by Saudi Arabia — last year it brought ADES HOLDING CO. 2.86 B SAR, and the year before that — 1.57 B SAR.