Birchtech Corp. revenue for the last year amounted to 17.94 M USD, the most of which — 17.09 M USD — came from its highest performing source at the moment, Mercury Emissions Removal Technologies, the year earlier bringing 20.64 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought Birchtech Corp. 17.94 M USD, and the year before that — 21.62 M USD.