SAN FRANCISCO--(BUSINESS WIRE)--Stem (NYSE: STEM) ("Stem" or the "Company"), a global leader in artificial intelligence (AI)-enabled clean energy software and services, today announced that Mercuria Energy Trading, a leading global energy trader, has standardized on Stem's PowerBidder Pro to support bidding management and optimization strategies for a second clean energy asset within the Electric Reliability Council of Texas (ERCOT)