Mubadala, a sovereign investor, completed the acquisition of a minority stake in AirCarbon Exchange, a commodities exchange and trading solutions company. Financial terms were not disclosed. "We are honoured today to announce Mubadala's investment in ACX. It represents Mubadala's confidence in the growth potential of ACX and validates the hard work the team has committed into developing ACX and our joint commitment going forward to scaling the voluntary carbon market both in region and globally," Thomas McMahon, ACX CEO & Co-Founder.