Greyparrot: Series BGreyparrot is an AI waste intelligence company that helps measure and manage waste.Oct 4, 2026RoundOSGreyparrotCompany profile and funding historySourcesbusinesswire.comMore in Climate techCyclic Materials · StrategicQuaise Energy · StrategicTeragen Energy · Pre-seedAIClimate techUnited KingdomEnterprise softwareEuropeSeries B