ROOOF - Northstar announces private placement of convertible debenture units for up to $3.5M November, 21 2023 09:43 AM Northstar Clean Tech 2023-11-21 09:43:34 ET More on Northstar Clean Technologies Financial information for Northstar Clean Technologies For further details see: Northstar announces private placement of convertible debenture units for up to $3.5M