Columbus Energy S.A. (WSE:CLC) signed agreement to acquire Archeton Sp. z o.o. on March 11, 2021. Columbus Energy S.A. (WSE:CLC) cancelled the acquisition of Archeton Sp. z o.o. on July 6, 2021. Columbus has decided to withdraw from the contract after due diligence found that the investment was fraught with considerable business risk.