ATTO - Atento S.A. 2020 Q4 - Results - Earnings Call Presentation March, 05 2021 02:51 PM Atento S.A. The following slide deck was published by Atento S.A. in conjunction with their 2020 Q4 earnings call. For further details see: Atento S.A. 2020 Q4 - Results - Earnings Call Presentation