February 21 – 24, 2021 | St Regis Hotel, Aspen, Colorado

Unfortunately, the AECOS 2021 Winter Symposium has been cancelled due to Red level restrictions currently imposted for Pitkin County (Aspen). All indoor seated events of any size are prohibited. The AECOS Winter Symposium will resume in Aspen on

February 27 – March 2, 2022

We are looking forward to a tremendous AECOS Summer Symposium in Deer Valley on July 15-18, 2021. More information coming soon.