Future Dates: OMC 2027 Ravenna, ItalyPrevious Dates: OMC Med Energy 2023 10/24/2023 - 10/26/2023 Ravenna, Italy OMC 2021 9/28/2021 - 9/30/2021 Ravenna, Italy OMC 2019 3/27/2019 - 3/29/2019 Ravenna, Italy OMC 2017 3/29/2017 - 3/31/2017 Ravenna, Italy OMC 2015 3/25/2015 -...