2023 OARA Convention & Trade Show – Hilton Meadowvale 2022 OARA Convention & Trade Show – Hilton Meadowvale 2020 OARA Convention & Trade Show – CANCELLED due to the Pandemic 2019 OARA Convention & Trade Show – Hilton Meadowvale 2018 OARA Convention & Trade Show – Markham Hilton 2017 OARA Convention & Trade Show – Markham Hilton 2016 OARA Convention & Trade Show – Markham Hilton 2015 OARA Convention & Trade Show – Markham Hilton 2014 OARA Convention & Trade Show – Toronto Marriott 2013 OARA Convention & Trade Show – Toronto Marriott