As a professional, I know the importance of including relevant keywords in an article. That`s why I`m writing about the Local 793 EPSCA Agreement, which is a crucial topic for anyone in the construction industry in Ontario, Canada. Firstly, it`s important to understand what EPSCA stands for: the Engineering, Professional, Supervisory and Administrative (EPSA) bargaining unit of the International Union of Operating Engineers (IUOE) and the Construction Employers Coordinating