Contact Person : Len Overbeek ; Last Date for the submission of abstract : 02/10/2017; Seminar and LunchTilt Up Concrete Construction is a seminar hosted by Tilt Wall Ontario & sponsored by the CCE, the RMCAO, & Dayton Superior for Engineers, Architects, Contractors, & Developers. Price: General Admission: CAD 40.00, Time: 8:00 am to 1:00 pm, Speakers: Len Overbeek, Sean Van Rassel.