Port Weller Drydocks is a shipbuilder located on the Welland Canal at the Lake Ontario entrance.Founded in 1946, the two drydocks are located on the east side of the canal in Port Weller, Ontario. It was sold to Canadian Shipbuilding & Engineering Ltd. but later became insolvent.The current owners, Seaway Marine & Industrial Incorporated, have renamed the facility Seaway Marine and Industrial Limited.