Williams Partners completes acquisition of Williams' Canadian assets Williams Partners L.P. (WPZ) announced that it has completed the transaction to acquire Williamsí (WMB) currently in-service Alberta, Canada operations for $1.2B. The partnership announced the agreement on Feb. 26. The assets include an oil sands offgas processing plant near Fort McMurray, approximately 260 miles of NGL and olefins pipelines, as well as an NGL/olefins fractionation facility and butylene/butane splitter facility at Redwater. Williams Partners also acquired an in-progress expansion project at the Redwater facility. The expansion will provide additional fractionation business to Williams Partners related to development of offgas processing at the CNRL Horizon upgrader facility retained by Williams.