1987-12-15 to 1992-04-30
159569 CANADA INC.
1992-04-30 to 1992-07-02
INTERPROVINCIAL PIPE LINE SYSTEM INC.
1992-04-30 to 1992-07-02
PIPE LINE SYSTEM INTERPROVINCIAL INC.
1992-07-02 to 1994-05-05
INTERPROVINCIAL PIPE LINE SYSTEM INC.
1992-07-02 to 1994-05-05
RÉSEAU DE PIPELINES INTERPROVINCIAL INC.
1994-05-05 to 1998-10-07
IPL Energy Inc.
1994-05-05 to 1998-10-07
IPL Energie Inc.
1998-10-07 to Present
Enbridge Inc.
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