| Assets and shares | ||||
|---|---|---|---|---|
| Asset | Percentage held | Start date | End date | |
| North Dakota Pipeline Company | - | - | - | |
| Gray Oak Pipeline | 68.50 | - | - | |
| Illinois Extension Pipeline Company | 65.00 | - | - | |
| Seaway Crude Pipeline Company | 50.00 | - | - | |
| Enbridge Energy Partners | - | - | - | |
| McMahon Power Holdings | 100.00 | - | - | |
| Spectra Energy Partners | - | - | - | |
| Spectra Energy Partners Sabal Trail Transmission | 100.00 | - | - | |
| Enbridge Frontier | 100.00 | - | - | |
| Texas Eastern Transmission | 100.00 | - | - | |
| WPC Joint Venture | 19.00 | - | - | |
| Rio Bravo Pipeline Company | 100.00 | - | - | |
| Cactus II Pipeline | 30.00 | - | - | |