| Name | Country | Market Cap (US$) |
|---|
| Plains All American Pipeline, L.P. | United States | 5,607 |
| Enbridge Energy Partners, L.P. | United States | 4,688 |
| Kinder Morgan Management | United States | 3,940 |
| TEPPCO Partners, L.P. | United States | 3,099 |
| NuStar Energy LP | United States | 2,549 |
| ShawCor Ltd. | Canada | 2,482 |
| Inter Pipeline Fund | Canada | 2,226 |
| Buckeye Partners, L.P. | United States | 1,986 |
| MarkWest Energy Partners, L.P. | United States | 1,982 |
| Sunoco Logistics Partners L.P. | United States | 1,324 |
| Genesis Energy, L.P. | United States | 679 |
| Holly Energy Partners, L.P. | United States | 607 |
| TransMontaigne Partners L.P. | United States | 336 |
| Furmanite Corporation | United States | 272 |
| Badger Income Fund | Canada | 254 |
| ATRION Corporation | United States | 171 |
| Genesis Energy Holdings Ltd | Hong Kong | 124 |
| Petro Resources Corp | United States | 101 |
| SungWonPipe | South Korea | 56 |
| Societe de Transport des Hydrocarbures par Pipelines | Tunisia | 51 |
|