| Name | Country | Market Cap (US$) |
|---|
| Plains All American Pipeline, L.P. | United States | 5,679 |
| Enbridge Energy Partners, L.P. | United States | 4,484 |
| Kinder Morgan Management | United States | 4,042 |
| TEPPCO Partners, L.P. | United States | 3,092 |
| ShawCor Ltd. | Canada | 2,451 |
| NuStar Energy LP | United States | 2,451 |
| Inter Pipeline Fund | Canada | 2,168 |
| Buckeye Partners, L.P. | United States | 1,949 |
| MarkWest Energy Partners, L.P. | United States | 1,774 |
| Sunoco Logistics Partners L.P. | United States | 1,328 |
| Genesis Energy, L.P. | United States | 633 |
| Holly Energy Partners, L.P. | United States | 499 |
| Furmanite Corporation | United States | 325 |
| TransMontaigne Partners L.P. | United States | 291 |
| Badger Income Fund | Canada | 230 |
| ATRION Corporation | United States | 197 |
| Genesis Energy Holdings Ltd | Hong Kong | 146 |
| Petro Resources Corp | United States | 98 |
| SungWonPipe | South Korea | 58 |
| Kyosei Rentemu Co., Ltd. | Japan | 41 |
|