| Symbol | Name | Country | Exchange |
|---|---|---|---|
| AROC | Archrock, Inc. | US | NYSE |
| CCLP | CSI Compressco LP | US | NASDAQ |
| ET | Energy Transfer LP | US | NYSE |
| SMLP | Summit Midstream Partners, LP | US | NYSE |
| TGS | Transportadora de Gas del Sur SA TGS | US | NYSE |
| USAC | USA Compression Partners, LP | US | NYSE |
| WMB | Williams Companies, Inc. (The) | US | NYSE |
| TOTZF | Total Energy Service | US | OTC |
| GSC1 | Gesco AG | DE | XETRA |