Most of the utilities ETFs on this list focus on traditional utilities which include electric utilities, gas utilities, multi-utilities and water utilities. There are a few ETFs that also include telecommunication companies as well including the Guggenheim ETF (RYU) and the PowerShares SmallCap ETF (PSCU). While gas and water utilities are included in many of these ETFs, most of the ETFs are weighted towards electric and multi-utilities. Examples of utilities companies included in many of these ETFs are Duke Energy, NextEra Energy, Dominion Resources, Southern Co. and Exelon Corp.