- AAOI
- ACLZ
- ACXM
- ADI
- ADRD
- AES
- AKAM
- ALLE
- ALLT
- ALVR
- AMBR
- AMCC
- AMX
- ANYI
- AOL
- APAM
- APPZ
- ARYC
- ASEI
- ASIA
- AWAY
- AWR
- AZPN
- BCE
- BCO
- BCOV
- BLKB
- BMI
- BNBI
- BSP
- BTZO
- BV
- BYOC
- CALD
- CAMP
- CAVM
- CBR
- CCOP
- CDIF
- CDW
- CGSYQ
- CHA
- CHI
- CHIX
- CHOC
- CIF
- CIMT
- CKP
- CMLS
- CMTL
- CNTF
- CODE
- COUP
- CRUS
- CSIQ
- CTC
- CTG
- CWI
- CYBE
- CYRP
- CYTL
- DBC
- DBEU
- DEI
- DGAS
- DGII
- DLGC
- DOX
- DRAM
- DSGX
- DSPG
- DSTI
- DWCH
- DYSL
- EAHC
- EKCS
- ELNK
- ELST
- ENTR
- EQIX
- EQST
- ETEC
- EURL
- EVF
- EXBX
- FCOM
- FE
- FEIM
- FIS
- FNCL
- FNDA
- FORM
- FRP
- FRZT
- FSM
- FULO
- FVD
- FVI
- GA
- GIGA
- GIMO
- GRMN
- GSAT
- GWIV
- HIX
- HNP
- HTM
- IACI
- IAIC
- IDHB
- IDSY
- IFXY
- IGEN
- IIJI
- IJS
- IL
- INOD
- INTT
- INXN
- IQNT
- IRM
- ISIL
- IXYS
- JCOM
- JDSU
- JJS
- JKHY
- JQC
- KBALB
- LBAS
- LLTC
- LOGC
- LOOK
- LORL
- MAGS
- MAMS
- MCRL
- MDTC
- MEAS
- MERU
- MINA
- MIXT
- MOCO
- MOVE
- MPAD
- MSCC
- MTSC
- MTSI
- MVT
- NLSN
- NTL
- NTRS
- NTWK
- NXOI
- NXP
- OCC
- OPEN
- ORCT
- PAM
- PAYM
- PCM
- PRCP
- PRKR
- PRSS
- PSCF
- PSCU
- PSEM
- PSSR
- PYDS
- QEM
- QFOR
- QLGC
- RAX
- RCI
- SANT
- SATCQ
- SBAY
- SBJX
- SCIA
- SEV
- SLH
- SLTD
- SMCI
- SMLP
- SMTP
- SOR
- SOTK
- SPEC
- SPXA
- SQI
- STIP
- STRN
- SWKS
- SYNA
- TALK
- TBIO
- TDD
- TDH
- TEL
- TEVE
- TGLO
- TGS
- TIBX
- TMUS
- TPOI
- TSL
- TST
- TWTR
- TXTM
- UBIC
- UBNT
- UNTD
- UUU
- VAPE
- VIAS
- VSAT
- VSPC
- VTSS
- WASM
- WAT
- WIX
- XDSL
- XFCH
- XFMY
- XMLV
- XSNX
- YHOO
- YY
- ZNGA
Utilities > Gas Utilities:
- Centerpoint Energy, Inc. (CNP)
- South Jersey Industries Inc. (SJI)
- Niska Gas Storage Partners Llc (NKA)
- Rgc Resources Inc. (RGCO)
- New Jersey Resources Corp. (NJR)
- Laclede Group Inc. (LG)
- Delta Natural Gas Co. Inc. (DGAS)
- Summit Midstream Partners, Lp (SMLP)
- Cheniere Energy Partners Lp Holdings Llc (CQH)
- Gas Natural Inc. (EGAS)
- Chesapeake Utilities Corporation (CPK)
- China Natural Gas, Inc. (CHNGQ)
- Agl Resources Inc. (GAS)
- Atmos Energy Corporation (ATO)
- Oneok Inc. (OKE)
- Amerigas Partners Lp (APU)
- Integrys Energy Group, Inc. (TEG)
- Uil Holdings Corporation (UIL)
- Questar Corporation (STR)
- Transportadora De Gas Del Sur (TGS)
- National Grid Plc (NGG)
- Southcross Energy Partners, L. (SXE)
- Wgl Holdings Inc. (WGL)
- Clean Energy Fuels Corp. (CLNE)
- Suburban Propane Partners, L.p (SPH)
- Piedmont Natural Gas Co. Inc. (PNY)
- Southwest Gas Corporation (SWX)
- Northwest Natural Gas Company (NWN)