- AJG
- AJSB
- ALEX
- BIOS
- BSE
- BYM
- CBS
- CCCR
- CCOM
- CCOP
- CFP
- CHLN
- CL
- CLFD
- CMK
- CMU
- COOL
- CSKH
- DEX
- DMPD
- DTF
- EBR
- ECTH
- EDN
- ELSE
- ESD
- EVG
- EVJ
- EVN
- EVP
- FCSC
- FFG
- FGFH
- FNEC
- GDF
- GDL
- GRVY
- GSCB
- GTIM
- H
- HDB
- HEPI
- HOT
- HTGC
- ICB
- IDA
- IGTE
- IMAX
- JBSS
- JHP
- JJSF
- JMBA
- KKD
- KSM
- KTF
- LCM
- LFC
- LGF
- LNCE
- LOPE
- LPTH
- LUB
- MARK
- MCR
- MIN
- MTS
- MYC
- MYD
- MYJ
- NAC
- NAD
- NBO
- NGX
- NIM
- NMT
- NNC
- NPP
- NQC
- NQM
- NXJ
- NXK
- NXN
- NXZ
- PSX
- PSXP
- PTSI
- PTSX
- PVBK
- PZZI
- RGA
- RICK
- SCVE
- SCVL
- SLRK
- STAY
- SVBA
- TCEC
- THI
- TICC
- TXRH
- UACL
- VCBP
- VTA
- WD
- WWAG
- XAA
- ZTR
Utilities > Water Utilities:
- American States Water Company (AWR)
- American Water Works Company, (AWK)
- Connecticut Water Service Inc. (CTWS)
- The York Water Company (YORW)
- Aqua America Inc. (WTR)
- Artesian Resources Corp. (ARTNA)
- Cadiz Inc. (CDZI)
- California Water Service Group (CWT)
- Sjw Corp. (SJW)
- Pure Cycle Corporation (PCYO)
- Consolidated Water Co. Ltd. (CWCO)
- Stw Resources Holding Corp (STWS)
- Middlesex Water Co. (MSEX)
- Companhia De Saneamento Basico Do Estado De Sao Paulo (SBS)