Companies for NAICS Code 221 Utilities | SICCODE.com
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Duke Energy CorpCharlotte, NC, 28202
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Talen Energy CorpAllentown, PA, 18101
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FirstEnergy CorpAkron, OH, 44308
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WEC Energy Group IncMilwaukee, WI, 53203
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Tennessee Valley AuthorityKnoxville, TN, 37902
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NiSource IncMerrillville, IN, 46410
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NextEra Energy IncNorth Palm Beach, FL, 33408
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Edison InternationalRosemead, CA, 91770
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Vectren CorpEvansville, IN, 47708
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Consolidated Edison IncNew York, NY, 10003
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Puget Energy IncBellevue, WA, 98004
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National GridWaltham, MA, 02451
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Entergy Louisiana, LLCNew Orleans, LA, 70121
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Entergy Louisiana, LLCNew Orleans, LA, 70121
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PNM Resources IncAlbuquerque, NM, 87102
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DTE Energy CompanyDetroit, MI, 48226
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PPL CorpAllentown, PA, 18101
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Energy Future Holdings CorpDallas, TX, 75201
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Entergy CorpNew Orleans, LA, 70113
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Entergy Arkansas IncLittle Rock, AR, 72201
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Energy NorthwestRichland, WA, 99354
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Boardwalk Pipeline PartnersHouston, TX, 77046
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National Fuel Gas CompanyBuffalo, NY, 14221
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NV Energy IncLas Vegas, NV, 89146
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Portland General Electric CompanyPortland, OR, 97204
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Avista CorpSpokane, WA, 99252
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Exelon CorpChicago, IL, 60603
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Sempra EnergySan Diego, CA, 92101
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Public Service Enterprise Group IncorporatedNewark, NJ, 07102
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Williams Companies IncTulsa, OK, 74172
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Tri State Generation And Transmission Association IncDenver, CO, 80234
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Metropolitan Water DistrictLos Angeles, CA, 90012
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TECO Energy IncTampa, FL, 33602
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Spire IncSaint Louis, MO, 63101
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Chesapeake Utilities CorpDover, DE, 19904
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Alliant Energy CorpMadison, WI, 53718
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Allete IncDuluth, MN, 55802
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Sonair USA, LLCHouston, TX, 77056
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LCRA HeadquartersAustin, TX, 78703
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Nebraska Public Power DistrictColumbus, NE, 68601
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South Carolina Public Service Authority Santee Cooper CorpMoncks Corner, SC, 29461
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AES CorpArlington, VA, 22203
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Direct Energy LPHouston, TX, 77046
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Cleco Power, LLCPineville, LA, 71360
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Salt River ProjectTempe, AZ, 85281
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Suburban Propane Partners LPWhippany, NJ, 07981
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Orlando Utilities CommissionOrlando, FL, 32801
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Southern CompanyAtlanta, GA, 30308
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Eversource EnergySpringfield, MA, 01104
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Calpine CorpHouston, TX, 77002
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Southwest Gas Holdings IncLas Vegas, NV, 89150
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Iberdrola RenewablesPortland, OR, 97209
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Northwest Natural Gas CompanyPortland, OR, 97209
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Enel Green PowerAndover, MA, 01810
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Exterran CorpHouston, TX, 77041
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Basin Electric Power Co OpBismarck, ND, 58503
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Enerflex Energy Systems IncHouston, TX, 77095
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Snohomish County Public UtilityEverett, WA, 98201
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Copano Energy, LLCHouston, TX, 77002
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Great River EnergyOsseo, MN, 55369
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Western Farmers Electric Co OpAnadarko, OK, 73005
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Usic, LLCIndianapolis, IN, 46240
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MGE Energy IncMadison, WI, 53788
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NRG Energy IncPrinceton, NJ, 08540
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Targa Resources CorpHouston, TX, 77002
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Evergy IncKansas City, MO, 64105
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MP Nexlevel, LLCMaple Lake, MN, 55358
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Dominion Energy IncRichmond, VA, 23219
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New Jersey Resources CorpBelmar, NJ, 07719
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Rosebud Mining CoKittanning, PA, 16201
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Aqua America IncBryn Mawr, PA, 19010
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Citizens Energy GroupIndianapolis, IN, 46202
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Arkansas Electric Co Op CorpLittle Rock, AR, 72209
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Tenaska IncOmaha, NE, 68154
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Unitil CorpHampton, NH, 03842
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Utility Holdings IncBaton Rouge, LA, 70806
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CMS Energy CorpJackson, MI, 49201
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Atmos Energy CorpDallas, TX, 75240
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Northern Border Pipeline CoHouston, TX, 77002
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Delaware Division of Watershed StewardshipDover, DE, 19901
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Southern Star Central Gas PipelineOwensboro, KY, 42301
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Hoosier EnergyBloomington, IN, 47403
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Artesian Resources CorpNewark, DE, 19702
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American Midstream Partners LPHouston, TX, 77042
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American Water WorksVoorhees, NJ, 08043
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MDU Resources Group IncBismarck, ND, 58503
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El Paso Electric CompanyEl Paso, TX, 79901
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Oglethorpe Power CorpTucker, GA, 30084
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Crestwood Equity Partners LPHouston, TX, 77002
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California Water Service GroupSan Jose, CA, 95112
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Southwest Tennessee ElectricBrownsville, TN, 38012
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Central Texas Electric CO OP IncFredericksburg, TX, 78624
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E J Electric Installation CoLong Island City, NY, 11101
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Rockwater Energy Solutions IncHouston, TX, 77056
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Energtek IncNew York, NY, 10019
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Connecticut Water Service IncClinton, CT, 06413
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South West Water CoCovina, CA, 91724
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Bandera Electric Cooperative IncBandera, TX, 78003
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Pennichuck CorpMerrimack, NH, 03054
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Clean Energy Fuels CorpNewport Beach, CA, 92660
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