NEE
Nextera Energy
$172.18Bn
82.11
+0.24%
-1.37%
The company operates Florida Power & Light (FPL), which is described as the largest electric utility in the U.S., serving over six million customer accounts under tariffs set by the Florida Public Service Commission. FPL generates, transmits, and distributes electricity, earning a regulated return on equity.
SBS
Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp
$109.55Bn
6.41
+2.40%
+31.62%
Sabesp generates the bulk of its revenue from the sale of water and sewage services to residential, commercial, industrial, and governmental customers. It operates as a regulated utility under the state regulator ARSESP, managing water supply and wastewater systems across 371 municipalities.
SO
Southern
$106.86Bn
92.89
-0.98%
-3.39%
Southern Company operates three vertically integrated utilities (Alabama Power, Georgia Power, and Mississippi Power) that provide electric service to approximately 4.6 million retail customers under regulated tariffs.
ENB
2nd
Enbridge
$105.12Bn
48.13
+0.27%
+2.01%
The company operates rate-regulated natural gas utility operations in Ontario, Quebec, Ohio, North Carolina, Utah, Wyoming, and Idaho, delivering gas to residential, commercial, and industrial customers.
DUK
Duke Energy
$97.23Bn
124.97
-0.36%
-1.80%
Duke Energy operates regulated public utilities (Duke Energy Carolinas, Progress, Florida, Indiana, and Ohio) that provide retail electric service to approximately 8.7 million customers under tariffs set by state utility commissions.
NGG
National Grid
$85.13Bn
81.87
-0.92%
+6.74%
National Grid operates regulated electricity distribution franchises in the UK (serving 20 million people) and the US (New York and New England segments), earning regulated returns on rate-base assets.
AEP
American Electric Power
$70.60Bn
129.69
-0.73%
+11.63%
American Electric Power operates as a public utility holding company with vertically integrated subsidiaries that provide electricity to residential, commercial, and industrial customers under cost-based rates approved by state utility commissions. Its core business model centers on providing electric service via regulated distribution franchises across eleven states.
D
Dominion Energy
$57.38Bn
65.21
-0.28%
+7.47%
Dominion Energy operates regulated electric distribution franchises in Virginia, North Carolina, and South Carolina, serving approximately 4.1 million retail customers. The profile explicitly states that regulated electric utility operations are expected to contribute approximately 90% of earnings.
SRE
Sempra
$54.97Bn
84.09
-0.83%
-8.41%
Sempra's principal businesses are regulated utilities, specifically SDG&E and its equity interest in Oncor, which provide electric distribution and transmission services to residential, commercial, and industrial customers under regulated tariffs.
ETR
Entergy
$50.09Bn
107.34
-0.78%
+12.20%
Entergy operates regulated electricity distribution and transmission franchises serving approximately 3 million residential, commercial, and industrial customers under tariffs approved by state utility commissions. Its primary revenue comes from regulated per-kilowatt-hour rates and fixed connection charges.
XEL
Xcel Energy
$48.73Bn
78.05
-1.16%
-2.93%
Xcel Energy is a regulated electric delivery company serving 3.9 million electric customers through subsidiaries like NSP and PSCo, earning revenues from electric sales volume of 109,401 million kilowatt hours.
EXC
Exelon
$45.85Bn
44.43
-0.94%
-6.66%
Exelon operates several regulated electric distribution franchises, including ComEd, Pepco, and ACE, serving approximately 10 million customers under commission-approved rate mechanisms. Its core business is the purchase and regulated retail sale of electricity to residential, commercial, and industrial end-users.
ED
Consolidated Edison
$42.80Bn
115.73
-0.45%
+14.85%
Consolidated Edison operates regulated electric distribution franchises through CECONY and O&R, serving approximately 4 million electric customers in New York and New Jersey under regulated tariffs.
WEC
Wec Energy
$36.20Bn
111.09
-0.95%
-4.16%
WEC Energy Group operates several regulated electric utility subsidiaries, such as WE and WPS, providing electricity generation and distribution to retail customers in Wisconsin and Michigan under regulated tariffs.
PEG
Public Service Enterprise
$35.90Bn
72.02
-0.96%
-12.95%
The company operates PSE&G, which provides regulated electricity transmission and distribution to approximately 1.9 million customers in New Jersey under rate-regulated tariffs set by the New Jersey Board of Public Utilities.
FER
2nd
Ferrovial
$35.78Bn
49.65
-0.12%
-21.90%
The company owns and operates high-voltage electricity transmission infrastructure, specifically mentioning transmission line assets in Chile that generate revenue through availability payments.
AXIAY
2nd
AXIA Energia
$32.91Bn
11.59
-0.86%
—
The company has a material transmission business, operating 74,769.43 km of lines (37% of Brazil's high-voltage system) and earning revenue via the Annual Permitted Revenue (RAP) set by ANEEL.
AEE
Ameren
$29.90Bn
108.02
-0.82%
+3.54%
Ameren operates regulated electric distribution franchises in Missouri and Illinois, delivering power to residential, commercial, and industrial customers under tariffs set by the Missouri Public Service Commission and the Illinois Commerce Commission.
FTS
Fortis
$29.40Bn
57.95
+0.14%
+12.18%
Fortis is a diversified regulated electric utility holding company serving 3.5 million customers through subsidiaries like FortisAlberta, FortisBC Electric, and Newfoundland Power. It earns a regulated return on rate-base assets for delivering electricity to residential, commercial, and industrial users.
ATO
Atmos Energy
$29.10Bn
172.21
-1.03%
-2.01%
Atmos Energy is a natural gas distributor serving approximately 3,400,000 residential, commercial, and industrial customers under rates set by state regulatory authorities. Its Distribution segment is its core business, providing regulated natural gas sales and delivery.
AWK
American Water Works Company
$28.37Bn
142.77
-0.34%
+0.13%
American Water is a water and wastewater utility that provides drinking water and sewage services to approximately 14 million people. Its primary revenue comes from regulated per-kilowatt-hour rates and fixed connection charges through its Regulated Businesses segment, which accounts for 92% of total operating revenues.
PCG
Pg&E
$27.79Bn
12.62
-2.77%
-22.58%
PG&E operates a regulated electric distribution franchise in Northern and Central California, serving 5.5 million accounts under rates approved by the California Public Utilities Commission. Its Electric segment encompasses the full integrated chain of generation, transmission, and distribution.
DTE
Dte Energy
$27.43Bn
131.82
-0.91%
-6.87%
DTE Energy's primary business is the operation of DTE Electric, a regulated electric utility that generates, transmits, and distributes electricity to residential, commercial, and industrial customers in Michigan under regulated tariffs.
CNP
Centerpoint Energy
$27.07Bn
41.09
-0.32%
+3.76%
CenterPoint Energy operates regulated electricity distribution franchises through subsidiaries like Houston Electric and CERC, serving approximately 3,006,945 metered electric customers. Its revenue is derived from regulated per-kilowatt-hour rates and fixed charges established by the Public Utility Commission of Texas.
FE
Firstenergy
$26.70Bn
46.15
-0.71%
-0.80%
FirstEnergy operates one of the nation's largest investor-owned electric systems, serving over 6 million residential, commercial, and industrial customers through a regulated retail franchise. Its Distribution segment earns revenues from delivering power to end-use customers under regulated tariffs.
PPL
Ppl
$26.32Bn
34.98
-0.99%
-6.37%
PPL operates regulated electricity distribution franchises in Pennsylvania, Kentucky, Virginia, and Rhode Island, delivering power to residential, commercial, and industrial customers under tariffs approved by state public utility commissions.
ES
Eversource Energy
$25.37Bn
67.47
-0.53%
-8.69%
Eversource operates regulated electric distribution franchises (CL&P, NSTAR Electric, and PSNH) serving millions of retail customers in Connecticut, Massachusetts, and New Hampshire under rates approved by state public utility commissions.
HRNNF
Hydro One
$23.44Bn
39.08
+0.31%
+3.03%
Hydro One operates a regulated electricity distribution franchise serving approximately 1.5 million customers in Ontario under tariffs approved by the Ontario Energy Board. Its Distribution Business segment delivers electricity to residential, commercial, and industrial end users through 126,000 circuit kilometres of low-voltage lines.
EIX
Edison International
$22.06Bn
57.34
-0.92%
+0.12%
Southern California Edison (SCE) operates as a regulated public utility delivering electricity to approximately five million residential, commercial, and industrial customers. Its revenue is derived from rates established by the California Public Utilities Commission (CPUC) and the Federal Energy Regulatory Commission (FERC).
CMS
Cms Energy
$21.82Bn
69.58
-1.01%
-6.68%
CMS Energy's primary revenue driver is its Consumers subsidiary, which operates a regulated electric utility franchise in Michigan's Lower Peninsula, generating $5.6 billion in operating revenue from the sale of electricity to residential, commercial, and industrial customers.
NI
Nisource
$20.75Bn
43.27
-0.92%
-1.37%
NiSource operates extensive regulated natural gas distribution networks through its Columbia Operations and NIPSCO Gas segments, serving approximately 3.3 million customers across six states. Its revenue is derived from the sale of natural gas to residential, commercial, and industrial customers under a regulated rate-base model.
YPF
2nd
Ypf Sociedad Anonima
$19.93Bn
50.67
+3.11%
+88.43%
The company operates a regulated natural gas distribution business through its subsidiary Metrogas, providing distribution services to residential, commercial, and industrial customers.
EVRG
Evergy
$19.47Bn
84.43
-0.61%
+8.40%
Evergy operates as an integrated, regulated electric utility serving residential, commercial, and industrial customers in Kansas and Missouri under regulated rate frameworks. Its core revenue is derived from retail electricity sales within exclusive service territories granted by state regulatory commissions.
LNT
Alliant Energy
$18.06Bn
69.66
-0.91%
+1.55%
Alliant Energy operates as a regulated monopoly providing electric distribution to approximately 1,010,000 retail customers through its subsidiaries IPL and WPL. It earns revenue from regulated per-kilowatt-hour rates and fixed connection charges for residential, commercial, and industrial customers.
CIG
Energy Co Of Minas Gerais
$17.11Bn
2.31
+1.32%
+15.50%
CEMIG operates a dominant electricity distribution franchise in Minas Gerais, serving approximately 9.6 million residential, commercial, and industrial customers under regulated tariffs. This distribution activity is a core segment of its business and defines its role as a regulated utility.
EMA
Emera
$14.79Bn
49.00
-0.75%
-0.75%
Emera operates several vertically integrated regulated electric utilities, including Tampa Electric Company and Nova Scotia Power, which deliver power to residential, commercial, and industrial customers under regulated tariffs.
KEP
Korea Electric Power
$13.58Bn
10.58
-1.40%
-28.51%
Korea Electric Power Corporation is an integrated electric utility that owns and operates the transmission and distribution of substantially all electricity in South Korea, selling to residential, commercial, and industrial end users. It functions under government-sanctioned monopoly conditions, delivering power to retail customers across various sectors.
PNW
Pinnacle West Capital
$12.84Bn
105.94
-0.60%
+14.46%
Pinnacle West operates as an investor-owned electric utility holding company through its subsidiary Arizona Public Service (APS), which provides regulated electric service to approximately 1.4 million retail customers under a regulated rate base.
WTRG
Essential Utilities
$12.23Bn
43.11
-0.39%
+4.38%
The company operates a substantial Regulated Water segment under the Aqua brand, providing water and wastewater services to millions of people. Revenue is generated from metered consumption and rate structures approved by state utility commissions.
AES
Aes
$10.70Bn
15.00
+0.20%
+5.63%
AES operates regulated electric utilities in Indiana, Ohio, and El Salvador, serving approximately 2.7 million residential, commercial, and industrial customers under state-approved tariffs.
ELPC
Energy Co Of Parana
$10.36Bn
13.89
+0.29%
+47.14%
Copel operates a massive regulated electricity distribution franchise under concessions from ANEEL, serving residential, industrial, commercial, and rural customers across 394 municipalities in Paraná.
OGE
Oge Energy
$10.00Bn
48.42
-1.00%
+4.83%
OGE Energy operates as a vertically integrated electric utility providing electricity to over 913,000 residential, commercial, and industrial customers in Oklahoma and Arkansas. Its rates are regulated by the Oklahoma Corporation Commission and the Arkansas Public Service Commission, earning revenue from regulated retail sales.
BIPH
2nd
Brookfield Infrastructure Partners
$9.59Bn
15.18
+0.46%
-11.28%
The company operates regulated electricity and natural gas transmission and distribution franchises in Brazil, India, and South Korea, earning a return on a regulated rate base.
UGI
Ugi
$8.26Bn
38.49
-0.31%
+15.55%
The company operates a Utilities segment that provides regulated electric and natural gas distribution services to residential, commercial, and industrial customers in Pennsylvania and neighboring states, earning revenue through rates set by public utility commissions.
IDA
Idacorp
$8.14Bn
140.66
-1.00%
+4.78%
Idaho Power operates as a regulated electric utility serving approximately 664,000 retail customers in southern Idaho and eastern Oregon under tariffs set by the Idaho and Oregon Public Utility Commissions. Its revenue is primarily derived from residential, commercial, industrial, and irrigation customer classes.
NFG
2nd
National Fuel Gas
$7.65Bn
80.52
-0.52%
-1.92%
The Utility segment, consisting of National Fuel Gas Distribution Corporation, delivers natural gas to approximately 756,000 residential, commercial, and industrial customers under a regulated cost of service model.
SWX
Southwest Gas Holdings
$6.60Bn
91.17
+0.10%
+12.54%
The company is a holding company primarily engaged in the regulated distribution of natural gas to residential, commercial, and industrial customers in Arizona, Nevada, and California. Its revenue is derived from regulated rates approved by state and federal commissions for gas delivery and infrastructure cost recovery.
TXNM
Txnm Energy
$6.47Bn
58.28
-0.75%
+2.23%
TXNM operates two regulated electric utilities, PNM and TNMP, providing electricity services to approximately 844,000 residential, commercial, and industrial customers. It earns revenue through regulated per-kilowatt-hour rates and tariffs approved by the New Mexico Public Regulation Commission and the Public Utility Commission of Texas.
BKH
Black Hills
$6.06Bn
79.45
+0.18%
+21.39%
The company's core business involves the generation, transmission, and distribution of electricity to residential, commercial, and industrial customers under regulated tariffs approved by state utility commissions. This is explicitly described as its Electric Utilities segment, which serves customers in Colorado, Montana, South Dakota, and Wyoming.
ENIC
Enel Chile
$6.00Bn
4.34
+0.00%
+12.14%
Enel Chile operates a regulated electricity distribution franchise serving 2.2 million customers in the Santiago Metropolitan Region, earning revenue through regulated tariffs. This distribution business is a core segment of the company, managing over 18,000 kilometers of medium and low voltage lines.
NJR
New Jersey Resources
$5.39Bn
53.15
-0.90%
+15.07%
The company's principal business is the distribution of natural gas through a regulated utility serving residential and commercial customers in several New Jersey counties, regulated by the New Jersey Board of Public Utilities.
POR
Portland General Electric
$5.16Bn
44.54
-0.78%
-2.75%
Portland General Electric is a vertically integrated electric utility that sells electricity to residential, commercial, and industrial customers under regulated rates approved by the Oregon Public Utility Commission. Its core revenue is derived from these retail sales within its regulated service territory.
SR
Spire
$5.04Bn
85.27
-0.30%
-3.55%
Spire operates regulated natural gas distribution franchises through subsidiaries like Spire Missouri and Spire Alabama, delivering gas to residential, commercial, and industrial customers under regulated tariffs.
SCE-PG
Southern California Edison
$4.97Bn
15.25
+0.39%
—
Southern California Edison operates as an investor-owned public utility delivering electricity to homes, businesses, and public facilities under rates set by the California Public Utilities Commission. Its revenue is derived from regulated per-kilowatt-hour rates and fixed charges, earning a regulated return on its rate-base assets.
OGS
ONE Gas
$4.90Bn
77.96
-0.37%
-5.20%
ONE Gas operates as a regulated public utility delivering natural gas to residential, commercial, and transportation customers in Oklahoma, Kansas, and Texas. Its revenue is derived from natural gas sales and delivery charges under rate-regulated frameworks overseen by state commissions.
NWE
NorthWestern Energy
$4.77Bn
77.59
+0.60%
+25.79%
NorthWestern Energy operates as a regulated electric utility delivering power to approximately 850,300 customers across Montana, South Dakota, Nebraska, and Yellowstone National Park under regulated tariffs. Its electric utility operations segment involves the generation, purchase, transmission, and distribution of electricity to retail customers.
PAM
2nd
Pampa Energy
$4.32Bn
79.38
+2.03%
+27.07%
The company delivers electricity to residential customers through distribution networks linked to the utility grid.
AQN
Algonquin Power & Utilities
$4.15Bn
5.40
-0.92%
-6.90%
The company operates a diversified portfolio of regulated electricity distribution franchises serving 310,000 electric connections across the US, Canada, Bermuda, and Chile. It earns revenue from regulated per-kilowatt-hour rates and fixed connection charges approved by authorities like the CPUC and NHPUC.
MDU
Mdu Resources
$4.04Bn
19.22
-0.72%
-2.34%
The company operates an Electric segment that generates, transmits, and distributes electricity to retail, commercial, and industrial customers under a regulated rate base. This is presented as a core part of its identity as a regulated energy delivery company.
OTTR
Otter Tail
$3.80Bn
90.49
-0.32%
+15.42%
Otter Tail operates a regulated electric utility providing generation, transmission, and distribution services to approximately 134,000 customers in Minnesota, North Dakota, and South Dakota. Revenue is generated from the sale of electricity to residential, commercial, and industrial customers under a regulated rate base.
AWR
American States Water
$3.39Bn
85.45
+0.48%
+11.63%
The company's primary business is providing regulated water purchase, production, distribution, and sale, as well as wastewater collection and treatment services through Golden State Water Company.
CPK
Chesapeake Utilities
$3.24Bn
134.35
+0.03%
+3.11%
The company's primary business is the delivery of electricity and natural gas to residential, commercial, and industrial customers under regulated rates set by state public service commissions. This is evidenced by its Regulated Energy segment, which includes subsidiaries like Florida Public Utilities and Delmarva Natural Gas.
AVA
Avista
$3.16Bn
37.68
-0.24%
-2.89%
Avista operates regulated electric distribution and transmission franchises in Washington, Idaho, Oregon, Montana, and Alaska, serving residential, commercial, and industrial customers under regulatory frameworks.
CWT
California Water Service
$2.97Bn
48.06
+1.18%
-3.61%
The company's principal operation is the ownership and regulation of water utility services, specifically the purchase, treatment, storage, and distribution of potable water. Revenue is derived from the sale of water to residential, commercial, industrial, and public authority customers under rate schedules approved by state public utility commissions.
MGEE
Mge Energy
$2.78Bn
73.48
-1.02%
-15.03%
MGE Energy operates a regulated electric utility through its subsidiary Madison Gas and Electric Company, serving approximately 170,000 customers in Dane County. This segment accounts for about 72% of total regulated revenues, delivering power under a regulated framework.
HTO
H2O America
$2.47Bn
58.90
+0.41%
+16.08%
H2O America owns and operates regulated water and wastewater utilities, including San Jose Water Company and Connecticut Water Company. Its primary revenue is derived from the sale of water and wastewater services to residential, commercial, and industrial customers under regulated tariffs.
NWN
Northwest Natural Holding
$2.10Bn
49.88
-0.08%
+5.43%
The company's primary operations involve delivering natural gas to residential, commercial, and industrial customers in Oregon, Washington, and Texas through its NW Natural and SiEnergy segments. Revenue is generated through regulated utility rates approved by state public utility commissions.
WELPP
Wisconsin Electric Power
$2.06Bn
62.01
-0.02%
-7.79%
The company is a regulated utility providing electric service to approximately 1.18 million retail and wholesale customers in Wisconsin under a regulated monopoly position. Its revenue is primarily derived from the sale of electricity to these retail customers.
HE
Hawaiian Electric Industries
$1.45Bn
8.40
-4.00%
-27.90%
Hawaiian Electric Industries operates regulated electricity distribution franchises on Oahu, Hawaii, and Maui, serving residential, commercial, and industrial customers. Its revenue is derived from regulated base rates and fuel adjustments approved by regulatory mechanisms.
MSEX
Middlesex Water
$1.06Bn
56.03
+0.41%
-7.17%
Middlesex Water Company owns and operates regulated water and wastewater systems, providing services to approximately 131,000 retail and wholesale customers. Its revenue is generated through the sale of water and wastewater services to residential, commercial, and industrial customers, as well as through municipal contracts for system management.
UTL
Unitil
$1.00Bn
55.10
+0.20%
+10.87%
Unitil operates regulated electricity distribution franchises through Unitil Energy and Fitchburg Gas and Electric Light Company, serving approximately 110,100 customers in New Hampshire and Massachusetts. This segment contributed 44% of the company's total operating revenue.
EDN
Edenor
$856.60Mn
18.90
+2.05%
+0.59%
Edenor holds an exclusive concession to distribute electricity to residential, commercial, and industrial customers in the Buenos Aires area. Its revenue is generated from the sale of electricity under regulated tariffs approved by the national energy regulator.
YORW
York Water
$516.37Mn
31.82
+0.41%
-1.52%
The company's core business is the impounding, purifying, and distributing of water, as well as operating wastewater collection and treatment facilities. It generates revenue from the sale of water and wastewater services to residential, commercial, and industrial customers under a regulatory framework overseen by the Pennsylvania Public Utility Commission.
BIPC
Brookfield Infrastructure
$485.90Mn
37.34
-0.80%
-16.39%
The company operates a regulated distribution operation in the United Kingdom providing last-mile electricity connections to residential and commercial customers under regulated tariffs. This activity is a core component of its revenue and operational structure.
CWCO
Consolidated Water
$444.65Mn
27.79
-0.93%
-21.23%
The company operates as a water utility, producing potable water from seawater via reverse osmosis and selling it to residential, commercial, and government customers under an exclusive retail license in the Cayman Islands. It also supplies bulk water to government-owned utilities in The Bahamas and the British Virgin Islands.
ARTNA
Artesian Resources
$322.11Mn
34.10
+0.26%
+2.13%
Artesian Resources is a public water utility that distributes and sells water and provides wastewater collection, treatment, and disposal services to residential, commercial, and industrial customers. Its primary revenue is generated from the sale of these water and wastewater services under regulated franchises.
PCYO
Pure Cycle
$259.77Mn
10.78
+0.09%
-2.44%
Pure Cycle operates as a water and wastewater service provider, supplying wholesale potable and non-potable water and wastewater treatment to municipal, commercial, and industrial customers. Revenue is generated from metered water usage fees, wastewater treatment charges, and tap fees.
RGCO
Rgc Resources
$237.74Mn
22.82
-1.00%
+6.24%
The company's primary operations involve the regulated distribution and sale of natural gas to residential, commercial, and industrial customers through its subsidiary, Roanoke Gas. It operates under exclusive franchises and CPCNs with rates overseen by the State Corporation Commission (SCC).
GWRS
Global Water Resources
$228.35Mn
7.93
+0.38%
-24.83%
Global Water Resources owns and operates 39 water, wastewater, and recycled water public utility systems. It generates revenue from water sales and wastewater treatment for residential, commercial, and industrial customers under the regulatory authority of the Arizona Corporation Commission.
QWTR
2nd
Quest Water Global
$5.28Mn
0.04
+0.00%
+0.00%
The company operates under a 'build own operate' model where it retains ownership of installed AQUAtap™ systems and sells the purified water directly to end users and community programs, functioning as a water utility provider.
CPWR
2nd
Ocean Thermal Energy
$0.00
0.00
—
—
The company's systems are designed to produce desalinated water for sale to municipalities and governmental entities, which is a core component of its revenue model alongside power generation.