Largest utility companies by market cap

Companies: 142 total market cap: £1.743 T

Rank	Name	Market Cap	Price	Today	Country
101	Toho Gas 9533.T	£2.11 B	£22.66	1.44%	🇯🇵 Japan
102	ReNew Power RNW	£2.05 B	£5.65	0.53%	🇮🇳 India
103	MARAFIQ (The Power and Water Utility Company for Jubail and Yanbu) 2083.SR	£2.00 B	£8.00	1.36%	🇸🇦 S. Arabia
104	Vector Limited VCT.NZ	£1.99 B	£2.00	0.43%	🇳🇿 New Zealand
105	Enerjisa Enerji ENJSA.IS	£1.84 B	£1.56	5.39%	🇹🇷 Turkey
106	Mainova MNV6.F	£1.75 B	£319.67	7.06%	🇩🇪 Germany
107	Hawaiian Electric Industries HE	£1.50 B	£8.70	0.17%	🇺🇸 USA
108	Minera Valparaíso MINERA.SN	£1.45 B	£11.67	1.42%	🇨🇱 Chile
109	NW Natural NWN	£1.45 B	£34.98	0.73%	🇺🇸 USA
110	H2O America HTO	£1.31 B	£36.68	1.22%	🇺🇸 USA
111	Genesis Energy GNE.NZ	£1.14 B	£1.04	0.84%	🇳🇿 New Zealand
112	Telecom Plus PLC TEP.L	£1.12 B	£14.09	0.86%	🇬🇧 UK
113	edenor EDN	£1.10 B	£22.43	2.82%	🇦🇷 Argentina
114	Romande Energie REHN.SW	£1.03 B	£40.22	0.47%	🇨🇭 Switzerland
115	naturenergie holding NEAG.SW	£1.02 B	£31.11	0.00%	🇨🇭 Switzerland
116	Alkhorayef Water and Power Technologies Company 2081.SR	£0.94 B	£27.11	1.02%	🇸🇦 S. Arabia
117	Mahanagar Gas MGL.NS	£0.91 B	£9.29	0.02%	🇮🇳 India

118	Polenergia PEP.WA	£0.89 B	£11.64	1.06%	🇵🇱 Poland
119	Electrica ECEA.F	£0.89 B	£10.54	0.00%	Romania
120	Superior Plus SPB.TO	£0.83 B	£3.73	0.29%	🇨🇦 Canada
121	Middlesex Water Company MSEX	£0.72 B	£39.67	1.73%	🇺🇸 USA
122	Celesc (Centrais Elétricas de Santa Catarina) CLSC4.SA	£0.68 B	£17.77	0.73%	🇧🇷 Brazil
123	Unitil Corporation UTL	£0.65 B	£36.64	0.14%	🇺🇸 USA
124	Ascopiave ASC.MI	£0.60 B	£2.78	0.32%	🇮🇹 Italy
125	Phnom Penh Water Supply Authority PWSA.KH	£0.57 B	£1.20	0.31%	🇰🇭 Cambodia
126	Shamal Az-Zour Al-Oula Power and Water Company AZNOULA.KW	£0.41 B	£376.10	0.65%	🇰🇼 Kuwait
127	Acinque AC5.MI	£0.38 B	£1.97	0.90%	🇮🇹 Italy
128	Sembcorp Salalah Power & Water Company SSPW.OM	£0.36 B	£0.38	0.51%	🇴🇲 Oman
129	York Water YORW	£0.36 B	£25.04	0.54%	🇺🇸 USA
130	Saibu Gas Holdings 9536.T	£0.32 B	£9.11	0.64%	🇯🇵 Japan
131	Hokkaido Gas 9534.T	£0.30 B	£3.46	1.55%	🇯🇵 Japan
132	Genie Energy GNE	£0.28 B	£10.53	0.85%	🇺🇸 USA
133	Yü Group YU.L	£0.25 B	£15.39	2.33%	🇬🇧 UK
134	Artesian Resources ARTNA	£0.24 B	£23.90	0.42%	🇺🇸 USA
135	Pure Cycle (water) PCYO	£0.21 B	£8.93	1.19%	🇺🇸 USA
136	Burgenland Holding BHD.VI	£0.19 B	£64.55	0.00%	🇦🇹 Austria
137	Keiyo Gas 9539.T	£0.18 B	£5.66	0.86%	🇯🇵 Japan
138	RGC Resources RGCO	£0.17 B	£16.97	1.66%	🇺🇸 USA
139	clearvise AG ABO.DE	£95.95 M	£1.27	0.68%	🇩🇪 Germany
140	SMN Power Company SMNP.OM	£90.34 M	£0.45	0.00%	🇴🇲 Oman
141	Via Renewables VIASP	£59.46 M	£8.22	0.05%	🇺🇸 USA
142	Fernheizwerk Neukölln FHW.F	£42.82 M	£18.62	0.93%	🇩🇪 Germany

This is the list of the largest utility companies by market capitalization. A public utility company or simply utility company is an organization that maintains the infrastructure for a public service. Only the top utility companies are shown in this list and utility companies that are not publicly traded are excluded. The ranking and the market cap data shown on this page are updated daily.

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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