Largest utility companies by market cap

Companies: 139 total market cap: £1.553 T

Rank	Name	Market Cap	Price	Today	Country
101	Vector Limited VCT.NZ	£1.73 B	£1.73	1.03%	🇳🇿 New Zealand
102	Pennon Group PNN.L	£1.73 B	£5.98	2.84%	🇬🇧 UK
103	Colbún COLBUN.SN	£1.72 B	£0.09839	0.24%	🇨🇱 Chile
104	Enerjisa Enerji ENJSA.IS	£1.64 B	£1.40	0.24%	🇹🇷 Turkey
105	Mainova MNV6.F	£1.54 B	£281.09	0.00%	🇩🇪 Germany
106	SJW Group SJW	£1.39 B	£42.09	0.80%	🇺🇸 USA
107	Hawaiian Electric Industries HE	£1.38 B	£8.01	0.29%	🇺🇸 USA
108	Minera Valparaíso MINERA.SN	£1.34 B	£10.75	0.16%	🇨🇱 Chile
109	Tauron Polska TPE.WA	£1.30 B	£0.75	1.82%	🇵🇱 Poland
110	NW Natural NWN	£1.29 B	£32.30	0.63%	🇺🇸 USA
111	Mahanagar Gas MGL.NS	£1.13 B	£11.47	0.22%	🇮🇳 India
112	Alkhorayef Water and Power Technologies Company 2081.SR	£1.07 B	£30.78	0.27%	🇸🇦 S. Arabia
113	Genesis Energy GNE.NZ	£1.06 B	£0.98	0.70%	🇳🇿 New Zealand
114	Polenergia PEP.WA	£1.04 B	£13.56	1.69%	🇵🇱 Poland
115	naturenergie holding NEAG.SW	£1.00 B	£30.42	0.86%	🇨🇭 Switzerland
116	Romande Energie REHN.SW	£1.00 B	£39.15	0.45%	🇨🇭 Switzerland
117	Superior Plus SPB.TO	£0.84 B	£3.41	0.32%	🇨🇦 Canada

118	Middlesex Water Company MSEX	£0.82 B	£46.41	0.47%	🇺🇸 USA
119	Electrica ECEA.F	£0.77 B	£9.09	0.00%	Romania
120	Unitil Corporation UTL	£0.71 B	£44.04	0.92%	🇺🇸 USA
121	Phnom Penh Water Supply Authority PWSA.KH	£0.58 B	£1.22	0.64%	🇰🇭 Cambodia
122	Ascopiave ASC.MI	£0.47 B	£2.19	0.75%	🇮🇹 Italy
123	Shamal Az-Zour Al-Oula Power and Water Company AZNOULA.KW	£0.43 B	£394.50	0.00%	🇰🇼 Kuwait
124	York Water YORW	£0.39 B	£27.60	0.69%	🇺🇸 USA
125	Celesc (Centrais Elétricas de Santa Catarina) CLSC4.SA	£0.37 B	£10.01	2.90%	🇧🇷 Brazil
126	Acinque AC5.MI	£0.33 B	£1.69	2.38%	🇮🇹 Italy
127	Saibu Gas Holdings 9536.T	£0.32 B	£8.75	1.48%	🇯🇵 Japan
128	Genie Energy GNE	£0.31 B	£11.61	1.94%	🇺🇸 USA
129	Artesian Resources ARTNA	£0.26 B	£26.21	0.63%	🇺🇸 USA
130	Pure Cycle (water) PCYO	£0.25 B	£10.39	0.23%	🇺🇸 USA
131	Hokkaido Gas 9534.T	£0.24 B	£2.78	0.91%	🇯🇵 Japan
132	Sembcorp Salalah Power & Water Company SSPW.OM	£0.18 B	£0.19	0.00%	🇴🇲 Oman
133	Burgenland Holding BHD.VI	£0.17 B	£59.11	0.70%	🇦🇹 Austria
134	RGC Resources RGCO	£0.16 B	£16.44	0.76%	🇺🇸 USA
135	SMN Power Company SMNP.OM	£0.14 B	£0.71	0.00%	🇴🇲 Oman
136	Keiyo Gas 9539.T	£0.13 B	£12.79	0.28%	🇯🇵 Japan
137	clearvise AG ABO.DE	£0.10 B	£1.37	2.65%	🇩🇪 Germany
138	Via Renewables VIA	£62.6 M	£8.66	0.05%	🇺🇸 USA
139	Fernheizwerk Neukölln FHW.F	£47.15 M	£19.68	0.00%	🇩🇪 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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