| Rank | Name | Market Cap | Price | Today | Price (30 days) | Country | |
|---|---|---|---|---|---|---|---|
 | 1 |  | A$232.69 B | A$113.04 | 0.32% | 🇺🇸 USA | |
| 2 |  | A$174.45 B | A$27.68 | 0.00% | 🇪🇸 Spain | |
| 3 |  | A$157.65 B | A$6.44 | 1.67% | 🇨🇳 China | |
| 4 |  | A$155.34 B | A$1.38 | 0.30% | 🇦🇪 UAE | |
| 5 |  | A$154.88 B | A$140.78 | 0.64% | 🇺🇸 USA | |
| 6 |  | A$153.10 B | A$488.52 | 2.53% | 🇺🇸 USA | |
| 7 |  | A$146.49 B | A$14.19 | 0.35% | 🇮🇹 Italy | |
| 8 |  | A$138.70 B | A$178.46 | 0.60% | 🇺🇸 USA | |
| 9 |  | A$104.54 B | A$106.64 | 0.65% | 🇬🇧 UK | |
| 10 |  | A$86.42 B | A$34.96 | 1.00% | 🇫🇷 France | |
| 11 |  | A$82.55 B | A$99.66 | 1.20% | 🇸🇦 S. Arabia | |
| 12 |  | A$74.35 B | A$87.19 | 1.32% | 🇺🇸 USA | |
| 13 |  | A$74.21 B | A$28.40 | 0.69% | 🇩🇪 Germany | |
| 14 |  | A$60.12 B | A$104.25 | 0.25% | 🇺🇸 USA | |
| 15 |  | A$58.84 B | A$6.07 | 0.37% | 🇮🇳 India | |
| 16 |  | A$57.29 B | A$1.15 | 0.72% | 🇦🇪 UAE | |
| 17 |  | A$55.43 B | A$124.20 | 0.45% | 🇺🇸 USA | |
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| 18 |  | A$51.15 B | A$160.30 | 0.16% | 🇺🇸 USA | |
| 19 |  | A$49.26 B | A$46.51 | 0.04% | 🇪🇸 Spain | |
| 20 |  | A$46.58 B | A$48.20 | 0.07% | 🇪🇸 Spain | |
| 21 |  | A$42.20 B | A$203.40 | 0.16% | 🇺🇸 USA | |
| 22 |  | A$42.15 B | A$216.18 | 0.27% | 🇺🇸 USA | |
| 23 |  | A$41.74 B | A$37.65 | 1.05% | 🇬🇧 UK | |
| 24 |  | A$39.70 B | A$114.82 | 0.47% | 🇦🇹 Austria | |
| 25 |  | A$37.20 B | A$234.26 | 0.12% | 🇺🇸 USA | |
| 26 |  | A$36.67 B | A$99.83 | 0.61% | 🇺🇸 USA | |
| 27 |  | A$35.97 B | A$71.73 | 0.08% | 🇨🇦 Canada | |
| 28 |  | A$32.75 B | A$54.62 | 0.22% | 🇨🇦 Canada | |
| 29 |  | A$31.97 B | A$106.88 | 0.27% | 🇺🇸 USA | |
| 30 |  | A$29.84 B | A$77.58 | 0.45% | 🇺🇸 USA | |
| 31 |  | A$29.33 B | A$20.13 | 4.74% | 🇲🇾 Malaysia | |
| 32 |  | A$28.29 B | A$60.12 | 0.08% | 🇺🇸 USA | |
| 33 |  | A$28.20 B | A$6.72 | 1.10% | 🇵🇹 Portugal | |
| 34 |  | A$24.93 B | A$10.77 | 0.98% | 🇧🇷 Brazil | |
| 35 |  | A$24.22 B | A$94.32 | 0.83% | 🇺🇸 USA | |
| 36 |  | A$24.10 B | A$104.77 | 0.66% | 🇺🇸 USA | |
| 37 |  | A$22.52 B | A$7.03 | 0.76% | 🇮🇳 India | |
| 38 |  | A$22.03 B | A$3.22 | 2.04% | 🇮🇳 India | |
| 39 |  | A$20.58 B | A$9.66 | 0.20% | 🇭🇰 Hong Kong | |
| 40 |  | A$20.24 B | A$11.75 | 0.60% | 🇦🇺 Australia | |
| 41 |  | A$19.65 B | A$18.15 | 0.29% | 🇪🇸 Spain | |
| 42 |  | A$19.46 B | A$17.47 | 1.45% | 🇯🇵 Japan | |
| 43 |  | A$17.84 B | A$338.24 | 0.23% | 🇨🇭 Switzerland | |
| 44 |  | A$16.83 B | A$3.57 | 0.74% | 🇮🇹 Italy | |
| 45 |  | A$16.54 B | A$53.71 | 0.38% | 🇬🇧 UK | |
| 46 |  | A$16.51 B | A$138.32 | 0.33% | 🇺🇸 USA | |
| 47 |  | A$15.89 B | A$56.72 | 0.56% | 🇺🇸 USA | |
| 48 |  | A$15.71 B | A$3.18 | 0.13% | 🇬🇧 UK | |
| 49 |  | A$15.61 B | A$22.42 | 0.18% | 🇬🇧 UK | |
| 50 |  | A$15.48 B | A$0.14 | 1.26% | 🇨🇱 Chile | |
| 51 |  | A$14.83 B | A$37.68 | 0.22% | 🇯🇵 Japan | |
| 52 |  | A$14.17 B | A$5.42 | 0.74% | 🇳🇿 New Zealand | |
| 53 |  | A$13.90 B | A$18.41 | 1.81% | 🇯🇵 Japan | |
| 54 |  | A$13.54 B | A$67.27 | 0.54% | 🇺🇸 USA | |
| 55 |  | A$12.69 B | A$24.93 | 1.30% | 🇮🇳 India | |
| 56 |  | A$12.64 B | A$11.42 | 1.10% | 🇮🇳 India | |
| 57 |  | A$12.60 B | A$3.89 | 0.05% | 🇮🇹 Italy | |
| 58 |  | A$12.56 B | A$4.06 | 0.00% | 🇨🇳 China | |
| 59 |  | A$12.52 B | A$6.33 | 0.90% | 🇲🇾 Malaysia | |
| 60 |  | A$12.48 B | A$12.30 | 0.73% | 🇮🇹 Italy | |
| 61 |  | A$12.00 B | A$10.42 | 0.37% | 🇧🇷 Brazil | |
| 62 |  | A$11.77 B | A$9.41 | 0.26% | 🇧🇷 Brazil | |
| 63 |  | A$11.59 B | A$54.06 | 0.61% | 🇺🇸 USA | |
| 64 |  | A$11.01 B | A$4.91 | 1.46% | 🇵🇱 Poland | |
| 65 |  | A$10.25 B | A$6.97 | 0.31% | 🇮🇹 Italy | |
| 66 |  | A$9.65 B | A$178.64 | 0.27% | 🇺🇸 USA | |
| 67 |  | A$9.59 B | A$12.90 | 0.82% | 🇧🇷 Brazil | |
| 68 |  | A$9.56 B | A$25.91 | 0.75% | 🇬🇷 Greece | |
| 69 |  | A$9.29 B | A$11.39 | 1.68% | 🇧🇷 Brazil | |
| 70 |  | A$8.64 B | A$42.12 | 0.11% | 🇨🇦 Canada | |
| 71 |  | A$7.93 B | A$85.60 | 0.14% | 🇺🇸 USA | |
| 72 |  | A$7.91 B | A$20.66 | 0.00% | 🇵🇭 Philippines | |
| 73 |  | A$7.57 B | A$34.21 | 0.05% | 🇮🇹 Italy | |
| 74 |  | A$7.46 B | A$6.78 | 0.56% | 🇶🇦 Qatar | |
| 75 |  | A$7.43 B | A$41.68 | 0.42% | 🇦🇹 Austria | |
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| 76 |  | A$7.33 B | A$5.18 | 2.85% | 🇨🇱 Chile | |
| 77 |  | A$6.97 B | A$69.48 | 0.61% | 🇺🇸 USA | |
| 78 |  | A$6.93 B | A$111.09 | 0.76% | 🇺🇸 USA | |
| 79 |  | A$6.84 B | A$62.47 | 0.84% | 🇺🇸 USA | |
| 80 |  | A$6.67 B | A$113.10 | 0.16% | 🇺🇸 USA | |
| 81 |  | A$6.62 B | A$8.26 | 0.77% | 🇳🇿 New Zealand | |
| 82 |  | A$6.48 B | A$3.63 | 1.14% | 🇵🇱 Poland | |
| 83 |  | A$6.44 B | A$9.58 | 2.34% | 🇦🇺 Australia | |
| 84 |  | A$6.27 B | A$86.49 | 1.01% | 🇺🇸 USA | |
| 85 |  | A$6.24 B | A$55.41 | 0.56% | 🇨🇦 Canada | |
| 86 |  | A$6.00 B | A$104.10 | 2.90% | 🇦🇷 Argentina | |
| 87 |  | A$5.88 B | A$4.50 | 1.61% | 🇮🇹 Italy | |
| 88 |  | A$5.82 B | A$8.27 | 1.27% | 🇮🇳 India | |
| 89 |  | A$5.81 B | A$100.36 | 1.68% | 🇺🇸 USA | |
| 90 |  | A$5.56 B | A$3.87 | 1.02% | 🇮🇳 India | |
| 91 |  | A$5.32 B | A$10.65 | 1.20% | 🇯🇵 Japan | |
| 92 |  | A$5.02 B | A$119.92 | 1.67% | 🇺🇸 USA | |
| 93 |  | A$4.89 B | A$79.70 | 0.76% | 🇺🇸 USA | |
| 94 |  | A$4.78 B | A$131.04 | 2.06% | 🇺🇸 USA | |
| 95 |  | A$4.68 B | A$9.94 | 1.43% | 🇬🇧 UK | |
| 96 |  | A$4.68 B | A$35.66 | 1.43% | 🇧🇷 Brazil | |
| 97 |  | A$4.65 B | A$57.75 | 0.73% | 🇺🇸 USA | |
| 98 |  | A$4.37 B | A$122.64 | 0.72% | 🇩🇪 Germany | |
| 99 |  | A$4.37 B | A$17.49 | 0.47% | 🇸🇦 S. Arabia | |
| 100 |  | A$4.36 B | A$187.21 | 0.27% | 🇺🇸 USA | |
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.