Hydro One: Detailed Company Information & Corporate Profile
Summary
Hydro One is a public company that has been in the industry for 27 years. The business currently specializes in Utilities area. Hydro One's headquarter is located at Markham, Ontario, CA. The number of employees is at least 5.0K. Register with SignalHire to connect with Hydro One employees and management.
| Hydro One Website | hydroone.com |
| Social Links |   |
| Phone Number | 1-800-434-1235 |
| Industries | |
| Hydro One Headquarters address | 483 Bay Street, Toronto, Ontario, M5G 2P5 CA |
| Company Size | 5000-10000 employees |
| Specialties | Electricity transmission and distribution, Energy Systems, Power systems |
| SIC Code | 1382, 4900, 1623 |
| Founded | 1999 |
| Estimated Annual Revenue | $50M - 100M |
| Operating Status | Independent Company |
| Updated: | 2026-07-22 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1949 | Public Company | 10K - 50K | |
| 2000 | Public Company | 1.0K - 5.0K | |
| 1998 | Public Company | 5.0K - 10K | |
| 1984 | Public Company | 1.0K - 5.0K |
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Hydro One's workforce includes employees across a wide range of tenure levels.
1% have been with the company for less than 1 year5% have been with the company for 1 to 2 years11% have been with the company for 3 to 4 years10% have been with the company for 5 to 7 years10% have been with the company for 8 to 10 years63% have been with the company for more than 11 years
Hydro One Corporate Information: FAQ
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