Company
Headquarters: Calgary, AB, Canada
Founded: 1911
Employees: 1,282
CEO: Mr. John Harry Kousinioris
C$5.29 Billion
CAD as of Jan. 1, 2026
US$3.86 Billion
| Company | Market Cap (USD) |
|---|---|
| Siemens Energy | $123.41 B |
| China Yangtze Power Co. Ltd | $95.15 B |
| Vistra Corp. | $55.98 B |
| NRG Energy, Inc. | $32.14 B |
| CGN Power Co. Ltd | $27.14 B |
| Company | Market Cap (USD) |
|---|---|
| NextEra Energy | $168.55 B |
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| Siemens Energy | $123.41 B |
| Constellation Energy | $114.42 B |
| Enel SpA | $106.27 B |
TransAlta Corporation owns, operates, and develops a diverse fleet of electrical power generation assets in Canada, the United States, and Australia. It operates through four segments: Hydro, Wind and Solar, Gas, and Energy Transition. owns and operates hydro, wind and solar, natural gas-fired, and coal-fired facilities. The company also engages in wholesale trading of electricity and other energy-related commodities and derivatives; and related mining operations and natural gas pipeline operations. It serves municipalities, medium and large industries, businesses, and utility customers. The company was founded in 1909 and is headquartered in Calgary, Canada.
| Last Financial Reports Date | Sept. 30, 2025 |
| Revenue TTM | C$2.48 B |
| EBITDA | C$733.0 M |
| Gross Profit TTM | C$750.0 M |
| Profit Margin | -5.68% |
| Operating Margin | 5.53% |
| Quarterly Revenue Growth | -3.60% |
TransAlta Corporation has the following listings and related stock indices.
Stock: TSX: TA wb_incandescent
Stock: FSX: TZ1 wb_incandescent
Stock: OTC: TNSSF wb_incandescent
Stock: OTC: TSLTF wb_incandescent
Stock: TSX: TA.PR.D wb_incandescent
Stock: TSX: TA.PR.E wb_incandescent
Stock: TSX: TA.PR.F wb_incandescent
Stock: TSX: TA.PR.H wb_incandescent
Stock: NYSE: TAC wb_incandescent
Stock: TSX: TA.PR.J wb_incandescent
Power Generation (8,978 MW aggregate generating capacity).
John Kousinioris (President and CEO), John P. Dielwart (Board Chair) Appt’d April 21, 2020