Brandtree

TransAlta: brands it owns and its ownership tree

TransAlta (TSX: TA, NYSE: TAC) is a publicly listed company headquartered in Canada that owns 1 consumer brand.[1][2]

TransAlta is a Canadian power generator with wind, gas, coal and other assets in Canada and the United States. Its 2025 annual information form says its common shares trade on the TSX as TA and on the NYSE as TAC, that it closed the acquisition of Heartland Generation in December 2024, and that it bought Far North Power (310 MW of gas-fired plants in Ontario) in February 2026.

Company facts

Legal name
TransAlta Corporation
Type
publicly listed company · see all publicly listed company owners
Headquarters
🇨🇦 Canada
Tickers
TSX: TA NYSE: TAC
Revenue
C$2.4 billion (2025)[2]
SEC CIK
0001144800
Last verified
· 2 sources

TransAlta in numbers

TransAlta financial history

Headline figures from TransAlta's annual reports filed with the US Securities and Exchange Commission, in CAD as reported, fiscal years ending 2020–2025. Revenue moved from C$2.1bn to C$2.4bn, an average of 2.7% a year (calculated).

Fiscal year endedRevenueOperating incomeOperating marginNet incomeTotal assetsLong-term debtFiling
C$2.4bn C$140m 5.8% C$-158,000,000 C$8.66bn C$3.42bn 40-F
C$2.85bn C$585m 20.6% C$239m C$9.5bn C$3.24bn 40-F
C$3.35bn C$1.09bn 32.5% C$796m C$8.66bn C$2.93bn 40-F
C$2.98bn C$531m 17.8% C$161m C$10.7bn C$3.48bn 40-F
C$2.72bn C$-239,000,000 -8.8% C$-425,000,000 C$9.23bn C$2.42bn 40-F
C$2.1bn C$-99,000,000 -4.7% C$-253,000,000 C$9.75bn C$3.26bn 40-F

Source: SEC XBRL company facts. A dash means the company did not report that line in a form we could read. Figures for a year can be restated in a later filing; the latest filing's number is shown.

Everything TransAlta owns

Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.

Everything TransAlta owns Tree of 1 brands under TransAlta. TransAlta TransAlta

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Brand portfolio by category

Energy (1)

Full portfolio, 1 brands, with sources →

Recent changes to this record

All changes →

TransAlta SEC filings

The documents behind the figures on this page, as listed in the SEC's EDGAR index. Each links to the filing itself.

Annual reports

Recent current and quarterly reports

FiledFormWhat it declares
6-KReport of a foreign private issuer
6-KReport of a foreign private issuer
6-KReport of a foreign private issuer
6-KReport of a foreign private issuer
6-KReport of a foreign private issuer
6-KReport of a foreign private issuer
6-KReport of a foreign private issuer
6-KReport of a foreign private issuer

Frequently asked questions

What brands does TransAlta own?

TransAlta owns 1 consumer brands tracked here, including TransAlta.

Is TransAlta a Canadian company?

Yes. TransAlta is headquartered in Canada.

Who owns TransAlta?

TransAlta is a publicly listed company owned by its shareholders; it trades as TA on the TSX and TAC on the NYSE.

Sources (2) & corrections

Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.

  1. [1] TransAlta Corporation Annual Report on Form 40-F filed 2026-02-27 — SEC EDGAR, SEC filing, published 27 February 2026; retrieved 5 October 2026.
  2. [2] TransAlta Corporation: Form 40-F for the year ended 2025-12-31 (revenue) — SEC EDGAR, SEC filing, published 27 February 2026; retrieved 5 October 2026.

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