TransAlta Corporation, originally founded in 1909 as Calgary Power Company Ltd., is a publicly traded energy company specializing in the development, ownership and operation of power generation and transmission assets. Headquartered in Calgary, Alberta, TransAlta has grown from its early hydroelectric roots into a diversified energy provider with a multi-fuel generating fleet.
The company’s core business activities encompass power generation, asset management and energy trading services. Its generation mix includes natural gas, hydroelectric, coal (in Canada), wind and solar facilities, alongside a high-voltage transmission network in Alberta. TransAlta also delivers optimization and risk-management solutions to commercial and industrial clients, helping balance supply and demand in deregulated markets.
TransAlta’s operations span across Canada, the United States and Australia, where it owns and operates nearly 7,000 megawatts of capacity. The company continues to pursue strategic investments in renewable energy, modernizing its fleet and advancing low‐carbon technologies. Its geographic diversification allows TransAlta to serve utilities, municipalities and large industrial customers under long‐term power purchase agreements and merchant market arrangements.
Under the leadership of President and Chief Executive Officer John Kousinioris, TransAlta emphasizes safety, reliability and sustainability. The management team is focused on driving operational excellence, optimizing asset performance and supporting the transition to a cleaner energy future while maintaining a disciplined approach to capital allocation.
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