Talen Energy Corp. TLN

What this company does

Talen owns and operates approximately 13.1 GW of power infrastructure in the United States, including 2.2 GW of nuclear power and a dispatchable fossil fleet, and produces and sells electricity, capacity, and ancillary services into wholesale U.S. power markets, with its generation fleet located in the Mid-Atlantic, Ohio, and Montana. Its power generation assets include nuclear, natural gas, coal, and oil capabilities. It owns and operates over 5.7 GW of low- and zero-carbon baseload generation, including a 90% interest in the 2.5 GW Susquehanna facility. As of December 31, 2025, Talen had approximately 1,880 full-time employees, of which approximately 43% were represented by labor unions. Talen is a Delaware corporation with its principal executive office located at 2929 Allen Parkway, Suite 2200, Houston, TX 77019.

Written from the business description in Talen Energy Corporation's annual report to the U.S. Securities and Exchange Commission, filed 26 February 2026. Every sentence was checked against that document before publication.