Exhibit 99.1 Portland General Electric One World Trade Center 121 S.W. Salmon Street Portland, Oregon 97204 News Release April 25, 2025 Drew Hanson Nick White Corporate Communications Investor Relations Phone: 503-464-2067 Phone: 503-464-8073 Media Contact: Investor Contact: Portland General Electric Announces First Quarter 2025 Results PORTLAND, Ore. -- Portland General Electric Company (NYSE: POR) today reported net income based on generally accepted accounting principles (GAAP) of $100 million, or$0.91 ...