Teresa Mogensen

Teresa Mogensen returned to ATC as president and chief executive officer in August 2023. Mogensen previously spent seven years (2000-2007) with ATC, holding various leadership positions during its formation as the country’s first for-profit, transmission-only company. In January 2024 she became the chair of the board of directors. 

Prior to her return, Mogensen was senior vice president, energy supply at Xcel Energy where she was responsible for a generation fleet of over 80 sites that produced more than 20,000 MW of electric power for 3.7 million customers across eight states. She also led Xcel Energy Transmission through a period of significant expansion, including successful implementation of the CapX2020 utility transmission collaboration.

Mogensen has served on the board of directors of industry and community organizations, including the Midwest Reliability Organization, the Electric Power Research Institute Power Delivery and Utilization Sector Council and its Transmission Executive Committee, Edison Electric Institute Energy Delivery Executive Advisory Committee, North American Transmission Forum, WIRES, North American Electric Reliability Corporation Reliability Issues Steering Committee, American Wind Energy Association, Catholic Charities of St. Paul, and Minneapolis and Minnesota Private College Council.

Mogensen earned a Bachelor of Science in electrical engineering and a Masters in Business Administration from Marquette University. She is a registered professional engineer and prior certified NERC system operator.