Patrick DJ Mahlberg
Fredrikson & Byron PA
pmahlberg@fredlaw.com
6124927419
60 S 6th St Ste 1500, Minneapolis, MN, 55402-4400, 
1) Great River Energy
2) ONEOK
3) Otter Tail Power Company
4) Xcel Energy Services, Inc.
Last Updated: November 12, 2026