For the fourth consecutive year, Ryan Russell Kemper and Paul Sonderegger have earned a spot on the Missouri Lawyers Weekly Power List for Environmental Law. The 2025 list recognizes leading practitioners across the state who represent energy and utility companies in matters such as securing easements for transmission lines, negotiating mergers and acquisitions, and defending against consumer and class action lawsuits.
Ryan's practice spans a wide range of environmental issues, including air, water, land, energy, agriculture, emergency response, and climate concerns. As co-chair of Thompson Coburn's Environmental Law group, he has successfully handled cases nationwide under the full spectrum of federal, state, and local environmental laws and regulations.
Paul focuses on litigation and regulatory compliance, resolving environmental, real estate, and construction disputes in both state and federal courts. He also serves as co-chair of Thompson Coburn's Environmental Law group and is a former chair of the Bar Association of Metropolitan St. Louis Environmental & Conservation Law Committee.
View the full list of honorees here.