Gunter Estermann

Jonathan L. Grob is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law, Corporate Law, Nonprofit / Charities Law, Private Funds / Hedge Funds Law, Tax Law and Trusts and Estates. Jonathan L., who practices law in Omaha, Nebraska, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jonathan L....

Litigation partner Kate Campbell handles environmental, toxic tort and class action litigation and Superfund and RCRA remediation matters*. Since joining the firm in 2003, she has developed considerable experience in defending complex toxic tort claims for personal injury, wrongful death, medical monitoring and property damage, in representing potentially responsible parties across the country in CERCLA and RCRA matters, and in litigating federal, state and private enforcement actions under a...

Josephine Torrente’s practice focuses on bringing promising new drug and biological therapies through the FDA approval process. With more than 30 years of experience in the industry, Josephine provides essential regulatory insight and strategic perspective into the pursuit of aggressive objectives. Josephine advises biotech and pharmaceutical senior executives and development teams on strategic direction at critical moments in drug development, from preclinical and Phase 1 matters to co...

Ken is a Fellow in the American College of Construction Lawyers, and has served on the Governing Committee of the American Bar Association’s Forum on the Construction Industry. He has degrees in chemistry from Cornell and meteorology from Penn State. In 1996, Penn State’s College of Earth and Mineral Sciences named him a Centennial Fellow. He was a meteorologist for 4 years, serving as General Staff Weather Briefing Officer in Saigon, Vietnam (7th Air Force), and Chief Forecaster ...

Ms. Villanueva is an attorney in the firm’s Intellectual Property Department. She practices in the areas of domestic and international trademark and copyright prosecution, licensing and enforcement. Ms. Villanueva assists clients with brand development and with identifying various protectable aspects of the clients’ products, services and concepts. She also helps clients with clearing all aspects of advertising, promotional and marketing materials and products, including trademark...

John E. Hill is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. John E., who practices law in Oakland, California, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John E. is held by other top lawyers in the same geographic and legal practice area.

Manufacturing clients call on Jason Rottner to handle their most complex and high-profile commercial disputes. Jason is an aggressive and creative litigator with a proven track record of success in courts throughout the country. Jason co-chairs the Industrials & Manufacturing Litigation Team and frequently represents manufacturing and automotive clients in a variety of commercial disputes, including contract and warranty disputes, class actions, and product liability cases. Jason has succ...

Kathryn (“Kate”) Conway joined Power Rogers LLP in 2011 and represents individuals and families in serious injury and wrongful death matters. Based in Chicago, Illinois, she focuses her practice on Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs . Her work includes cases involving medical negligence, automobile and trucking collisions , premises liability , and defective products . As a trial lawyer, Kate works closely with clients throughout every...

Mary L. Ippel is a top attorney recognized by Best Lawyers in the practice area(s) of Economic Development Law. Mary L., who practices law in Minneapolis, Minnesota, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mary L. is held by other top lawyers in the same geographic and legal practice area.

Edward G. Black is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Patent Law. Edward G., who practices law in Boston, Massachusetts, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edward G. is held by other top lawyers in the same geographic and legal practice area.