Notable Women in Law Katie Crosby Lehmann

Katie Crosby Lehmann

Founding and managing partner, Ciresi Conlin LLP


Katie Crosby Lehmann, one of the founders and managing partners of Minneapolis-based Ciresi Conlin LLP, is best known for practicing at the intersection of science and law. She has served as trial counsel for plaintiffs and defendants in all areas of business litigation, from consumer rights and alleged false advertising to business, contractual, and science-based disputes, and as litigation counsel for plaintiffs and defendants in patent infringement cases in a range of industries.

She is lead counsel in a MERA case alleging that the MN DNR’s existing rules will fail to protect the environment from harm caused by copper mining on the Boundary Water Canoe Area.