Harriet Hageman has been a trial attorney for almost 30 years. She began her focus on water and natural resource issues in 1997 when the State of Wyoming hired her to handle Nebraska v. Wyoming, a dispute over the waters and management of the North Platte River. She opened her own law firm in August, 2000, and has dedicated her career over the .... Harriet Hageman. 9,801 likes · 3,154 talking about this. I am a deep-rooted Wyomingite, being the fourth-generation to call this State home. Raised on a. "/>Harriet hageman bio