Stacy Kooistra

Stacy serves as the Chief Operating Officer and General Counsel for the Dakota State University Applied Research Corporation (DSU-ARC). DSU-ARC was founded in October of 2022 to perform and manage applied cyber research on behalf of Dakota State University, and in furtherance of the interests of South Dakota and national security.

Stacy also serves as the State Staff Judge Advocate for the South Dakota Air National Guard and the SD Army/Air National Guard Joint Staff, holding the rank of Colonel. He previously served as City Attorney for the City of Sioux Falls from September 2018 to March 2023.

In his private law practice from 2005-2018, Stacy’s primary areas of practice were civil and commercial litigation including contract/business law, construction law, family law, and general civil litigation matters. Since 2013, Stacy has held a Martindale-Hubble peer review rating of AV, which is the highest rating possible.

Prior to practicing law, Stacy served as a U.S. Army Military Intelligence Officer on active duty and in the South Dakota Army National Guard, and also has experience as an active-duty enlisted soldier, business manager, and professional basketball player in Sweden.