Hero Dogs Boomer is named after LTC Thomas I. “Boomer” Eisiminger, Sr. who graduated from Seattle University with an Electrical Engineering Degree. While there, he participated in ROTC as a Cadet Company Commander. He was simultaneously enlisted in the Washington National Guard and achieved the rank of Corporal. He was commissioned in the U.S. Army in 1959 and served for 20 years. Colonel Eisiminger was an Explosive Ordnance Disposal (EOD) bomb technician and supervisor. He served tours of overseas in Vietnam, Korea, and Germany as well as serving in numerous stateside duty stations.