On April 11, 2026, Louis Gerard Amtmann entered into eternal rest. He was born on April 9, 1943 to the late Andrew J. and Rita L. (Schenk) Amtmann in Baltimore (Highlandtown), MD. He was married in August 1966 to his beloved spouse and best friend, the late Rita E. (Kirby) Amtmann. Lou graduated from Baltimore Polytechnic Institute High School and the University of Maryland with a major in Engineering. He retired with 40 years of credible service to his nation at the National Security Agency (NSA). Lou is survived by his beloved: son Brian (Tracy Astrachan) Amtmann, son David (Patricia McCarthy) Amtmann and daughter Nina (James Lundquist) Amtmann, brother Robert (Jane Hartley) Amtmann, granddaughters Josie, Alexis and Tori Amtmann, grandson Lucas Forand and many nieces and nephews.

Lou was an engineer and life member of the Institute of Electrical and Electronics Engineers. He was also a gardener, sports enthusiast, bridge player, and jack of all trades. He spent his retirement years devoted to family, friends, church, and community.