Siegfried “Sieg” Hagen Stange passed away peacefully at home May 10, 2020 at age 90, He was born in Chicago, IL, where he met his wife Elizabeth (nee Tiedt) to whom he was a loving husband for the last 68 years. Sieg was preceded in death by his son Eric, Parents Emil and Dorothea and Brother Emil. Sieg was loving father to Sons Kurt and Kris, dear father–in-law to Sherry and Shelly and dear grandfather to Eric, Andrew, Peter, Jacob, Nicholas and Sam. Sieg was a cherished uncle of Phyllis (Fred) Fulton, Nancy (Richard) Kaiser, Diane (Dominic) Meldi, Patricia (the late James) Wood, Richard (Debbie) and Emil “Butch” (Jill). Dear friend to Michael, Jill, and other relatives of the Tiedt family. Sieg enjoyed a long career in aerospace, starting as an engineer at Douglas Aircraft in California and coming to St. Louis as an executive as part of the McDonnell Douglas merger. Early on his career was briefly put on hold to serve in the Army for 2 years. His many hobbies included working his extensive garden, playing golf and collecting stamps as a member of the Greater Mound City Stamp Club. He was a patron and supporter of the St. Louis Muny and Stages – St. Louis Theaters. He loved to travel and was able to visit extended family in Germany as well as his bucket list destinations in New Zealand, Australia and much of Europe. He especially loved family gatherings and will be dearly missed by all who knew and loved him.