Mark Joseph Gleason, Sr. Passes Away at 87, Leaving Legacy of Integrity and Family Values
Mark Joseph Gleason, Sr., a respected figure in the financial industry and a beloved family man, passed away peacefully on April 6, 2026, at the age of 87. Born in St. Louis, Missouri, Gleason was known for his integrity and dedication throughout his career, which included significant tenures at A.G. Edwards, A.G. Becker, and Goldman Sachs. He was celebrated for his ability to create meaningful family experiences and his unwavering love for his family. Gleason is survived by his wife of 62 years, Kathy, their three children, and four grandchildren. A private family Catholic Mass will be held in his honor, and contributions can be made to King Bruwaert House in lieu of flowers.