Ivan was a graduate of Texas A&M, Class of 1950, and he was a past President of the San Antonio A&M Club. He was an Elder in the Presbyterian Church.
Ivan was an organizing member of the American Institute of Industrial Engineers.
He and his wife, Beth, owned and operated Ace Service Center. Ivan was also an avid gardener and hunter.
He was preceded in death by his parents, Ivan, Sr. and Edith Moser.
Ivan is survived by his wife of 58 years, Mary Beth Moser; sons, Richard Starns Moser, Keith Allen Moser and wife, Grace, James Scott Moser and wife, Teresa; daughter, Linda Beth Moser; grandchildren, Katy, Christopher, Sarah Beth, Robert Scott, and Joshua James Moser; and nephew, Rodger Lewis.
Because of Ivan's love of Aggie Park and all things related to TX A&M, in lieu of flowers, memorial contributions may be made to the San Antonio A&M Club Foundation, 6205 West Avenue, San Antonio, Texas 78213 or a charity of your choice.