Mary Ann Apap Heller of Austin is president of DiamondDisc Records and chief financial officer of Heller Associates and Hell’er Highwater Ranch. Previously, she served as product manager for IBM in Austin and sat on the Austin History Center Board of Directors. She is a member of the Austin Symphony Orchestra Board of Directors and the Seton Development Board and vice chair of the Seton League House. Additionally, she serves on The University of Texas College Natural Sciences Board of Visitors, Butler School of Music Directors Council, and various other cultural organizations. She is a Dame of the Order of Malta (Knights of Malta) and is a Master Lady of the Knights of the Vine.
First Term: 2/07/18 – 08/31/19
Second Term: 9/13/19 – 08/31/25