Yvonne has made a sterling contribution to BirdLife South Africa over many years. She has been involved with Sandton Bird Club for thirty years, including in leadership positions. Yvonne has served as a co-opted Board member of BirdLife South Africa from July 2015 to March 2019 and, from 2019, Yvonne was appointed to the Board as the representative of the Northern Regional Bird Club Forum. In May 2023 she was elected as the Chairperson of the Board. She is also Chairperson of the BirdLife South Africa Fundraising Committee. Yvonne has consulted extensively on strategy, leadership development and grantmaking. She is a wildlife enthusiast, keen and knowledgeable birder, and has travelled the world, including in her capacity as social investment specialist and business consultant.