Our People Sadia Hasan Accountant Sadia Hasan is an accountant at the Heising-Simons Foundation. Prior to joining the Foundation in 2018, Sadia was a technical and accounts manager at the Rahima Foundation. Born and raised in Pakistan, Sadia received a master’s degree in economics and an M.B.A in information technology, both from Bahauddin Zakariya University in Pakistan.