Erin Arnold
Erin joined Greater Texas Foundation in January 2008. She began her career at the foundation as an Accountant for 8 years before being promoted to Senior Accountant, a role she held for 7 years. In February 2025, Erin was promoted to Manager of Accounting, where she oversaw the foundation’s financial and accounting functions, including financial …
Nancy Mader
Nancy joined the Greater Texas Foundation team in December 2019. As Office Manager, she does a bit of everything to keep the foundation’s operations running smoothly. Nancy’s background of property management, office management, bookkeeping, and event planning make her well-suited for this work. Born and raised in West Texas, a lot of her adult life was …
Sue McMillin
Sue McMillin joined Greater Texas Foundation as President and CEO in September 2017. Ms. McMillin has worked in the field of higher education non-profit management for over 30 years. Prior to joining GTF, she held a number of leadership roles at Texas Guaranteed Student Loan Corporation (now Trellis Company/Trellis Foundation) as its Vice President of Operations and …