Diana Collier

Office Manager and Executive Assistant

Diana Collier

As office manager and executive assistant at Banner Oak, Diana performs a variety of tasks to keep the office running smoothly. As the front door to the organization, Diana handles incoming requests while also providing executive-level administrative support to multiple executives across the organization. She also partners with the company’s accounting department, where she provides support in processing invoices and other key back-office functions. Additionally, Diana is responsible for the coordination of Banner Oak corporate events for both large and small groups.

Diana began her career in 1983 as an engineering administrative assistant at General Dynamics (now Lockheed Martin). In 1987, she started a career as an educator teaching elementary students in the Everman Independent School District. She then joined the Hunt family of companies in 1998, where she worked as an executive assistant in the Hunt Private Equity Group. In 2009, she joined Hunt Realty Investments, where she served as executive assistant to the president. Diana graduated from the University of Texas at Arlington with a Master of Education in teaching with mid-management certification, and from the University of North Texas with a BS in elementary education.