JOHNS CREEK, Ga. — The Johns Creek Symphony Orchestra recently announced the appointment of four new members to its board of directors, Peter Hildebrandt, Marilyn Margolis, Karen Wall and Diana Weitz, effective July 1. 

Peter Hildebrandt is a businessman and freelance string bassist who has been a member of the Johns Creek Symphony for five years. He currently owns a consulting firm that works with larger companies to bring new products to market and a music stand light manufacturing business. 

Marilyn Margolis is the CEO of Emory Johns Creek Hospital. She began her career at Emory Healthcare more than 35 years ago at Emory University hospital as a staff nurse. In October 2017, Margolis received the Distinguished Nursing Achievement Award, presented to an Emory School of Nursing alumnus whose career has demonstrated continuous and exemplary contributions to the profession of nursing and healthcare.

Karen Wall is vice president of investments for Wells Fargo Advisors. She has been in the financial services industry for more than 40 years.

Diana Weitz is a learning team manager at State Farm Insurance. Weitz leads a team responsible for the facilitation of new and existing employee training. She has obtained her Chartered Property and Casualty designation and is near completion of the Fellow, Life Management Institute designation.

Complete biographies for all current Johns Creek Symphony Orchestra board members can be found online at

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