FustCharles, a certified public accounting firm based in Syracuse, has hired Patrick S. McDonald as an audit associate. He will help service the firm’s manufacturing, health care, not-for-profit, and other professional service and family-owned business clients. McDonald received a bachelor’s degree in accounting from Gustavus Adolphus College in Minnesota. He previously interned with FustCharles, gaining valuable hands-on experience and demonstrating a keen understanding of the firm’s processes and culture.