Dennis O’Brien directs his talents to the needs of entrepreneurial businesses, non-for-profit organizations, emphasizing financial and management consulting and income tax planning.
He holds a Business Administration Degree from the University of Notre Dame and was a manager with an international accounting firm, and served as treasurer and controller of a privately-held company.
Dennis is a Certified Public Accountant and a Certified Financial Planner and contributes his time and energies to various not-for-profit organizations. Dennis and his wife live in Lake Forest.