John Guth

About John

John joined the Orange County SBDC team of consultants in June 2014. He brings over 20 years of experience with his expertise in accounting and finance, software system design and implementation, strategic business planning and financing facilitation in the debt and equity markets. John has managed his own consulting and accounting firm since 2004, specializing in serving the business community in Southern California. His own experience while “in the trenches” leading and managing his firm allows him to bring a unique perspective and a wealth of knowledge in assisting his clients.

Prior to starting his own business, John worked for several management consulting and accounting firms. His most recent assignment was with Singer, Lewak, Greenbaum and Goldstein, LLP, where he served as a consultant and staff manager.  John is an Advanced Certified QuickBooks Pro Advisor and served as an active duty Air Force officer for five years as a Communications-Electronics officer.


John earned his MBA from Pepperdine University. He graduated from the United States Air Force Academy with a Bachelor of Science.

Business Consultant