Koh & Company, CPAs is a CPA firm that provides high value, bookkeeping, tax and transaction advisory services based in Southern California, with office in Fullerton, Orange County. Koh & Company is an organization fully-committed to help businesses ranging from startups and loosely held mid-market companies to professional services firms identify and address critical issues in an effective and proactive way.At Koh & Company, our first and most important priority is supporting and growing the financial vitality of our clients and their businesses. And how we go about supporting you in engineering that growth is unlike any other relationship you've encountered.