Colin King serves as the CEO of Profit Mastery, where he works to simplify profitability and cash flow for business owners. He also owns Circle City Capital Group, focusing on the acquisition and operation of small businesses.

King's career includes experience as a Principal at Circle City Capital Group and as Chief Financial Officer at Little Engine Ventures. Earlier in his career, he worked as a Senior Equity Research Analyst at Kirr, Marbach & Company, Llc, and in Assurance Services at Ey.