Mark Butler is the founder of the accounting startup Let's Do the Books, as well as the bookkeeper, CFO and confidante to top online entrepreneurs like Brooke Castillo.

Before working in finance, Mark co-founded three online businesses that brought in close to $2 million in total revenue. Today, Mark combines his business savvy with his certification in life coaching to help business owners take control of their finances and work through the shame and anxiety that almost always comes up when dealing with money.