Bookkeeper, Controller or CFO?

My column in today’s Tennessean examines the transition that entrepreneurs eventually face when moving from bookkeeper to controller, and for some entrepreneurial firms that grow large enough, from controller to CFO.

Entrepreneurs who experience significant growth in their businesses may eventually hear this advice, be it from their CPA, their banker, or other entrepreneurs. Financial management in a growing business can become strained. Eventually, the time will come when the entrepreneur needs to upgrade the team. But, what exactly does a controller do in a business? And how do you know when you need one?