You need a fractional CFO when the decisions in front of your business have become larger than the financial information available to make them. Bookkeeping tells you what already happened. A CFO builds the forward view — cash, margin, capacity and risk — that those decisions depend on.
Most owners do not arrive at that conclusion through a single event. It shows up as a pattern: month-end closes on time, the statements look reasonable, and yet nobody in the business can answer what happens to cash if the largest customer pays thirty days late, or whether the new hire is affordable in the third quarter rather than this one.
Below are ten signals that a company has outgrown basic accounting. One on its own is not conclusive. Three or more usually is.