As a small to medium business, you may not need a full-time CFO. But you almost certainly DO need more expertise than you get from an in-house bookkeeper/number cruncher, and more help and ongoing advice than an annual trip to your accountant. So a CFO On-Call advisor, can become your Chief Financial Officer – but part-time. Your CFO can help with internal financial control and direction for your business. That could be every now and then, once a week or once a month. It’s up to you.