Lots of finance-based suggestions already. But, if you're willing to use history as a guide, then first up should be marketing & sales. In many cases, those who

Lots of finance-based suggestions already. But, if you're willing to use history as a guide, then first up should be marketing & sales. In many cases, those who bubble to the top have an M&S background. Financials are important, but not as important as having a bias for customers and revenue.