Fans of Bruce Mount sang his praises to BzzAgent before he applied to become vice president of engineering of the Boston word-of-mouth marketer… There are many ways to get to the top spot in finance.

Faster than a speeding bank run, more powerful than a loan officer, able to lease tall buildings in a single bound: finance executives practically need to be superheroes to make it to the CFO’s chair these days. So goes the conventional wisdom, at least. Those who aspire to the top finance …