With a nod to Warren Buffet, Johnson's approach to investing is simple: Find companies that have an economic moat and ask them to lower the drawbridge. Mairs and Power's assets under management have swelled to $6.5 billion by indentifying and thoroughly researching companies that have a durable, competitive industry advantage. What does Johnson see when he looks to 2014? It's already in his rearview mirror. Investing in fundamentally sound companies affords him the luxury of a long-term view.