12. Teri Bruns, Core BTS
For the past 16 months, Teri Bruns has been president of Core BTS. Previously, she was executive vice president, sales for six years. Before moving to Core BTS, Bruns was EMC's district sales manager between 2000 and 2005, and senior sales representative for 10 years prior. Bruns began her career at Hitachi Data Systems, where she managed storage equipment business across central United States. This woman-led company had $149 million in 2011 sales -- a growth rate of 61 percent during the past two years.