Looking at Inc. 5000 list of fastest growing private companies in USA, the top 10 companies have grown more than 200 times in last 3 years. 200 times!!
There are 100 private companies in the USA which have grown more than 35 times in last 3 years.
There are 3300 companies in 2015 list of Inc. 5000 fastest growing companies that have more than doubled in last 3 years.
Get the complete study at Fastest Growing Companies.