Check out a blog from James Bourne about Android being most popular Enterprise OS: http://www.appstechnews.com/news/2014/jul/03/android-most-popular-enter…
 
Key highlights:
“Analyst house Frost & Sullivan has found that Android is the most popular OS among US and European enterprises, with Windows Mobile and BlackBerry still holding significant market share”
 
“Android has been getting more love from the enterprise in recent months, and is starting to feel like less of a second class citizen in this arena.”