The top 10 private tech companies by revenue

2. Westcon Group - $3.8 billion

The Westcon Group distributes network infrastructure, security, and data center solutions for businesses. At the end of 2013, it amassed $3.8 billion in revenue.

Image: Ash Brook Commercial Properties

By Conner Forrest

Conner Forrest is an analyst for 451 Research. He was formerly a Senior Editor for TechRepublic.