In today’s competitive, technology-driven world, organizations cannot survive without information technology. Software companies offer a wide array of products and services. They earn revenue through software license sales, subscription fees, maintenance charges, etc. Some of these companies are multibillion dollar businesses with worldwide presence.

Here are the top 10 largest software companies, ranked according to their 2013 revenue.

10) Salesforce.com (CRM) – $3.8 billion

This NYSE-listed company earned $3.8 billion in revenues from software, out of total revenues of $4.07 billion in 2013. It sells software through the software-as-a-service model. The irony is, Salesforce.com promotes itself with the motto “No Software”!

9) CA Technologies (CA) – $4.2 billion

The total revenue of CA Technologies was $4.643 billion, out of which $4.2 billion came from software related business. This NASDAQ-listed company offers management software and solutions. It is one of the largest independent software corporations in the world.