July 20, 2010 09:00 ET

Yammer Continues Strong Growth in Record-Breaking Q2

Yammer Surpasses 1 Million Users and Adds Over 10,000 New Networks

SAN FRANCISCO, CA--(Marketwire - July 20, 2010) -  Yammer, Inc., the leading provider of corporate social networking, continued its strong growth and momentum in Q2 2010, exceeding 1 million users in less than two years.

Q2 2010 highlights include:

• More than 10,000 companies and organizations created new Yammer networks, bringing the total to more than 80,000
• More than 57% growth in number of paid users as compared to Q1
• 100% renewal rate on contracts that have come up for renewal
• New paying customers include Cargill, Domino's Pizza, Groupon, O2, and Pepperdine University
• Industry recognition included being named one of the best collaboration tools by Inc. Magazine and selected as a finalist in the MIT Sloan CIO Symposium

"Despite the entrance of many new competitors in the market, Yammer continues to see phenomenal growth, and we've achieved this rapid adoption with very little traditional sales or marketing. The secret to our market traction is the combination of our product strength and innovative business model where customers only pay for the software after they realize value from the basic version of Yammer,"' said David Sacks, Yammer CEO. "We believe corporate social networking is the most important new category of enterprise software and are pleased to work with leading companies such as Cargill, Domino's Pizza, Groupon and O2 as they benefit from this dynamic communication platform."

Customer Success
Customers of all sizes and across a wide range of industries are using Yammer to increase employee productivity and engagement and remove organizational barriers that inhibit collaboration and innovation. Visit our blog to read recent guest posts from customers including Boehringer Ingelheim Pharmaceuticals, ConCANN, Hill & Knowlton, Mentor Graphics, Pitney Bowes and Starcom MediaVest.

About Yammer, Inc.
Yammer (www.yammer.com) is the leader in corporate social networking, providing a secure way for employees to communicate, collaborate, and share information. The basic version of Yammer is free, and customers can pay to upgrade their network to receive additional administrative and security controls, priority customer service and a dedicated client services manager. More than 80,000 companies and organizations are using our award-winning Software-as-a-Service (SaaS) solution to improve employee productivity and engagement. Visit our blog to see how our customers are benefiting from Yammer.