Rainmaker's CEO Michael Silton commented, "We are pleased that our client recognizes the value of our proven lead development solution to develop opportunities within its small business market and has awarded Rainmaker additional business within their enterprise. Our success with our existing clients reflects the unique value of our comprehensive delivery model that offers a broad range of flexible solutions and services to meet their diverse business needs."

About Rainmaker

Rainmaker Systems, Inc. delivers sales and marketing solutions, combining hosted application software and execution services designed to drive more revenue for our clients. Our Revenue Delivery Platform(SM) combines proprietary, on-demand application software and advanced analytics with specialized sales and marketing execution services. Rainmaker clients include large enterprises in a range of industries, including computer hardware and software, telecommunications, and financial services industries. For more information visit http://www.rmkr.com/ or call 800-631-1545.

NOTE: Rainmaker Systems, the Rainmaker logo and Sunset are registered with the U.S. Patent and Trademark Office. All other service marks or trademarks are the property of their respective owners.

Some of the information in this press release may contain projections or other forward-looking statements regarding future events or the future financial performance of the Company and its subsidiaries. We wish to caution you that these statements involve risks and uncertainties and actual events or results may differ materially. Among the important factors which could cause actual results to differ materially from those in the forward-looking statements are general market conditions, unfavorable economic conditions, our ability to execute our business strategy, our ability to integrate acquisitions and expand our operations without disruption to our business, the effectiveness of our sales team and approach, our ability to target, analyze and forecast the revenue to be derived from a client and the costs associated with providing services to that client, the date during the course of a calendar year that a new client is acquired, the length of the integration cycle for new clients and the timing of revenues and costs associated therewith, our client concentration given that the Company remains dependent on a few large client relationships, our ability to expand our channel hosted contract solution and drive adoption of this solution by resellers, potential competition in the marketplace, the ability to retain and attract employees, market acceptance of our service programs and pricing options, our ability to maintain our existing technology platform and to deploy new technology, our ability to sign new clients and control expenses, the possibility of the discontinuation of some client relationships, the financial condition of our clients' business and other factors detailed in the Company's filings with the Securities and Exchange Commission, including our filings on Forms 10-K and 10-Q.

Rainmaker Systems, Inc.

CONTACT: Seth Romanow, Chief Marketing Officer of Rainmaker Systems,Inc., +1-408-626-2418, seth.romanow@rmkr.com; or Investors, Todd Kehrli, orJim Byers, both Investor Relations of MKR Group, Inc., +1-323-468-2300,rmkr@mkr-group.com, for Rainmaker Systems, Inc.

Web site: http://www.rmkr.com/