Rainmaker Systems Inc. (NasdaqCM:RMKR) is seeking acquisition opportunities. Rainmaker has issued a prospectus supplement to offer shares of its common stock and preferred stock, various series of debt securities and/or warrants to purchase any of such securities up to $15 million. Rainmaker estimates that the net proceeds from its sale of approximately 12.56 million shares of its common stock in this offering will be approximately $5.3 million, after deducting estimated offering expenses payable by it.

Rainmaker expects to use the net proceeds from this offering for general corporate purposes, including working capital and capital expenditures. Rainmaker may also use a portion of the net proceeds to acquire complementary technologies or businesses when the opportunity arises, however, it currently has no commitments or agreements with respect to any such transactions.