Buys Affiniscape, which is backed by The Riverside Company, has invested in Affiniscape. Financial terms were not announced. Austin-based Affiniscape provides association management software and career board job posting services for associations. Deerpath Capital provided financing for the transaction.

PRESS RELEASE Inc., a leading global provider of online member communities and web-based membership software, today announced its merger with Affiniscape Inc., a provider of association management software and career board job posting services for associations. The Riverside Company acquired in January 2012 and is the majority owner of the recently combined entity.

“The merger of and Affiniscape will form the world’s largest and fastest growing provider of web-based membership management software,” said Riverside Managing Partner Loren Schlachet. “This combination creates a bigger and better company with more capabilities and more service offerings.”

William H. Stover Jr., CEO and President of, leads the combined entity that now serves more than 2,300 customers in 32 countries around the world. The company’s customer base includes member-centric organizations such as trade, professional and state-based associations, chambers of commerce, nonprofit organizations, societies and foundations, and alumni organizations.

“Affiniscape has a long and successful history of serving the unique needs of state and local associations while has a long-standing commitment to diverse member-centric organizations around the globe,” Stover said. “For all of our current customers, the benefit of this partnership will be immediate and wide-reaching.”

Adam Weedman, Founder and Chief Strategy Officer of Affiniscape, added, “We are excited about this merger with and are committed to expanding the products and services offered to our customers. With our combined expertise, industry knowledge and years of experience, all of our customers gain immediate value from this partnership.”

Weedman will be part of the combined company’s executive management team and board of directors.

“We’re thrilled about bringing together two world-class companies to create the market-leading SaaS software and services provider to associations and member-based organizations,” said Riverside Vice President Joe Manning.

The transaction is Riverside’s 27th acquisition of 2012.

Working with Schlachet and Manning on the transaction for Riverside were Senior Associate Stephen Rice, Associate Elaine Ho, and Operating Executive – Finance Kim Katzenberger.

Deerpath Capital provided financing for the transaction, Jones Day served as Riverside’s legal counsel, and RSM McGladrey advised Riverside on financial due diligence.