Email marketing company VerticalResponse acquires Roost

Companies will integrate offerings in upcoming quarters, company says

VerticalResponse, a provider of Web-based self-service marketing tools for small businesses, has acquired social network marketing technology company Roost, the companies announced today.

Financial terms of the deal were not disclosed. Both companies are based in San Francisco, which helped the two "get to know each other" and realize they had similar audiences, Roost said in an announcement to users.