Financial terms of the deal were not disclosed.
CoTweet will operate from its home base in San Francisco as an ExactTarget business unit. The acquisition is expected to augment ExactTarget’s capabilities in integrating e-mail and mobile marketing with social media marketing.
CoTweet’s dashboard solution allows companies to manage multiple Twitter accounts, track conversations, assign roles and create follow-up tasks. Its current clients include Dell Inc., Intuit Inc. and McDonald’s Corp.