Primis Marketing Group has acquired MarketModels, an analytics, modeling and data integration firm. Terms of the deal were not disclosed.

The acquisition marks the third in as many years for Primis. It purchased Hyphos360, a database development and hosting company, in 2004 and AccuData America, a marketing data and services provider, in 2003.

Primis has tended to operate companies it acquires independently, although it encourages them to share competencies