Millennial Media (NYSE:MM) has added a strategic asset. The company announced it completed the acquisition of Metaresolver, a mobile media buying service headquartered in San Francisco. The purchase, first announced in late February, was effected by an all-cash transaction. Neither the price nor the terms have been disclosed.

According to Millennial, Metaresolver's service "harnesses and analyzes volumes of data to deliver efficient programmatic mobile media buying for advertisers."

Following the closing of the acquisition, Millennial is to integrate Metaresolver executives Seamus McAteer, Mike Rowehl, and Cindy Mesaros into its top management team.

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