Englewood, Colo.—Business outsourcing company TeleTech Holdings has acquired search and digital marketing agency WebMetro. Financial terms of the deal were not disclosed. WebMetro, based in San Dimas, Calif., will become part of TeleTech's Revana customer growth services division, the companies said in a statement. In May, Advertising Age, a sibling publication of BtoB, named WebMetro one of the top 25 U.S. search marketing agencies. TeleTech has 39,000 employees and operations in 12 countries.