ATG buys InstantService
Art Technology Group Inc., a Cambridge company that provides technologies and support services for companies engaging in e-commerce, said that it paid $17 million in cash to buy InstantService, a Seattle-based provider of live chat services.
AT&T Inc., the largest US telephone company, agreed to buy NextWave Wireless Inc. in a deal worth as much as $600 million in cash, giving it more airwaves to provide mobile Internet services.