Denver - Buzzwire, a provider of mobile Web and video services, said on Monday that it has named former Newsweek president and worldwide publisher Greg Osberg as its new chief executive. Osberg replaces founder and CEO Andrew MacFarlane, who will remain chairman and chief product officer.

Denver, Colo. - Buzzwire, a provider of mobile streaming audio, video and radio services, announced on Wednesday that it has raised $8 million in its second round of venture capital financing, led by new investor Sequel Venture Partners.

Boston - Buzzwire on Monday announced the launch of a beta test of its streaming mobile media service, which lets users create their own customized audio and video programming channels and access them on their 3G mobile phones. The service's initial library includes nearly 5,000 media sources, including over 1,700 live Internet radio stations. The company is backed by Matrix Partners and Spark Capital, and plans a formal launch of its service in the fall.