EchoStar Communications' president and CEO, Michael Neuman, stepped down eight months after coming to the satellite-television broadcaster.
Qwest Communications International named Laura Sankey vice president of marketing communications.
Alessandro Valenti joined Calypso Wireless as vice president of research and development.
Panasonic Computer Solutions selected Victoria Obenshain to lead the company's wireless strategy for its Toughbook notebook computers.
Michael Orchard joined wireless retailer Prime Communications as its CFO.
USA Mobility named Mark Garzone executive vice president of marketing.
Mobile Satellite Ventures appointed Scott Macleod CFO.