Michael May has been named vice president of sales at DataSphere Technologies, a Bellevue company that is developing a hyperlocal blogging and online advertising platform. May most recently served as vice president of Qwest's Small Business Sales and Service group and before that worked at MCI.

Isilon Systems, the Seattle maker of digital storage technologies, has appointed Chee Keong Chan as vice president of sales for the Asia Pacific region. Chan previously worked at NetApp and Data Domain, competitors to Isilon. The company also announced that the Beijing Genomics Institute at Shenzhen has deployed more than one petabyte of storage via Isilon as part of its DNA sequencing efforts.

Novinium has moved its corporate headquarters from Kent to Federal Way, getting out of the Green River flood plain and doubling the amount of office space in the process to 8,000 square feet. The company -- led by CEO Glen Bertini -- has developed a technology to revitalize underground cable wires.

The Msnbc Digital Network today unveiled a new mobile site designed for smarthphones, allowing users to easily watch video or set content categories. The site is kicking off with Hilton Hotels as an inaugural advertising sponsor. In addition, the company's hyperlocal news service EveryBlock also unveiled a new mobile offering today.

Market Leader, the Kirkland company that provides online marketing tools to real estate agents, today posted revenue of $5.8 million and a net loss of $3.4 million. That compares to a net loss of $2.8 million for the same period last year. Shares of the company were down more than four percent, trading at $2.20. It finished the quarter with $49 million in cash and cash equivalents.

Redfin's Scott Nagel chats with NPR's Tess Vigeland about the history of the company as well as the initial reaction to the product from the real estate industry. Full transcript and audio interview here.

Seattle Genetics today reported "strong" financial results for the first quarter, posting revenues that increased by more than five fold over the same period last year and net income of $11.5 million. The biotech company saw revenue soar to $46.5 million, up from $9.1 million during the first quarter of last year. The revenue surge was boosted in part by a collaboration deal with Genentech. The company's cash position also was strengthened -- to $331 million -- driven in part by payments from Millennium and GlaxoSmithKline.

Alley Insider's Chart of the Day shows how Amazon.com's revenue is diversifying, with less than half of sales now coming from books, movies and music.