This company makes business its business. MarketWatch (formerly MarketWatch.com) operates a business news and information website that serves up headline news, analysis, and stock market data to an audience of more than 10 million people per month. In addition to news and up-to-the-minute market information, its MarketWatch.com offers personal finance advice, tools for investing, and industry research. Its MarketWatch Radio Network broadcasts business-news programming to more than 200 radio stations nation-wide. MarketWatch is owned by news giant and Wall Street Journal publisher Dow Jones & Company, itself a subsidiary of News Corporation. It operates as part of The Wall Street Journal Digital Network.