SumZero
SumZero is an invitation-only community for investment professionals at buyside firms. Members can disseminate proprietary research with other buyside investors, view jobs within the industry, engage in back-channel conversation, and more.

LinkedIn
Founded in 2003, LinkedIn connects the world's professionals to make them more productive and successful. With more than 225 million members worldwide, LinkedIn is the world's largest professional network on the Internet.

CiscoSystems
Cisco, (NASDAQ: CSCO) is the worldwide leader in networking that transforms how people connect, communicate and collaborate. Information about Cisco can be found at http://www.cisco.com. For ongoing news, please go to http://newsroom.cisco.com.

CBOE
Chicago Board Options Exchange (CBOE), the largest U.S. options exchange and creator of listed options, continues to set the bar for options trading through product innovation, trading technology and investor education.

BloombergNews
This is the official page for Bloomberg News headlines. Follow us on Twitter for top global business news of the day.

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splatf
SplatF is a new website from technology writer Dan Frommer (@fromedome)

asymco

CrainsChicago
Crain's Chicago Business offers daily insights & information about Chicago’s growing business community.

Scobleizer
Tech enthusiast, video blogger, media innovator, fanatical about startups. Searching the world for world-changing technologies at Rackspace, home of fanatical support and Web hosting for Internet entrepreneurs.

CNNMoney
The world's leading business and finance website and the online home to @FortuneMagazine and MONEY Magazine.

MarketWatch
Tracking the pulse of the markets. Get business news, personal finance information and real-time commentary from MarketWatch.

CMEGroup
A CME/CBOT/NYMEX/KCBOT company and the world's most diverse financial marketplace. Follow us for global economic and financial news.