Daniel Butterfield

Yahoo!, Inc. is a guide to digital information discovery, focused on informing, connecting, and entertaining users through its search, communications, and digital content products. It operates through the following geographical segments: Americas; Europe, Middle East, and Africa (EMEA); and Asia Pacific. The company was founded by Jerry Chih-Yuan Yang and David Filo in January 1994 and is headquartered in Sunnyvale, CA.

Gradfinder.com, Inc. operated an Internet-based high school graduation reunion service. The company was headquartered in Vancouver, Canada.

Ludicorp Research & Development Ltd. operates an online photo sharing website - Flickr. It provides online digital photo management services that allow users to store, search, sort, and share pictures from digital cameras or camera phones. The company was founded by Stewart Butterfield in 2002 and is headquartered in Vancouver, Canada.

The Economist Group Ltd. publishes newspapers, financial journals and magazines. The firm's services include forums, conferences, syndication and printing. It provides analysis and information about developments in international business and world affairs. The company was founded in 1843 and is headquartered in London, the United Kingdom.

CBC Cos., Inc. owns and operates credit bureaus. The company was founded in 1948 and is headquartered in Columbus, OH.

Slack Technologies, Inc. engages in the development and provision of channels-based messaging platform. Its product is used to review job candidates, coordinate election coverage, diagnose network problems, negotiate budgets, plan marketing campaigns, approve menus, and organize disaster response teams. The company was founded by Daniel Stewart Butterfield, Bradley J. Horowitz, Eric Costello, Callum James Henderson-Begg, and Serguei Mourachov in 2009 and is headquartered in San Francisco, CA.

Cozy Services Ltd. provides a software platform that allows landlords and renters to manage their rentals online. It offers online rent payment, renters insurance, rent estimates and rental applications. The company was founded by Philip Gino Zahnd, Jr. and John Bragg in March 2012 and is headquartered in Portland, OR.