AMSURG

Salesforce.com, Inc. (styled in its logo as salesƒorce; abbreviated usually as SF or SFDC) is an American cloud computing company headquartered in San Francisco, California. Though its revenue comes from a customer relationship management (CRM) product, Salesforce also sells commercial applications of social networking through acquisition and internal development.

DocuSign is a San Francisco based company that provides electronic signature technology and digital transaction management services for facilitating electronic exchanges of contracts and signed documents. DocuSign’s features include authentication services, user identity management and workflow automation.

International Business Machines Corporation (IBM) is an American multinational information technology company headquartered in Armonk, New York, United States, with operations in over 170 countries. The company began in 1911 as the Computing-Tabulating-Recording Company (CTR) and was renamed "International Business Machines" in 1924. IBM manufactures and markets computer hardware, middleware and software, and provides hosting and consulting services in areas ranging from mainframe computers to nanotechnology.

Sony Corporation is a Japanese multinational conglomerate corporation headquartered in Kōnan, Minato, Tokyo. Its diversified business includes consumer and professional electronics, gaming, entertainment and financial services.

Zappos.com is an online shoe and clothing retailer based in Las Vegas, Nevada. The company was founded in 1999 by Nick Swinmurn and launched under the domain name Shoesite.com. In July 2009, Amazon acquired Zappos in an all-stock deal worth around $1.2 billion at the time.

Stripe is an American technology company based in San Francisco, California. Its software allows individuals and businesses to make and receive payments over the Internet.