Esurance Inc. is an American auto insurance provider headquartered in San Francisco, California. Esurance has 1,700 employees in 14 offices nationwide. Esurance was founded in 1998 under the name of Silicon Sierra Holdings Inc. by John-Bernard Duler, Jeffrey Goodman, Huyen Bui, David Griffin, and Chuck Wallace. The founding team raised $5.5 million from Palo Alto Ventures, Trinity Ventures, and Stanford University in May 1999 and a $34 million second round of funding from Redpoint Ventures and Global Retail Partners in November 1999. <a href="https://esurance.versaic.com/Login.aspx?ReturnUrl=%2fDefault.aspx">Esurance's sponsorship portal</a> accepts inquiries for sponsorship, brand integration, partnership and cause marketing opportunities.
Pandora Media, Inc. is the operator of Pandora Internet Radio (also referred as Pandora Radio or simply Pandora), an automated music recommendation service and "custodian" of the Music Genome Project available only in the United States. The service plays musical selections similar to song suggestions entered by a user. The user provides positive or negative feedback for songs chosen by the service, which are taken into account for future selections.