More Billion Dollar Startups: California search results:

Shutterfly
Shutterfly is an Internet-based image publishing service based in Redwood City, California. Shutterfly's flagship product is its photo book line. The company was founded in 1999, is currently led by Jeffrey Housenbold, who joined the company in 2005. The company went public in 2006. The customer base is heavily skewed toward women, who accounted for 80% of customers as reported in 2013.

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Caliper
Caliper is a web service for performance monitoring of your web app.
Caliverse - Calendars you care about, delivered on your device.
Do you follow sports like NBA, MLB, MLS, College basketball. Do you worry about not keeping track of your kids' school calendar. Launching soon! - Subscribe to the calendars online and your device.
Call Tracking - Phone Call Analytics for PPC, SEO, and Offline Marketing
Call tracking, recording, and analytics. Optimize your marketing and increase ROI with call tracking. Metrics for PPC, SEO, and offline ad campaigns.
Calligra Plan
Calligra Plan is a project management application that can create Gantt-style charts and is part of Calligra Suite – formerly included with KOffice.