Dropbox is a publicly traded cloud storage and file sharing services company headquartered in San Francisco, California. Founded in 2007, Dropbox provides cloud storage, file synchronization, personal cloud, and client software. The company's cloud storage allows users to store and share files, photos, and videos. Dropbox has over 700 million registered users across 180 countries. The company has additional offices in New York City, Dublin, London, Paris, Sydney, and Tokyo.