Former Google employees, known as Xooglers, are founding and leading some of the hottest enterprise software and services startups around. They've taken what they've learned about running one of the world's biggest tech companies and have launched startups to bring those lessons to other businesses. From Humu to Rubrik, we spoke to several of the former Google employees about their current companies - and what they learned from their time at the search giant. Read more BI Prime stories here. After working at one of the largest tech companies in the world, many Googlers get the itch to leave and start their own companies. Google even has its own name for former Googlers. They're known as Xooglers. The Xooglers who have founded enterprise companies worked in Google Cloud, YouTube, Google Drive, and other functions at the company, they told Business Insider. They point to various things they learned at Google that they bring to their companies today. Some mentioned its transparency at Google's Friday meetings, where employees can ask any question they want. Others mentioned culture that encourages people to be entrepreneurial and create side projects. And many said that the scale of the company encouraged them to think larger as well. Business Insider spoke to people throughout the enterprise industry to track down some of the key Google alumni who made the jump into entrepreneurship. We also researched each startup's total funding and valuations via Crunchbase and Pitchbook, the databases that tracks such metrics. Here are 20 buzzy enterprise startups founded by former Googlers, ranked by valuation. Got a tip? Contact this reporter via email at firstname.lastname@example.org, Telegram at @rosaliechan, or Twitter DM at @rosaliechan17. (PR pitches by email only, please.) Other types of secure messaging available upon request. You can also contact Business Insider securely via SecureDrop. Get the latest Google stock price here.