Language-learning app Duolingo files to go public with revenues doubling year-over-year

▤ Summary

Language-learning app Duolingo filed its IPO prospectus on Monday, and plans to list on the Nasdaq under ticker symbol "DUOL." In addition to its core platform, the company created the Duolingo English Test, an affordable and convenient language certification option accepted by more than 2,000 universities and institutions worldwide. The company is highly dependent on distribution through mobile app stores. 42 on last years list, and is one of the most highly valued private start-ups in Pittsburgh history. SIGN UP for our weekly, original newsletter that goes beyond the list, offering a closer look at CNBC Disruptor 50 companies, and the founders who continue to innovate across every sector of the economy.

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