Glean Technologies, founded in January 2019 by Arvind Jain, Vishwanath T R, Tony Gentilcore and Piyush Prahladka, is a Work AI platform combining enterprise search, an AI assistant and agents over 100+ connected sources. It raised a $150M Series F at a $7.2B valuation in June 2025 and is reported by third-party trackers to have reached about $300M ARR in 2026.