AI startup Glean lures Citigroup as investor at $2.2 billion valuation after revenue quadruples

Arvind Jain, co-founder and CEO of Glean, makes a selfie with employees of the startup, which is based in Palo Alto, Calif.Artificial intelligence startup Glean attracted tech companies Databricks and Workday into its latest investment round. The Silicon Valley company also reeled in cash from Wall Street.Glean, whose software sifts through corporate repositories to provide quick answers to workers' questions, said Tuesday that it's raised $200 million at a $2.2 billion valuation. Banking giant Citigroup jo ...