Matt Riley co-founded Swiftype (YC W12) in 2012, built it into a leading search-as-a-service platform, and sold it to Elastic in 2017. He then spent nearly eight years at Elastic as GVP & GM of Search, overseeing product, engineering, design, and developer relations for one of the world's most widely used search platforms. In late 2025, he returned to Y Combinator as a Visiting Partner - advising the next generation of founders using hard-won lessons from the full founder arc: zero to startup, startup to acquisition, acquisition to enterprise scale.
Glean is an AI-powered Work AI platform founded in 2019 by former Google and Rubrik engineers, headquartered in Palo Alto, CA. The company offers enterprise search, an AI assistant, and an agentic platform that connects to 100+ business applications, enabling employees to find information and automate work across their entire digital workspace. With a mission to expand human potential to do extraordinary work, Glean has grown to over $200M ARR, achieved a $7.2B valuation in June 2025, and counts 400+ enterprises including Booking.com, eBay, LinkedIn, and Samsung as customers.