Ian Gutwinski

Ian Gutwinski is the founder and CEO of Mosaic, a New York company rebuilding private-equity deal modeling for the AI era. A former Onex Partners principal turned self-taught coder, he started the product as an MIT class project during his Harvard MBA and now counts five of the world's top ten PE firms among its users. In April 2026 Mosaic raised an $18M Series A led by Radical Ventures to turn deal math into software so investors can spend less time linking cells and more time thinking.