Former Palantir Executives Launch Dream With $17 Million Seed Round Led by Andreessen Horowitz

Dream, founded by former Palantir executives Andy Alder and Arjun Mather, emerged from stealth on October 29, 2026, with $17 million in seed funding led by Andreessen Horowitz. The startup is developing AI world models intended to automate building design and engineering. Alder and Mather, Stanford roommates, each spent a decade at Palantir.