Hidden Door Turns Fan Worlds Into Licensed, Revenue-Sharing Story Platforms
Hidden Door, a New York–based startup founded by Hilary Mason and Matt Brandwein, is building a platform for fans to create and share interactive stories inside licensed fictional worlds. The company raised a $2 million pre-seed round in 2022 led by Makers Fund, with participation from Northzone, Betaworks, and others, including Roblox CTO Dan Sturman….