In Brief Posted: 2:07 PM PDT · September 30, 2026 Image Credits:Kimberly White/Getty Images for TechCrunch Flow Engineering, a startup that offers AI tools for hardware design, has raised a $50 million Series B round at a $750 million valuation from some big-name investors, the company announced on Wednesday. The round was co-led by Antonio Gracias of Valar Equity Partners (best known for its investments in Elon Musk’s companies, particularly SpaceX) and Gavin Baker of Atreides Management (a hed...