Flow Engineering Raises $50M Series B at $750M Valuation

Flow Engineering, based in San Francisco, is an agentic platform for hardware development that has raised $50 million in Series B funding at a $750 million valuation. The company provides a software platform designed to integrate with engineering tools to track changes, propagate updates, and verify requirements for complex hardware projects, aiming to accelerate development cycles.

Investors

The round was co-led by Antonio Gracias, founder of Valor Equity Partners, and Gavin Baker, Managing Partner at Atreides Management. Additional participating investors include Sequoia Capital, Human Capital, Evantic, SV Angel, Odyssey, EQT, Thomas Wolf, Jonas von Malottki, Nico Rosberg, and Roelof Botha.

Flow Engineering Use of Funds

Flow Engineering plans to use the capital to build an AI harness for hardware engineering, enabling frontier models to work securely with sensitive engineering data. The company intends to expand its review, branching, and evaluation capabilities, pursue FedRAMP authorization, and grow its engineering and sales teams to meet increasing demand.

About Flow Engineering

Founded to bring software-like iteration speeds to hardware development, Flow Engineering provides an agentic systems engineering platform. Its product connects requirements, CAD, simulation, code, and test data, allowing AI agents to analyze changes and verify results in real time.

Funding Details

Company Website: https://flowengineering.com

Company: Flow Engineering
Raised: $50M
Round: Series B
Funding Date: September 30, 2026
Lead Investor: Antonio Gracias and Gavin Baker
Additional Investors: Sequoia Capital, Human Capital, Evantic, SV Angel, Odyssey, EQT, Thomas Wolf, Jonas von Malottki, Nico Rosberg, Roelof Botha
Company Website: https://flowengineering.com/
Software Category: Enterprise Software
Source: https://www.prnewswire.com/news-releases/flow-engineering-raises-50m-series-b-at-750m-valuation-to-make-hardware-iteration-as-fast-as-software-302893606.html