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§ Private Profile · San Francisco, CA, USA
AI-native hardware design platform streamlining PCB and electronics design for engineering teams with AI-assisted, browser-based CAD tools.
Based in Oakland, California, Flux is an AI-native hardware design platform providing browser-based computer-aided design tools for printed circuit board and electronics development. The company operates a freemium software model that enables collaborative engineering workflows and features an integrated artificial intelligence assistant to automate complex design tasks. The platform has achieved significant adoption across the hardware sector, accumulating over one million sign-ups and facilitating the creation of 177,000 distinct electronics projects. Its active customer base currently encompasses more than 100,000 individual users and 3,200 businesses developing various commercial hardware applications. Flux has secured $37 million in total venture funding, including a $27 million Series B round led by 8VC, with additional backing from Bain Capital Ventures and Liquid 2 Ventures. The enterprise was originally founded in 2019 by Matthias Wagner and Lance Cassidy.
Flux has raised $89.0M across 5 funding rounds.
Flux has raised $89.0M in total across 5 funding rounds.
Flux has raised $89.0M in total across 5 funding rounds.
Flux's investors include Francisco Gimenez, Outsiders Fund, Adam Lisagor, Alain Rossmann, Drew Moxon, Ela Madej, James Beshara, John Lilly, Lenny Rachitsky, Nima Gardideh, Philipp Berner, Seth Bannon.
Flux has raised $89.0M across 5 funding rounds. Most recently, it raised $37.0M Series A / Series B in March 2026.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Mar 3, 2026 | $37M Series A | Francisco Gimenez, Outsiders Fund | Adam Lisagor, Alain Rossmann, Drew Moxon, ELA Madej, James Beshara, John Lilly, Lenny Rachitsky, Nima Gardideh, Philipp Berner, Seth Bannon, Siqi Chen, TOM Preston Werner, Bain Capital Ventures, Liquid 2 Ventures | Announced |
| Jun 21, 2023 | $31M Series B | DNX Ventures | Aozora Corporate Investments, Archetype Ventures, Japan Co Investment, NTT DOCOMO Ventures, Resona Bank, Salesforce Ventures, Shoko Chukin Bank, SMBC Nikko Securities, Sony Ventures | Announced |
| Oct 13, 2021 | $12M Seed | Outsiders Fund, Distributed Global | 8VC, Bain Capital Ventures, Liquid 2 Ventures, Coinbase Ventures, CoinFund, Figment Capital, Uncorrelated Ventures | Announced |
| Dec 19, 2018 | $7.5M Series A | Andreas Haug | Anthemis, PROfounders Capital | Announced |
| Sep 12, 2017 | $1.5M Seed | PROfounders Capital | Anthemis | Announced |