Cambium Capital Fund III

Cambium Capital

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Status

ACTIVE

Global HQ

San Francisco, United States

Countries of investment

United States
Canada
United Kingdom
Germany
France
Israel

Investment stages

Seed
Series A
Series B

Industries

Deep Tech
Artificial Intelligence
Semiconductors
Advanced Computing
Hardware
Infrastructure Software

About
Cambium Capital is a San Francisco-based early-stage venture capital firm founded in 2018 and led by Landon Downs. The firm invests in deep tech companies across advanced computing and AI verticals. Portfolio companies include Groq, IonQ, SambaNova Systems, Rivos, Vorticity, and Rapid Silicon, reflecting the firm's specialization in frontier computing infrastructure.

Min check size: $1M
Max check size: $5M
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Investment Thesis

Cambium Capital focuses on investing in unproven technologies to drive disruptive innovation and redefine the future of AI, computing, and global commerce. The thesis centers on advanced compute, memory storage, data movement, packaging, software toolchains, and compute silicon.

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Manager's Experience

Cambium Capital is led by co-founders and Managing Partners Landon Downs and David Moehring. Landon is also co-founder and Executive Chairman of 1QBit (quantum computing), Synthesis Health (AI-enabled PACS), and Good Chemistry (acquired by SandboxAQ), and was co-founder and Partner at Agentis Capital (advised on $130B+ of transactions). He is a CFA Charterholder with a Bachelor of Commerce from the University of Victoria, a Singularity University Executive Program graduate, and has deployed $6B+ of capital over his career, including early bets on Groq.