Deep33 — Activity | F4
Deep33 Activity Every public signal F4 has attached to this firm, with sources and cross-entity links.
Investment
Participated in Q-Factor's $24M seed round for neutral-atom quantum computing. Q-Factor
Press
Prosor discussed Deep33 check sizes, co-lead behavior, founder criteria, and the U.S.-Israel physical infrastructure thesis. Lior Prosor on Infinite Frontiers
Milestone
DualBird announced a $25M raise to scale its analytics and AI data infrastructure platform. DualBird
3 investments · JAN 2026 Show all Investment
Deep33 confirmed Particle Labs, described as focused on energy-efficient particle accelerator technology, among its initial investments. Particle Labs
Investment
Deep33 confirmed CyberRidge, a post-quantum optical security platform, among its initial investments. CyberRidge
Investment
Deep33 confirmed QuamCore, a superconducting quantum computing architecture company, among its initial investments. QuamCore
Team Change
Lior Susan, founder of Eclipse Ventures, joined Deep33 as chairman. Lior Susan named chairman
Essay
Lior Prosor published Deep33-aligned thesis commentary arguing that venture advantage is shifting from generalist software investing to deep infrastructure expertise. From generalist to deep: Why venture is being forced to specialize
New Fund
Emerged from stealth with a $100M first close toward a $150M inaugural fund for U.S.-Israel deep tech infrastructure. $150M inaugural deep tech fund
Press
Michael Broukhim discussed Deep33's U.S.-Israel deep tech thesis, expert-first model, and non-kinetic dual-use focus on TBPN. Michael Broukhim on TBPN
Team Change
Deep33 announced Lior Susan, founder of Eclipse Ventures, as chairman. Lior Susan joined as chairman
3 new funds · JAN 2026 Show all New Fund
Deep33 emerged from stealth with a $100M first close toward a $150M inaugural deep tech fund. Deep33 $150M inaugural fund
New Fund
Deep33 launched with a $100M first close toward a $150M fund focused on the U.S.-Israel deep tech corridor. $150M inaugural Deep33 fund
New Fund
Deep33 emerged from stealth with a $150M target fund and a $100M first close for U.S.-Israel deep tech infrastructure. Deep33 inaugural fund
cyber-ridge.com quamcore.com quantumcomputingreport.com