Early Stage Reindustrialization
The next generation of venture capital for the new industrial renaissance
Where others see risk,
We see the future
IceNine invests in the rare founders whose ideas have the power to transform entire industries
Expertise
Accelerating founders of the new industrial renaissance
Responsibility
We back the builders restoring the physical foundations of progress and carry that responsibility with them from day zero.
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Multi-Cycle Advantage
Rooted in hands-on experience across multiple waves of industrial innovation, IceNine equips founders with deep insight, embedded networks, and cycle-long partnership that accelerates capability.
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Operational Specialty
We work shoulder-to-shoulder with founders on the technical, operational, and commercial choices that compress development cycles and accelerate momentum.
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Expertise from the front lines of critical technology
Jeff Crusey
Co-Founder & GP
Ryan Duffy
Media Advisor
Thomas Lim-Finsterbusch
AI Advisor
Built by people who have scaled hardware companies, led industrial R&D, won government programs, and built global audiences for deep tech, IceNine gives founders a team that accelerates both momentum and credibility.
Purpose-Built to Stand Apart
We let our industrial leadership erode. AI is compressing timelines and accelerating industrial technology. The race for technological sovereignty is now do-or-die.
TEstimonials
Chosen by founders solving mission-critical problems
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“Jeff led our seed round into Xona Space Systems in 2021 where he was a great supporter of the company before then and ever since. His DD was ultimately very helpful in closing other major investors as it provided us an unvarnished reflection of the company.”
Brian Manning
Founder/CEO @ Xona Space
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“It’s no exaggeration to say Jeff was instrumental from day zero. He recognized the strength of our team and technology before consensus formed among larger funds, and helped secure our first round by translating the promise of hypersonics to investors less familiar.”
Byron Hargis
Founder/CEO @ Castelion
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We partner with founders, operators and investors shaping the future of critical technology.