RADZIWILL CAPITAL GROUP
The Full Story
What we’ve learned from two decades of venture-building experience across North America.
Origins
In 2003, we made our first bet – outside our domain, high risk, no playbook.
But the upside wasn’t just real. It was worth every ounce of uncertainty. We saw it early, leaned in, and did the work to earn it.
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​Thesis
We go in early, before a market trend exists – and stay long after the hype collapses.
That’s when the distractions clear, capital gets serious, and the compounding loop begins.
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Philosophy
We admit mistakes while we build through them.
We don’t obsess over perfection – we work until things hold.
We learn in motion – beating theory in stasis.
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​Why We Exist
We turn early-stage volatility into long-term advantage – not just through capital, but through systems, people, and patterns.​
We’re here to build things that last.​
​By the Numbers​
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20+ years building technology ventures across high-friction verticals
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11+ venture exits across North America
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3 full-control buyouts restructured and scaled
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3 resilient capital strategies: venture, control-stake, and yield
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100% internally capitalized to date​
The Timeline
2003–2010
Early Venture Formation
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Established RNG Technologies in North America, focusing on IT and industrial electronics
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Initial capital allocation into applied software and polymer processing
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Developed venture frameworks for high-friction verticals
2011–2016
Portfolio Diversification
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Expanded holdings in software, hardware, and initial investments in biotech
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Realized early-stage returns, including from investments in Bit Lit Media and Blue Bat Games, both acquired
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Initiated cross-sector capital recycling model
2017–2021
Consolidation
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Transitioned to Radziwill Capital as internal investment platform
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Developed proprietary risk architecture for venture selection
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Refined thesis around neglected verticals with industrial constraints
2022–Present
Infrastructure & Climate​
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Transitioned into hard-tech venture studio model
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Established Radziwill Capital Group as the formal platform unifying two decades of venture-building
The Engine
The People who make everything spinning:

Yuri Runoff
Managing Partner & Chief Strategy Officer.
A strategic lead since the firm’s inception in 2003, he oversees direction, structure, and portfolio development.

Jason Trainor
Legal Advisor​
Supports entity structuring, regulatory compliance, and strategic transactions across the firm’s ventures.

Natalie Runoff
Tax and Yield Advisor (CPA)
Offers strategic input on audit and tax matters, with direct oversight of yield-oriented assets across the firm’s portfolio.

Iryna Scherbinskaya
Chief Operating Officer, Portfolio Companies
Provides executive oversight and operational leadership across selected portfolio companies, supporting governance and performance at the venture level.

Michael Brown
Engineering Lead, Industrial Systems
​Provides technical leadership and design oversight to hardware-intensive portfolio ventures, supporting scalable system architectures and engineering direction.