RADZIWILL CAPITAL GROUP
The Full Story
What we’ve learned after two decades building companies across the US and Canada.
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.
​
Since then, we’ve stayed in the hard-tech sectors — industries with no shortcuts, no clear maps, and no guaranteed outcomes. The risk stayed high. So did the upside. We kept going.
​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.
​​
Method
We build deliberately, control capital, learn while operating, and only scale what proves itself. Timing matters. So does restraint.
​
We take time where it counts — at the foundation. That’s where shortcuts break everything.
Once it holds, we move fast. We act fast. We execute hard.​​
​
Philosophy
We admit mistakes while we build through them.
We don’t obsess over perfection — we work until things hold.
We follow a clear vision — until we discover a better one.
​
​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.​
​
The Timeline
2003–2010
Early Execution
-
Established RNG Technologies in North America, focusing on IT and industrial electronics
-
Initial capital allocation into applied software and polymer processing
-
Developed operational pattern for high-friction verticals
2011–2016
Portfolio Diversification
-
Expanded holdings in software, hardware, and initial investments in biotech
-
Realized early-stage returns, including from investments in Bit Lit Media and Blue Bat Games, both acquired
-
Initiated cross-sector capital recycling model
2017–2021
Consolidation
-
Formed Runoff Capital Management as internal investment platform
-
Developed proprietary risk architecture for venture selection
-
Refined thesis around neglected verticals with industrial constraints
2022–Present
Infrastructure & Climate
-
Launched Delta9 Vectors (climate tech + COâ‚‚ mineralization)
-
Transitioned into hard-tech venture studio model
-
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.

Iryna Scherbinskaya
Chief Operating Officer, Portfolio Companies
Oversees day-to-day operations and executive management with responsibility for C-level functions within selected portfolio companies.

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

Natalie Runoff
Financial Advisor (CPA)
Offers strategic input on audit, corporate finance, accounting, and tax matters across the firm’s holdings.

Michael Brown
Engineering Lead, Industrial Systems
Contributes systems integration and technical design expertise across hardware-intensive ventures, focusing on machinery and deployment.