RADZIWILL CAPITAL GROUP
Select Active Holdings
We build and partner with ventures across hard-tech, biotech, and industrial systems – solving real-world problems in high-friction sectors.
Delta9 Vectors develops infrastructure-scale COâ‚‚ conversion technologies designed to lock carbon into stable mineral form. The venture advances industrial solutions for long-duration carbon storage, aligned with emerging climate mandates and frontier markets.

Runoff Capital Fund I
Runoff Capital Fund I backs high-friction, hard-tech ventures in constrained or overlooked markets. The fund operates with a direct build-and-own model to drive long-term outcomes.
Blaze Bioscience is advancing tumor-targeting agents for surgical oncology. Its proprietary platform supports real-time visualization of cancerous tissue in complex operations.

Originally launched as a technology venture in the early 2000s, RC Security now operates as a yield-oriented platform – holding income-generating assets accumulated through prior capital rotations, and reinforcing the firm’s venture-building model.
