The Capital Index is a privately held venture studio and operating firm. We originate, capitalise, and operate frontier-technology businesses from inception to scale.
The Capital Index is a privately held venture studio and operating firm headquartered in Austin, Texas. We build companies — through a single integrated partnership that originates principal capital, designs the underlying technology, and operates portfolio businesses to maturity.
We commit to fewer ventures and stay with them longer. The model is to compound capital, intellectual property, and operating expertise across a deliberate roster of companies — each architected from inception for category leadership.
This is not a fund. The same partnership that allocates capital writes the code, signs the operating decisions, and represents the company in counsel and correspondence. It is the discipline that defines the firm.
Disaster-resilient continuity infrastructure for the production software systems that institutions depend on. The instrument of record for AI-era operations.
The consumer platform reimagining how restaurants publish and present their menu. A cinematic surface for hospitality — engineered for the discipline of taste.
Each venture is architected from inception for category leadership; each held under the operating partnership.
A multi-layer provenance framework for digital content. Origin, authorship, integrity.
A tamper-evident operating record for production software — the institutional flight-data recorder.
Optical authentication for documents, hardware, and high-value goods.
A retail-intelligence platform binding pricing, inventory, and shelf state to a defensible authentication surface.
Serhii leads the firm's investment strategy, capital relationships, and the intellectual property discipline that defines its operating posture. He chairs the partnership and represents the firm in matters of capital, counsel, and correspondence.
LinkedIn→Rodion leads the firm's engineering organisation and is principal architect across the operating portfolio. He is the technical voice of the partnership, steward of the operating standards by which every company in the studio is built.
LinkedIn→Inquiries from prospective partners, principals, and members of the press may be directed to the offices below. Each item of correspondence is reviewed by the partnership.
For prospective partners, principals, and members of the press. Every item of correspondence is reviewed personally by the partnership.