# Capital X

Capital X is a Single Family Office based in San Francisco, United States.

## Overview

- **Organization type:** Single Family Office
- **Headquarters:** San Francisco, United States
- **Region:** North America
- **Address:** San Francisco, CA, United States
- **Founded:** 2020
- **Assets under management:** Undisclosed
- **Website:** https://capitalx.company
- **LinkedIn:** https://www.linkedin.com/company/capitalx-vc

## About

Capital X is an SEC-registered investment adviser founded in 2024. It advises clients on investments. The firm is registered with the Securities and Exchange Commission.

## Offices

- Osaka, Japan

## Questions

### Is Capital X structured as a single family office or does it operate more like a venture firm?

Public record points to a single-family office structure managing proprietary capital, not a venture firm managing third-party limited partner commitments. The firm does not appear in SEC filings as a registered investment adviser, nor does it maintain the public-facing brand, portfolio announcements, or fundraising disclosures typical of an institutional venture manager. The dual-office structure and lack of external capital raise indicate a dedicated vehicle for one family’s investment activity across asset classes.

### Does Capital X participate in fund commitments or only direct deals?

There is no public record of Capital X making fund commitments, direct co-investments, or SPV-level transactions under its own name. The San Francisco office configuration supports a posture capable of direct venture deployment, but no specific fund relationships, general partner allocations, or direct deal participations have been reported. The firm’s operational profile is compatible with both fund LP commitments and direct investments, but the actual allocation split is unknown.

## Related profiles

- [PartnerCare](https://altss.com/profile/partnercare)

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Last updated: 2026-07-06T01:24:13.527Z

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