# Proton Capital

Proton Capital is a Single Family Office based in Los Angeles, United States.

## Overview

- **Organization type:** Single Family Office
- **Headquarters:** Los Angeles, United States
- **Region:** North America
- **Address:** Los Angeles, CA, United States
- **Founded:** 2003
- **Assets under management:** Undisclosed
- **Website:** protoncapital.com
- **LinkedIn:** https://www.linkedin.com/company/protoncapitalofficial

## Regulatory record

- **Reports private funds:** No

## About

Proton Capital was established in 2003 by John Hood. The firm manages capital originating from the Hood family's residential and commercial real-estate activities in Southern California. It maintains the John and Sally Hood Family Foundation alongside its investment activities. The firm executes direct equity and mezzanine investments in value-add real estate and private credit. It co-invests with local sponsors and makes selective commitments to external managers. Geographic reach includes North America, Asia, South America, and the Caribbean. Confirmed positions center on mixed-use real estate and operating companies in the United States. John Hood previously served as Membership and Education Chairman of the YPO-LA Chapter. The firm lists no additional offices. Adjacent vehicles include the James W. Hood Family Foundation. The structure centers on in-house sourcing and structuring of direct deals rather than broad fund commitments. Governance ties remain within the Hood family principals.

## Sectors

- Real Estate
- Private Credit
- PropTech

## People

- John Hood — Principal
- Sally Hood — Co-founder of the John and Sally Hood Family Foundation

## Questions

### Who runs investment decisions at Proton Capital?

John Hood serves as Principal and directs investment decisions. Sally Hood participates through the family foundation structure.

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

The firm executes direct equity and mezzanine deals and co-invests alongside local sponsors while making selective allocations to external managers.

### What investment stages does Proton Capital typically target?

The firm targets buyout and growth stages through its direct investments in real estate and private credit.

### How is Proton Capital related to the John and Sally Hood Family Foundation?

John Hood serves as Principal of both Proton Capital and the John and Sally Hood Family Foundation.

## Related profiles

- [Propst Companies](https://altss.com/profile/propst-companies-propst-family-office)
- [Provco Group](https://altss.com/profile/provco-group-richard-caruso-family-office)

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Last updated: 2026-06-03T20:00:00.000Z

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