# Stein Family Office

Stein Family Office is a Single Family Office based in Menlo Park, United States.

## Overview

- **Organization type:** Single Family Office
- **Headquarters:** Menlo Park, United States
- **Region:** North America
- **Address:** Menlo Park, CA, United States
- **Founded:** 2024
- **Assets under management:** Undisclosed
- **Website:** s2-g.com
- **LinkedIn:** https://www.linkedin.com/company/stein-family-office

## Regulatory record

- **Reports private funds:** No

## About

Stein Family Office was established in 2024 by Jeany Stein. Capital originates from her prior software and AI company exits. The office targets early-stage technology companies alongside top-tier venture funds. It also pursues impact allocations in ocean conservation and climate solutions. Deployment occurs through direct co-investments, SPVs, fund-of-funds commitments, and philanthropic vehicles. Activity remains confined to North America. No public data exists on team size, additional offices, or vehicles launched in the last 24 months.

## Sectors

- ClimateTech
- WaterTech

## Questions

### Who controls investment decisions at Stein Family Office?

Jeany Stein directs the office as founder.

### What asset classes does Stein Family Office use?

Early-stage direct investments, venture fund commitments, and mission-related impact vehicles.

### Where does Stein Family Office source deals?

Through academic labs, accelerators, and venture fund relationships in North America.

## Related profiles

- [Stedman West Interests](https://altss.com/profile/stedman-west-interests)
- [Stellar Partners Limited](https://altss.com/profile/stellar-partners-limited)

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

Canonical page: https://altss.com/profile/stein-family-office

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