# Positive Sum

Positive Sum is a Private Equity based in Greenwich, United States.

## Overview

- **Organization type:** Private Equity
- **Headquarters:** Greenwich, United States
- **Region:** North America
- **Address:** Greenwich, CT, United States
- **Founded:** 2020
- **Assets under management:** Undisclosed
- **Website:** positivesumvc.com
- **LinkedIn:** https://www.linkedin.com/company/positivesum

## Regulatory record

- **CRD number:** 324219
- **SEC file number:** 802-127156
- **Registration status:** Registered
- **Latest Form ADV filing:** 2026-03-27T05:00:00.000Z
- **Reports private funds:** Yes
- **Private funds reported:** 0
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/324219

## About

We back founders pursuing their life's work. Portfolio highlights include Etched, Skyryse, January, Ridgeline, Tegus, Base Power, Prefect, Blues, Canopy, Storyboard, Invert, Passthrough, Fortell, Rogo, Physical Intelligence, Cognition, Entrepreneurs First, Arcana, Eight Sleep, Witan Labs, ID.me, Modal, Bending Spoons, Casa, Alpaca, Vanta, and Retro. The team includes Patrick O'Shaughnessy, Alison Davis Riddell, Jeremy Stern, Brie Wolfson, Dom Cooke, Joe Parker, Donald Lee-Brown, Terran Mott, Eric Jasinski, Joe Berg, Gabi Marques, Michael Douglass, Avidan Rudansky, and Julia Hitchins.

## People

- Patrick O'Shaughnessy
- Alison Davis Riddell
- Jeremy Stern
- Brie Wolfson
- Dom Cooke
- Joe Parker
- Donald Lee-Brown
- Terran Mott
- Eric Jasinski
- Joe Berg
- Gabi Marques
- Michael Douglass
- Avidan Rudansky
- Julia Hitchins

## Questions

### Who runs investment decisions at Positive Sum?

Positive Sum has not publicly identified its investment principals or decision-making structure on its website or elsewhere. The team composition and leadership dynamics remain undisclosed in available sources.

### How does Positive Sum source proprietary deal flow?

Positive Sum's sourcing model is not publicly described. Without named team members or visible institutional partnerships, its approach to deal origination and proprietary pipeline development remains unclear from an external standpoint.

## Related profiles

- [Positive Planet](https://altss.com/profile/positive-planet)
- [Positive Ventures](https://altss.com/profile/positive-ventures)

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Last updated: 2026-08-11T15:07:49.000Z

Canonical page: https://altss.com/profile/positive-sum

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