# Cohaesia Family Office

Cohaesia Family Office is a Multi Family Office based in Boulogne, France.

## Overview

- **Organization type:** Multi Family Office
- **Headquarters:** Boulogne, France
- **Region:** Europe
- **Address:** 123, rue du Château 92100 Boulogne, France
- **Founded:** 2010
- **Assets under management:** Undisclosed
- **Website:** cohaesia.com
- **LinkedIn:** https://www.linkedin.com/company/cohaesia-family-office

## Regulatory record

- **Reports private funds:** No

## About

Cohaesia Family Office was established in 2010 by Jean-Baptiste de Belot, Agnès Guittard and Stéphanie Zimmermann. The three founders combined prior experience in private banking, legal practice and financial services. The firm addresses multiple client families rather than a single wealth source. It allocates across private equity, real estate and digital assets. Mandates cover early-stage and growth opportunities inside Europe. Vehicles include direct co-investments, SPVs and fund-of-funds commitments. The operating team remains the three founding principals. All activity is conducted from the Boulogne headquarters. Cohaesia maintains membership in the Association Française du Family Office.

## Sectors

- Private Equity
- Real Estate
- Web3 & Blockchain

## People

- Agnès Guittard — Manager
- Stéphanie Zimmermann — Manager

## Questions

### Who runs investment decisions at Cohaesia Family Office?

Jean-Baptiste de Belot serves as President. Agnès Guittard and Stéphanie Zimmermann act as Managers. The three founders oversee all advisory and investment activity.

### How does Cohaesia Family Office source proprietary deal flow?

The firm relies on relationships developed through its founders' prior private banking and legal careers. It also participates in club deals within the French family office community.

### Is Cohaesia Family Office structured as a single family office or does it operate more like a venture firm?

It operates as a multi-family office. The firm serves multiple entrepreneurial families with advisory and investment services rather than managing one lineage's capital exclusively.

### Does Cohaesia Family Office participate in fund commitments or only direct deals?

It uses both approaches. Confirmed structures include direct co-investments, SPVs and fund-of-funds commitments.

### What investment stages does Cohaesia Family Office typically target?

The firm targets early-stage and growth opportunities. These mandates sit alongside real estate and digital asset allocations.

## Related profiles

- [Cognitive Family Office](https://altss.com/profile/cognitive-family-office)
- [Cohen International Advisors](https://altss.com/profile/cohen-international-advisors)

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

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