# Erdmann Family Office GmbH

Erdmann Family Office GmbH is a Multi Family Office based in Arnsberg, Germany.

## Overview

- **Organization type:** Multi Family Office
- **Headquarters:** Arnsberg, Germany
- **Region:** Europe
- **Address:** Lange Wende 31, 59755 Arnsberg, Germany
- **Founded:** 2005
- **Assets under management:** Undisclosed
- **Website:** efo-gmbh.de
- **LinkedIn:** https://www.linkedin.com/company/erdmann-family-office-gmbh

## Regulatory record

- **Reports private funds:** No

## About

Klaus-Dieter Erdmann, Karsten Schnapp and Sven Häseler established the firm in 2005. All three arrived from private banking backgrounds. The multi-family office structure targets succession planning for German entrepreneurial families. The firm deploys across private equity, real estate, hedge funds and direct co-investments or SPVs. It covers buyout and growth stages within Europe. Energy Transition & Renewables appears among stated sector focuses. No specific portfolio holdings or co-investors are named in public materials. Team size and total deployment remain undisclosed. An additional office operates in Iserlohn. Karsten Schnapp holds membership in Lions Club Karlsruhe-Turmberg; Klaus-Dieter Erdmann belongs to Freundeskreis der Musikschule der Stadt Iserlohn. The firm lists no recent operational events from the last 24 months. The multi-family office model separates client mandates from any single-family wealth, allowing independent manager selection without proprietary capital conflicts.

## Sectors

- Energy Transition & Renewables

## Offices

- Iserlohn, Germany

## People

- Klaus-Dieter Erdmann — Founder
- Karsten Schnapp — Managing Director and Co-Founder
- Sven Häseler — Managing Director and Co-Founder
- Gabriele Schnapp — Managing Director

## Questions

### Who runs investment decisions at Erdmann Family Office GmbH?

Klaus-Dieter Erdmann, Karsten Schnapp and Sven Häseler serve as managing directors and handle mandate oversight. Gabriele Schnapp acts as managing director of the related Erdmann Financial Management GmbH entity.

### Is Erdmann Family Office GmbH structured as a single family office or does it operate more like a multi-family office?

It operates as a multi-family office serving multiple German entrepreneurial families. The structure provides independent wealth structuring and reporting services without attachment to one principal family.

### What investment stages does Erdmann Family Office GmbH typically target?

The firm targets buyout and growth stages through private equity, direct co-investments, fund of funds, hedge funds and real estate allocations.

### Which sectors does Erdmann Family Office GmbH focus on?

Energy Transition & Renewables is the only sector explicitly confirmed in available records. Broader mandates cover liquid and illiquid asset classes without further named exclusions.

### Where does the underlying client wealth come from?

The firm works with German entrepreneurial families. No specific originating businesses or individuals are publicly identified.

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- [E.R. Capital Holding](https://altss.com/profile/e-r-capital-holding-rickmers-family-office)
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Last updated: 2026-06-03T20:00:00.000Z

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

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