DERECO Holding GmbH

Overview

DERECO describes itself as an independent multi-family office for real-estate assets.¹ The firm says it serves wealthy individuals and single-family offices through a real-estate-only, single-asset strategy.² It focuses on the German real-estate investment market and supports activities from acquisition through ongoing asset management and exit.³

The company is based in Cologne, Germany and identifies Tassu M. Degen as Executive Director.⁴ Its contact page lists registration with Cologne Local Court under HRB 71124.⁴ The company states that its real-estate-agent permission is subject to section 34c of the German Trade Regulation Act, known as GewO.⁴

History

DERECO says it has served as a platform for the property-investment activities of single-family offices since 1993.³ An earlier company release states that Tassu M. Degen founded today’s DERECO and had advised on real-estate transactions exceeding €1 billion.⁵

In 2023, DERECO reported that its managed real-estate portfolio amounted to €1.1 billion.² The same release announced Maxim Stier and Luz Fischer as Senior Asset Managers.² Both had previously worked in the Barton Group’s asset-management department.²

A November 2023 company release reported DERECO’s acquisition of two newly built multi-tenant residential buildings in Bergisch Gladbach on behalf of a client.⁶ The properties totaled approximately 2,200 square metres and 32 units.⁶ They used integrated heat-pump systems and met the KfW 55 energy standard.⁶

Timeline

1. 1993DERECO says it has served as a platform for the property-investment activities of single-family offices since 1993.
2. 2023In 2023, DERECO reported that its managed real-estate portfolio amounted to €1.1 billion.

Leadership

Tassu M. Degen is identified as Executive Director.⁴ A 2023 residential investment profile names David Noll as Chief Investment Officer and Marco Frank as Senior Investment Manager.⁷ DERECO’s 2023 company release names Maxim Stier and Luz Fischer as Senior Asset Managers.²

Services

DERECO states that it acts as a fiduciary representative of investors by planning, steering and controlling investments and the service providers involved in them.⁸ It offers investment-management and asset-management services designed for individual single-family offices.¹

Its investment scope includes existing-property investments and real-estate private-equity investments.¹ DERECO says investment consulting begins with an individual investment strategy based on customer-specific requirements.¹ The firm uses market and investor contacts to secure off-market investment opportunities.¹

Its acquisition work includes analysis and evaluation of relevant factors, with opportunities and risks quantified and qualified for clients.¹ DERECO manages due diligence and contract negotiations through completion of complex transactions.¹ The firm reports a realised transaction track record exceeding €2 billion.¹

DERECO describes its asset-management approach as customised and holistic, with emphasis on value creation and connections to rental and investment markets.⁸ It continuously analyses risks and opportunities in managed properties and private-equity investments and develops corresponding strategies.¹ Its reporting processes provide current, investment-specific information under defined safety and management policies.¹

What the firm offers

• Investment management
• Trust and fiduciary

Client focus

The firm’s stated client focus includes wealthy individuals and single-family offices.² DERECO says its services are structured around the requirements of individual single-family offices.¹

Its 2023 residential profile targets German A and B locations, university cities and C locations with populations from 50,000 in structurally strong regions.⁷ The profile covers conventional rental housing, neighbourhood developments, forward deals, existing properties and permitted housing-development land.⁷

The residential profile specifies single-property volumes up to €50 million, with a focal range of €10 to 30 million, and portfolio deals up to €100 million.⁷ DERECO’s office profile names Hamburg, Bremen, Berlin, Düsseldorf, Cologne, Frankfurt, Stuttgart, Munich, Leipzig and Dresden as target cities.⁹ It covers office-only properties, with some mixed properties and medical uses possible depending on location.⁹ The office profile gives a single-property volume ceiling of €75 million and a focal range of €15 to 50 million.⁹

Investment philosophy and approach

The firm says its approach starts with an investment strategy based on each customer’s requirements.¹ DERECO describes its role as fiduciary representation, including planning, steering and controlling investments and involved service providers.⁸ It says its asset-management work is customised and holistic, with a focus on value creation and links to rental and investment markets.⁸ The company also says it continuously reviews risks and opportunities and develops strategies for managed properties and private-equity investments.¹

FAQs

Related resources

• LocationMultifamily offices in Germany

  This directory helps a family or business owner compare multifamily offices operating in Germany, including firms serving clients with real estate interests. It can provide starting points for assessing which offices offer investment management or trust and fiduciary support, and for narrowing a regional search before making contact.

• GuideMultifamily office services

  This overview explains common multifamily office services and how they may fit together across investment management, governance, administration, and fiduciary work. A reader considering a German office can use it to clarify which responsibilities might be relevant to a family's real estate assets and which questions to raise about scope.

• Network siteFamilyOffices.com

  FamilyOffices.com offers resources and a community for single family offices and wealthy families. Its materials can help an owner think through priorities, decision criteria, and the practical relationship between a family office and outside providers when reviewing an independent firm focused on German real estate.

• GuideQuestions to ask a multifamily office

  These questions give a prospective client a practical framework for meetings with a multifamily office. They can prompt discussion of investment approach, reporting, fiduciary duties, fees, conflicts, and service boundaries, helping a German family or business owner compare how different firms would address real estate related needs.

• Similar firmsAlpha Family Office GmbH
  AM ALPHA
  AURETAS family trust GmbH

  Profiles of Alpha Family Office GmbH, AM ALPHA, and AURETAS family trust GmbH offer nearby points of comparison on this site. Reviewing them alongside DERECO Holding GmbH may help a reader identify differences in stated services, client focus, and geographic relevance before deciding which firms to contact.

Sources

1. accessed 2026-10-23
2. accessed 2026-10-23
3. accessed 2026-10-23
4. accessed 2026-10-23
5. accessed 2026-10-23
6. accessed 2026-10-23
7. accessed 2026-10-23
8. accessed 2026-10-23
9. accessed 2026-10-23

Claim or correct this profile

This profile is a factual summary written in our own words from public sources. It is for information only. It is not an endorsement, rating, ranking or recommendation, and it is not investment advice. MultiFamilyOffices.com is not affiliated with the SEC or with this firm unless stated. Form ADV figures are self-reported by the firm.