Breidenbach von Schlieffen & Co.

Overview

The firm advises families and entrepreneurs who want to actively shape, preserve and grow their wealth.² It describes its clients’ assets as typically too large and complex for standard bank wealth management.² The company is registered with Amtsgericht Hamburg under HRB 129370.³

History

The firm states that it was founded in Hamburg on 16 October 2013.¹ It says the business originated from family office activities of Hamburg private bank Berenberg.¹ The firm describes itself as completely owner managed, including its Digital Family Office and parent company, with no private equity, venture capital or asset manager investors behind it.²

Leadership

Dr. Marc A. Breidenbach and Magnus Graf v. Schlieffen are managing directors and managing shareholders.¹

Dr. Marc Breidenbach is described as having spent more than 12 years advising entrepreneurial families and family businesses before founding the firm.⁴ This included nine years at Bankhaus Berenberg, where he most recently served as head of Unternehmerbetreuung und Family Office.⁴ His stated focus areas include family offices, corporate investments, succession planning and real estate.²

Magnus Graf v. Schlieffen is described as having more than 25 years of capital markets experience in Munich, New York and Frankfurt.³ Before founding the firm, he spent eight years as Head of Equities Germany/Austria at Bank of America Merrill Lynch in Frankfurt and was a member of its Executive Committee.³ He is described as an economist who advised professional investors in the United States, England, Switzerland and Germany.³

Services

The firm reviews a client’s wealth, including business interests, real estate and other assets.² It develops and steers an individualized wealth strategy aligned with each client’s needs.² Its work also includes selecting external service providers and asset managers for clients.²

The Digital Family Office provides access to global asset managers and portfolio construction from an investment amount of €100,000.² The platform gives clients ongoing access to information about their wealth position and reporting described as detailed, clear and user friendly.¹

The firm states that it holds BaFin authorization under the Wertpapierinstitutsgesetz.³ Its website lists Finanzportfolioverwaltung, Abschlussvermittlung, Anlageberatung, Anlagevermittlung and Eigengeschäft among its activities under the cited provisions of the WpIG.³

What the firm offers

• Private and alternative investments

Client focus

The firm serves families and entrepreneurs seeking active support with shaping, preserving and growing wealth.² It focuses on clients whose assets are typically too large and complex for standard bank wealth management.²

Investment philosophy and approach

The firm says it allocates each investment portfolio across at least six independent, globally active asset managers from different investment houses.² It says portfolio manager selection follows its multi manager approach and uses independent, transparent and defined criteria.²

The firm says it regularly evaluates selected asset managers and monitors investment discipline, risk levels and significant performance indicators through ongoing dialogue.² It identifies “Verantwortungsvoll,” “Frei von Eigeninteressen” and “Objektiv” as principles of its Digital Family Office investment approach.²

FAQs

Related resources

• LocationMultifamily offices in Hamburg

  This Hamburg-focused page helps readers compare the local setting around Breidenbach von Schlieffen & Co. GmbH with other multifamily offices. It may clarify which firms serve families and business owners in northern Germany, and how regional access could relate to private and alternative investment discussions.

• GuideMultifamily office services

  This overview explains the range of services a multifamily office may provide, giving prospective clients a checklist for conversations about private and alternative investments. It can help a family or business owner distinguish investment work from reporting, governance, succession, or other support areas.

• Network siteFamilyBusinesses.com

  FamilyBusinesses.com offers directories and practical playbooks for family-owned companies. For a business owner considering Breidenbach von Schlieffen & Co. GmbH, these materials can add context on ownership priorities, succession questions, and how private investment decisions may fit within a wider family business plan.

• GuideThe annual MFO review

  The annual MFO review provides a broader reference point for understanding how multifamily offices are discussed and compared over time. Readers in Germany can use it to frame questions about investment scope, client fit, and the role of private and alternative assets before contacting a firm.

• Similar firms917 Family Office AG
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  These profiles provide nearby comparison points for 917 Family Office AG, A/VENTUM family office Consulting AG, and Alpha Family Office GmbH. Reviewing them alongside a Hamburg based firm can help families and business owners compare locations, stated services, and approaches before arranging introductory conversations.

Sources

1. Digitales Family Office press page accessed 2026-10-23.
2. Digitales Family Office accessed 2026-10-23.
3. Breidenbach von Schlieffen & Co. GmbH accessed 2026-10-23.
4. Breidenbach von Schlieffen & Co. GmbH biography information 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.