Top Family Offices in Spain

Key Facts: Spanish Family Office Market

• Madrid hosts the largest family office in Spain, with an estimated $53.8 billion in AUM based on 2024 market data.
• OpenWealth (CaixaBank Group) is the largest named multi-family office (MFO) in the country. It manages roughly €9 billion for more than 50 ultra-high-net-worth (UHNW) clients.
• 75% of family offices in Spain remain in the early stages of formal wealth management. This points to a young ecosystem with rapid growth ahead.
• 35% of offices face a generational shift within the next decade, making succession planning an urgent priority.
• Key wealth hubs span Madrid, Barcelona, Marbella, Valencia, and Málaga. Each city serves distinct client profiles.
• Spanish families allocate 24% of their portfolios to real estate, six percentage points above the European average of 18%.
• A single family office (SFO) in Spain typically requires €100 million or more. Families below that level tend to choose MFO or embedded family office (EFO) structures.

Market Landscape and Key Wealth Hubs

Spain's family office ecosystem is growing but still maturing. A 2024 study by OpenWealth and finReg360 found that only 6.6% of offices have fully professional structures, while 66.8% remain in the earliest stages. Families that professionalise early gain a clear edge in family governance, returns, and generational continuity.

Madrid is the financial centre, home to the country's largest offices by AUM and the deepest pool of advisory talent. Barcelona serves as a second hub, attracting boutique wealth firms and specialist legal advisors. Marbella draws Northern European families relocating to Spain, while Valencia and Málaga host smaller but expanding operations.

Several macro forces shape this market. Decreasing interest rates push capital from fixed income into equities and private equity vehicles. EU cross-border tax rules, including Spain's Beckham Law tax incentive and the Golden Visa programme, continue to attract international UHNW families.

Regulatory oversight from the CNMV (Spain's securities regulator) adds a compliance layer that favours well-structured offices over informal arrangements. Cross-border complexity, real estate concentration, and a looming wave of wealth transfers define the Spanish market within Europe.

Family Office Comparison at a Glance

The table below compares named offices for which verified data is available. AUM figures appear only where sources provide them.

Family Office	Type	AUM Estimate	Investment Focus	Key Services	Location
OpenWealth (CaixaBank Group)	MFO	~€9B	Independent wealth consultancy, asset allocation	Advisory, discretionary management, consolidated reporting, provider selection	Spain (5 centres)
Santander Private Banking	MFO (bank-affiliated)	—	Family wealth planning, direct real estate, PE, club deals	Advisory, brokerage, treasury, M&A, leasing	Spain
Tripelsum	SFO	—	Real estate, financial assets, venture capital	Management and advisory	Barcelona
Euro Family Office S.L.	MFO	—	International European clients relocating to Spain	Tax planning, succession planning, legal, medical coordination	Marbella
Anchor EAF	MFO	—	Quantitative factor-based analysis	Independent advisory, risk management, portfolio consolidation	Barcelona

OpenWealth stands out as the only office with a published AUM figure among named entities. Santander Private Banking offers the broadest service menu, from club deals to leasing. Tripelsum is the sole SFO with public visibility.

Euro Family Office and Anchor EAF occupy distinct niches in cross-border relocation and quantitative analysis.

Top Picks by Strategy

• Largest Named MFO: OpenWealth (CaixaBank Group), managing ~€9 billion with 22 professionals and 5 dedicated centres. It is the largest multi-family office platform in the country by a wide margin.
• Broadest Service Suite: Santander Private Banking, offering club deals, private equity, M&A, direct real estate, and treasury alongside traditional advisory. Global Finance magazine named it "World's Best Family Office Service."
• Best for International Relocations: Euro Family Office S.L., the Marbella-based specialist that handles tax, succession, legal procedures, and medical coordination for European families moving to Spain.
• Top Real Estate and Venture Capital SFO: Tripelsum, a Barcelona single family office born from a 70-year industrial group, with dedicated arms for real estate and venture capital.
• Leading Quantitative Approach: Anchor EAF, providing factor-based allocation, independent advisory, and risk management for families who want data-driven portfolio construction.

Leading Offices: Detailed Profiles

OpenWealth (CaixaBank Group)

Spain's largest multi-family office manages roughly €9 billion and serves more than 50 UHNW clients through five specialised centres. Its model blends CaixaBank's resources with an independent mandate. OpenWealth selects both in-house and external providers for advisory, discretionary portfolio management, and custody.

Families receive consolidated reporting in one view while tapping best-in-class managers. The office also co-authored the landmark "Discovering the Spanish Family Office" study with finReg360 in 2025. UHNW families with complex, multi-asset portfolios benefit most from OpenWealth's scale and national footprint.

Santander Private Banking

No other bank-affiliated office in the country matches Santander's service breadth. Its platform covers financial advisory, brokerage, discretionary management, and treasury. It then extends into direct real estate, club deals, private equity, debt, M&A, and leasing.

Global Finance magazine named it the "World's Best Family Office Service." Families with operating businesses and multi-asset holdings find strong value in Santander's ability to combine corporate finance transactions with personal wealth preservation under a single relationship manager.

Tripelsum

One of the few visible SFOs with an active direct deal and co-investment pipeline, Tripelsum deploys its own capital rather than advising on others'. The office grew out of Inacsa, a Barcelona industrial group with seven decades of operating history, and that heritage shapes its capital deployment philosophy.

Its portfolio blends real estate, financial assets, and venture capital, both domestic and international. Entrepreneurial families exploring how to structure their own SFO can use Tripelsum's model as a reference for balancing legacy assets with growth-oriented venture bets.

Euro Family Office S.L.

European families who relocate to Spain face a tangle of tax, legal, and lifestyle challenges that no Madrid or Barcelona firm replicates under one roof. This Marbella-based MFO covers tax planning, succession planning, legal and administrative procedures, medical treatment coordination, and wealth structuring.

Euro Family Office also maintains a presence in Luxembourg, adding cross-border depth for families with assets in multiple EU jurisdictions. Northern European retirees and entrepreneurs seeking a full transition to Spanish residency find this office's approach especially practical.

Anchor EAF

Most offices in this market rely on qualitative advisory. Anchor EAF stands apart with its quantitative, factor-based methodology. Based in Barcelona, this independent MFO uses systematic screening tools to analyse funds, stocks, and bonds.

It builds portfolios grounded in measurable risk factors rather than relationship-driven product placement. Services include independent advisory, risk management, and portfolio consolidation. Families who distrust bank-affiliated product distribution and want transparent, data-driven asset allocation will find Anchor EAF a strong fit.

Allocation Trends Shaping the Spanish Market

Shift from Fixed Income to Real Estate and Private Equity

Spanish families are moving capital away from bonds. The expected decline in interest rates speeds portfolio shifts toward equity markets, real estate (including SOCIMIs, Spain's listed real estate vehicles), and private equity funds. Real estate already claims 24% of typical portfolios in this market, six points above the 18% European average.

Direct Investments and Club Deal Structures

Rather than relying on traditional fund-of-funds vehicles, Spanish families increasingly prefer direct company stakes and club deals. Santander Private Banking facilitates this through its PE, M&A, and direct real estate channels. Technology, healthcare, and energy attract the most capital, reflecting broader European venture trends filtered through Spain's growing startup ecosystem.

Succession Planning Under Pressure

35% of offices face a generational shift within the next decade, yet 52% of families surveyed have not yet addressed succession. Family protocols, shareholders agreements, and family councils remain underdeveloped in most Spanish offices, creating risk for wealth transfer. Legal advisory firms report rising demand for formal oversight structures to close this gap.

Cross-Border Wealth Structuring

Spain's Beckham Law offers favourable tax treatment for new residents, while the Golden Visa programme attracts non-EU investors. These incentives draw Latin American and Northern European UHNW families, generating demand for offices with deep cross-border tax and estate planning expertise. Euro Family Office in Marbella serves this growing client segment.

Charitable Giving and Impact Investing

Spanish UHNW families show a distinctive orientation toward social outcomes. 52% invest in patronage or non-profit activities, 38% fund R&D, and 36% support cultural preservation. Families actively channel capital into educational innovation, medical research, and startup ecosystems, blending financial returns with measurable social impact.

How to Evaluate a Family Office in the Spanish Market

Start with the asset threshold question. €100 million is the practical floor for a standalone SFO in Spain. Below that level, staffing, compliance, and operating costs erode returns. OpenWealth's 50-client MFO model shows how sub-€100M families can access institutional-grade services without bearing full overhead.

Independence of advice matters more here than in many European markets. Bank-affiliated offices like Santander Private Banking and OpenWealth offer scale and product breadth, but their recommendations may favour in-house products. Independent firms such as Anchor EAF and Euro Family Office operate without product distribution ties. Ask whether advisory fees or product commissions drive the office's revenue.

Cross-border capability is non-negotiable for the growing number of international families entering Spain. Verify expertise in Spanish tax residency rules, Beckham Law eligibility, Golden Visa requirements, and EU inheritance regulation. Offices without EAFI registration or CNMV regulatory compliance should raise immediate concern.

Succession readiness separates mature offices from those that may not survive a generational shift. Ask whether the office maintains a family protocol, a family council structure, and formal shareholders agreements. Given that 75% of Spanish offices are still professionalising, this filter alone eliminates a large portion of the market. Digital security is another concern flagged by recent industry research as requiring dedicated frameworks.

Which Family Office Fits Your Needs?

UHNW families with more than €100 million in assets should evaluate both routes. Tripelsum's industrial-heritage model serves as a reference for the SFO path. OpenWealth's five-centre network represents the top-tier MFO alternative. The choice depends on whether the family values full control over decisions or prefers delegating to a platform with consolidated reporting.

International families relocating to Spain face distinct challenges: residency paperwork, cross-border tax structuring, and adapting portfolios to Spanish and EU rules. Euro Family Office in Marbella was built for this scenario, combining wealth coordination with legal and even medical logistics. Families with Latin American or Northern European roots moving to the Mediterranean coast will find its approach directly relevant.

Business owners and next-generation wealth holders seeking multi-asset strategies should explore Santander Private Banking's full-service platform. For those who prioritise analytical transparency over relationship-based advisory, Anchor EAF in Barcelona provides a quantitative alternative. Given that 35% of Spanish offices face generational transitions within a decade, weight succession planning capability and structural maturity as heavily as returns in any selection process.

Methodology

This guide to family offices in Spain draws on multiple data layers. Office-level AUM figures and geographic data come from wealth databases that track private wealth offices globally. Market structure data derive from the "Discovering the Spanish Family Office" study published by OpenWealth and finReg360 in May 2025, based on interviews with 40 family groups during 2024. Additional context comes from academic family business research and European family office surveys.

Only offices with enough public data to populate at least three profile fields qualified for inclusion. Allocation focus and service offerings were cross-referenced against firm websites and regulatory filings where available. All figures reflect 2024-2025 data sources, assessed for continued relevance in 2026.