Single Family Office

Updated:

Schlossstein Capital

Schlossstein Capital operates as a single family office in West Bay, Cayman Islands. The firm directs capital on behalf of one family toward long-term...

Schlossstein Capital logo

Schlossstein Capital

Schlossstein Capital operates as a single family office in West Bay, Cayman Islands. The firm directs capital on behalf of one family toward long-term preservation and growth. Investment activity spans ClimateTech, Digital Health, EdTech, PropTech, FinTech and Energy Transition & Renewables. Positions include seed and startup rounds executed through direct co-investments, SPVs and fund-of-funds structures. Geographic reach covers North America, Europe, Asia, South America, Oceania and the Caribbean. Confirmed technology focuses comprise AI/ML, Biotech, Consumer Tech, Enterprise Software and ESG. The firm maintains no disclosed headcount or additional offices. Investment types also encompass Private Equity, Private Credit, Real Estate, Hedge Funds, Infrastructure, Secondaries & Special Situations and Philanthropic / Mission-Related Investing. All decisions follow an explicit mandate to minimize negative externalities for people and the natural world while supporting lasting relationships in every transaction.

General information

Firm type

Single Family Office

Year founded

2011

Location

Region

North America

Country

Cayman Islands

City

West Bay

Corporate office

West Bay, Cayman Islands

Sector focus

ClimateTechDigital HealthEdTechSports & WellnessPropTechCannabis & PsychedelicsMarketing & SalesMedia & EntertainmentFinTechEnergy Transition & Renewables

Frequently asked questions

Who runs investment decisions at Schlossstein Capital?

No named principals or investment committee members appear in public materials.

How does Schlossstein Capital source proprietary deal flow?

The firm provides seed capital directly to founders and evaluates small to medium listed and private companies aligned with environmental and social criteria.

Does Schlossstein Capital participate in fund commitments or only direct deals?

Activity includes both direct co-investments or SPVs and fund-of-funds commitments.

What investment stages does Schlossstein Capital typically target?

Confirmed stages are limited to Seed and Startup.

Where does the underlying wealth come from?

Wealth origin is not publicly disclosed.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

Need institutional-grade insight on family offices?

Altss delivers:

Principals with verified direct contactsAllocation history by asset classOSINT-derived deal signals
Book a demo

Prefer a guided tour?

We’ll walk you through:

Interactive funding timelinesCustom mandate & allocation filters
Book a demo

Browse by category

More West Bay Single Family Office profiles