# Delfin Private Office

Delfin Private Office is a Multi Family Office based in London, United Kingdom.

## Overview

- **Organization type:** Multi Family Office
- **Headquarters:** London, United Kingdom
- **Region:** Europe
- **Address:** Floor 2, 25 Bury Street, London, SW1Y 6AL, United Kingdom
- **Founded:** 2017
- **Assets under management:** 17.5B (Altss estimate)
- **Website:** www.delfinprivateoffice.com
- **LinkedIn:** https://uk.linkedin.com/company/delfin-private-office-international

## Regulatory record

- **Reports private funds:** No

## About

Delfin Private Office was established in 2017 by Annamaria Koerling and Gregg Dennis, both former private bankers, with Bob Wigley serving as chairman. The firm supplies family-governance frameworks, wealth-monitoring systems, and technology deployment for international families and their trustees. Investment activity covers direct co-investments, SPVs, private equity, real estate, private credit, hedge funds, and philanthropic vehicles. Geographic reach includes Europe, Asia, and the Middle East & Central Asia. The firm also maintains an ESG focus and holds a Spear's 500 ranking as a top-recommended family-office services provider. The team includes Mark Sismey-Durrant, former CEO of Hampshire Trust Bank, and maintains a relationship with Queens' College, Cambridge through Annamaria Koerling's investment-committee role. No dated operational events from the last 24 months appear in available records.

## Sectors

- Private Equity
- Real Estate
- Private Credit
- Hedge Funds
- ESG

## People

- Annamaria Koerling — Managing Partner and Co-founder
- Gregg Dennis — Partner and Co-founder

## Questions

### Who runs investment decisions at Delfin Private Office?

Annamaria Koerling serves as Managing Partner and Co-founder. Bob Wigley acts as Chairman and Gregg Dennis as Partner and Co-founder. Mark Sismey-Durrant participates as an associate.

### How does Delfin Private Office source proprietary deal flow?

The firm relies on relationships developed by its founders during prior roles at C. Hoare & Co. and Merrill Lynch EMEA. It also draws on networks tied to UK Finance and Cambridge investment committees.

### Is Delfin Private Office structured as a single family office or does it operate more like a venture firm?

Delfin Private Office functions as a multi-family office. It provides advisory services to multiple international families rather than managing a single family's capital exclusively.

### Does Delfin Private Office participate in fund commitments or only direct deals?

The firm executes both direct co-investments and SPVs as well as allocations to hedge funds and private-equity vehicles.

### Where does the underlying wealth come from?

The firm was founded by former private bankers and does not disclose specific family wealth origins in public materials.

## Related profiles

- [Heirs Holdings](https://altss.com/profile/heirs-holdings)
- [Accuro Fiduciary Family Office](https://altss.com/profile/accuro-fiduciary-family-office)

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Last updated: 2026-06-03T20:00:00.000Z

Canonical page: https://altss.com/profile/delfin-private-office

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