Eighteen48 Partners
Family officeLondon · 28 people tracked
Investment thesis
Eighteen48 Partners follows an endowment-inspired philosophy focused on compounding client capital over the long term. The firm favors long time horizons in the market over market timing, emphasizes concentrated rather than over-diversified portfolios so positions can meaningfully affect returns, and targets high-quality growth businesses capable of outperforming benchmarks. It concentrates on fundamental opportunities rather than short-term macro or technical predictions such as interest rates or fund flows, and seeks access to the rare exceptional fund managers who can outperform but are hard for most investors to reach. Independence and alignment with clients underpin its model.
Source: firm website, verified Aug 3, 2026.
Team · 28 people
from the firm's websitePrincipals & officers · per Companies House
what is this? ⓘDirector · British · since 2019
Director · British · since 2018
Julien Bernard Marie Sevaux — 50–75% of shares, right to appoint and remove directors
Frequently asked questions
- What sectors does Eighteen48 Partners focus on?
- Eighteen48 Partners focuses on Sector Agnostic.
- Where is Eighteen48 Partners located?
- Eighteen48 Partners is headquartered in London, GB.
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