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Single Family OfficeAllocates capital directlyLAST VERIFIED Oct 2026 · 4 SOURCES

Group Nerisa

Luxembourg-based investment practice investing its own permanent capital directly in companies in Western Europe and North America; offices in Rotterdam and Boston.

USEFUL FOR Co-investors

Family & background

HEADQUARTERS
Luxembourg, Luxembourg
OFFICES
Luxembourg · Rotterdam · Boston

Investment approach

GEOGRAPHY
EuropeNorth America
ROUTES
Direct investments
STRATEGIES
Direct investments

Overview

Nerisa describes itself as an independent international investment practice, built on family principles, that invests for its own account directly in companies across Western Europe and North America. It is sector agnostic, invests across the capital structure with permanent capital and also pursues event-driven opportunities. It has offices in Luxembourg, Rotterdam and Boston (the Boston office is the US presence this record was imported under). GLEIF lists NERISA SPF (RCS B301106) at the Luxembourg office address.

Investment thesis

Long-term, value-oriented and industry-agnostic investing for its own account, concentrated where it has conviction, plus event-driven situations with a clear catalyst.

People

  • Jan Niessen
    Founder · source
  • Katja Brekelmans - van Lunen
    Managing Director (Luxembourg) · source
  • Felipe Admiraal
    Managing Director (Rotterdam) · source
  • Joshua Philips
    Managing Director (Boston) · source
  • Mariken Bloys van Treslong - Visscher
    Human Capital Director · source
  • Daan Schelfaut
    Associate · source
  • Léon Moortgat
    Associate · source

Classification

Single Family Office. Manages one family's own capital, with no outside investors. The family bears every loss. How family capital is classified →

FAQ

Group Nerisa is a single family office based in Luxembourg, Luxembourg.

Group Nerisa invests directly in companies. Its stated asset mix includes direct investments.

Key people at Group Nerisa include Jan Niessen (Founder), Katja Brekelmans - van Lunen (Managing Director (Luxembourg)), Felipe Admiraal (Managing Director (Rotterdam)) and Joshua Philips (Managing Director (Boston)).