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Single Family OfficePuts its own capital into companiesLAST VERIFIED Oct 2026 · 8 SOURCES

JP Beteiligungs-Gesellschaft

Hamburg single family office investing only its owner family's capital: mezzanine and joint-venture real-estate financing, German property holdings and Mittelstand finance.

USEFUL FOR Business owners seeking a long-term partner · Co-investors

Family & background

HEADQUARTERS
Hamburg, Germany
OUTSIDE CAPITAL
No — own capital only

Investment approach

GEOGRAPHY
Germany
STAGES
GrowthBuyout
ROUTES
Companies (own capital)
STRATEGIES
Private creditReal estateDirect investments
INBOUND
Accepts submissions

Overview

JP Beteiligungs-Gesellschaft mbH (HRB 113107, Hamburg), led by managing director Johann Peter Boesche, manages the assets of a Hamburg entrepreneurial family with a more than 200-year Mittelstand tradition. It invests exclusively the shareholder family's capital, without bank or fund financing. Its main activity is mezzanine financing of partners' real-estate developments in Germany (EUR 4–15 million per deal), alongside joint ventures, an owned portfolio of residential, commercial and office property, and growth and MBO/MBI financing for German-speaking Mittelstand companies.

Investment thesis

Invests exclusively the shareholder family's capital, with no third-party financing, enabling short decision paths and fast, discreet transactions.

Holdings & investments (3)

  • Quartier Cospuden (Markkleeberg)
    Real Estate & PropTech
  • Villa Beitz site residential project (Essen)
    Real Estate & PropTech
  • Am Luftigen residential quarter (Essen-Kettwig)
    Real Estate & PropTech

People

  • Thorben Frederik Sievers
    Contact for mezzanine and joint-venture real-estate financing · source
  • Johann Peter Boesche
    Managing Director · source
  • Jan Eckmann
    Contact for corporate finance · source

Frequently asked questions

JP Beteiligungs-Gesellschaft is a single family office based in Hamburg, Germany.

JP Beteiligungs-Gesellschaft invests its own capital into companies. Its stated asset mix includes private credit, real estate and direct investments.

JP Beteiligungs-Gesellschaft invests at Growth and Buyout stages in Real Estate & PropTech.

JP Beteiligungs-Gesellschaft's stated ticket size is €4M–€15M.

Key people at JP Beteiligungs-Gesellschaft include Johann Peter Boesche (Managing Director), Thorben Frederik Sievers (Contact for mezzanine and joint-venture real-estate financing) and Jan Eckmann (Contact for corporate finance).

JP Beteiligungs-Gesellschaft's holdings and investments include Quartier Cospuden (Markkleeberg), Villa Beitz site residential project (Essen) and Am Luftigen residential quarter (Essen-Kettwig).

JP Beteiligungs-Gesellschaft states that it accepts submissions through its official contact page.

No. JP Beteiligungs-Gesellschaft invests its own capital and does not raise money from outside investors.