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Calibrium
Calibrium was founded in 2006 and rebranded from Aeris Capital AG in 2017. It serves as the dedicated investment office for the family of the late SAP...
Calibrium
Calibrium was founded in 2006 and rebranded from Aeris Capital AG in 2017. It serves as the dedicated investment office for the family of the late SAP co-founder Klaus Tschira. The firm also maintains a relationship with an unnamed European entrepreneur. Investment activity centers on buyouts, growth equity, distressed debt, and turnaround situations. The firm allocates across private equity, real estate, private credit, and hedge funds. Geographic focus remains Europe. Founding partners Bert van den Bergh and George Rehm hold board roles at Revalesio, a clinical-stage pharmaceutical company. The team includes multiple authorized signatories and executive board members. Stefan Schaffhauser serves as Managing Director and Deputy Head of Private Investments. Calibrium holds full membership in the Swiss Private Equity & Corporate Finance Association.
General information
Firm type
Single Family Office
Year founded
2006
Location
Region
Europe
Country
Switzerland
City
Zurich
Corporate office
Beethovenstrasse 33, CH-8002 Zürich, Switzerland
Principals
Bert van den Bergh
Founding Partner
George Rehm
Founding Partner
Kim David Lexner
Executive Board
Stefan Schaffhauser
Managing Director and Deputy Head of Private Investments
Sector focus
Frequently asked questions
Who runs investment decisions at Calibrium?
Founding partners Bert van den Bergh and George Rehm oversee strategy. Stefan Schaffhauser leads private investments as Managing Director and Deputy Head. Additional executive board members hold signatory authority.
Where does the underlying wealth come from?
Calibrium manages investment interests tied to the family of SAP co-founder Klaus Tschira. It previously advised those interests under the Aeris Capital name.
Does Calibrium participate in fund commitments or only direct deals?
The firm pursues direct investments, co-investments, and special situations. It also maintains allocations to hedge funds and private credit vehicles.
What investment stages does Calibrium typically target?
Activity spans buyouts, growth equity, distressed debt, and turnaround situations. Real estate forms a separate allocation.
How is Calibrium related to Revalesio?
Founding partners Bert van den Bergh and George Rehm serve on the leadership team and board of Revalesio, a clinical-stage pharmaceutical company.
Profile maintained by Altss 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.
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