Stéphane Bonvin

Founder at INVESTIS HOLDING SA

Net worth: 1 965 M $ as of 31/05/2026

59 year

6 connections

Finance

Miscellaneous

Consumer Services

Profile

Stéphane Bonvin founded Investis Holding SA. Currently, he is Chief Executive Officer & Director at this company and President for Investis Investments SA (a subsidiary of Investis Holding SA). He is also on the board of Patrimonium Asset Management AG, Investis Patrimoine SA, Patrimonium AG and Be Capital SA.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
INVESTIS HOLDING SA 78.16%	31/12/2025	10,004,387 ( 78.16% )	1 965 M $	31/05/2026

Stéphane Bonvin active positions

Companies	Position	Start
INVESTIS HOLDING SA	Founder	01/01/1994
PHM Group TopCo Oy PHM Group TopCo Oy Miscellaneous Commercial ServicesCommercial Services Provides building management and janitorial services	Director/Board Member	01/01/2024
PropTech Partners SA PropTech Partners SA Real Estate DevelopmentFinance Provides real estate services	Director/Board Member	-

All active positions of Stéphane Bonvin

Former positions of Stéphane Bonvin

Companies	Position	End
Patrimonium AG Patrimonium AG Investment ManagersFinance Provides asset management services	Director/Board Member	01/08/2022
Patrimonium Asset Management AG Patrimonium Asset Management AG Investment ManagersFinance Patrimonium seeks to identify private-market opportunities where an active approach delivers sustainable returns for the long-term. The firm specializes in four asset classes with strategies tailored to the needs of professional investors: (1) real estate, (2) private debt, (3) private equity, and (4) infrastructure. Their investments in each asset class are managed by a dedicated in-house team. They also possess unique sourcing capabilities in northern Europe, mainly the German-speaking countries of Switzerland, Germany and Austria.	Director/Board Member	-
PATRIMONIUM PROPERTY ADVISORS - SWISS REAL ESTATE FUND	Director/Board Member	-

See the detail of Stéphane Bonvin's experience

Experiences
Positions held

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Inactive

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Private companies

See the detail of Stéphane Bonvin's experience

Connections

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Members of the board

Executives

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Linked companies

Private companies	11
Patrimonium Swiss Real Estate Fund Patrimonium Swiss Real Estate Fund Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust	Miscellaneous
Investis Holding SA Investis Holding SA Real Estate DevelopmentFinance Operates as a holding company which provides real estate and management services	Finance
Patrimonium Asset Management AG Patrimonium Asset Management AG Investment ManagersFinance Patrimonium seeks to identify private-market opportunities where an active approach delivers sustainable returns for the long-term. The firm specializes in four asset classes with strategies tailored to the needs of professional investors: (1) real estate, (2) private debt, (3) private equity, and (4) infrastructure. Their investments in each asset class are managed by a dedicated in-house team. They also possess unique sourcing capabilities in northern Europe, mainly the German-speaking countries of Switzerland, Germany and Austria.	Finance
Investis Patrimoine SA Investis Patrimoine SA Financial ConglomeratesFinance Provides investment services	Finance
Investis Investments SA Investis Investments SA MiscellaneousMiscellaneous Engages in the acquisition and holding of participating interests in commercial, financial, industrial, and real estate companies	Miscellaneous
Patrimonium AG Patrimonium AG Investment ManagersFinance Provides asset management services	Finance
Be Capital SA
PropTech Partners SA PropTech Partners SA Real Estate DevelopmentFinance Provides real estate services	Finance
Stiftung Passion Schneesport
Alaïa SA Alaïa SA Other Consumer ServicesConsumer Services Operates as sports centers	Consumer Services
PHM Group TopCo Oy PHM Group TopCo Oy Miscellaneous Commercial ServicesCommercial Services Provides building management and janitorial services	Commercial Services