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1959 Advisors SA 

Tannay · Since 2021

The core activity of 1959 Advisors SA is the provision of financial services, particularly in the areas of financial consulting, strategic consulting, asset management, and independent corporate management. The company offers these services to both private and institutional clients, focusing on selecting high-quality investments and developing long-term strategies.

All in one Exclusive SA 

Tannay · Since 2000

All in one Exclusive SA provides administrative services for companies and private clients, including company administration, financial management and support for administrative and financial projects. Services listed on the website include accounting and reporting, tax declaration assistance and preparation of administrative documentation.

Atelier d'architecture Marc Luthi Sàrl 

Tannay · Since 2018

The core activity of the company "atelier d'architecture Marc Luthi" is the planning and realization of architectural projects, including new buildings, renovations and interior design. The company offers services in the fields of architecture, planning and project management, with a focus on the quality of spaces, light and materials.

Auctris Life Sciences SA 

Tannay · Since 2012

Auctris Life Sciences SA provides strategic and hands-on operational support to pharmaceutical and biotechnology companies across product development, manufacturing operations, quality assurance and regulatory activities. Services include portfolio and project support, process improvement and resolving production or compliance issues to secure product supply and regulatory submission readiness.

Beroxa Sàrl 

Tannay · Since 2007

Beroxa Sàrl focuses on competencies in intellectual property, management of IP and image rights, and brand creation. The website also indicates that it provides support for strategic planning, organisational development and complex project management for industrial and technology projects.

Emergency Vet Care SA 

Tannay · Since 2024

The company's core activity is the provision of emergency and intensive care services for pets, including the operation of animal clinics and the provision of home visits.

Finarchitects Sàrl 

Tannay · Since 2015

The core activity of FinArchitects is to provide services and investments as a Principal-Owned company based in Switzerland. Specifically, the company focuses on transforming capital in various dimensions, such as financial, talent, innovation, brand and social. This includes, among other things: Executive Advisory: advising boards, executives and founders; Venture Advisory: advising start-ups and young companies; Investment: investing in companies and projects. The company supports its clients in creating sustainable value for shareholders, employees, communities and society as a whole.

Fondation Gandur pour la Jeunesse 

Tannay · Since 2011

Fondation Gandur pour la Jeunesse provides funding for projects that promote the social integration and development of children, adolescents and young adults facing disadvantage, displacement or physical disability. It supports initiatives run by partner organisations, including cultural mediation, civic participation programmes, educational support and inclusive leisure projects.

Fondation JC GANDUR (FJCG) 

Tannay · Since 2020

Fondation JC GANDUR (FJCG) funds projects that promote social integration and the personal development of children, adolescents and young adults facing difficulties. Its support covers programmes for youth at risk, young people with disabilities, migrants and those with learning difficulties, as well as initiatives in cultural and civic mediation.

IAV Technologies Sàrl 

Tannay · Since 2016

The core activity of ISAW (IAV Technologies SARL) is the development, manufacture and distribution of meteorological sensors for extreme environments, particularly for monitoring weather phenomena such as snow, sand, rain, hail and wind. The products include various sensor types, such as FlowCapt, SandFlow, RainFlow, HailFlow and WindFlow, designed to capture environmental conditions in demanding environments.