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Atlantia Wealth Management SA 

Geneva · Since 2021

The core activity of Atlantia Wealth Management is independent wealth advisory and management services for private clients and institutions. They offer services such as discretionary wealth management, consulting and operational efficiency enhancement to provide their clients with secure and efficient wealth management.

ATLANTIC GESTION SA 

Geneva · Since 2012

ATLANTIC GESTION SA is an independent asset management boutique offering portfolio management, discretionary mandates and special investment solutions. The firm is authorised as a portfolio manager under the Financial Institutions Act (FinIA) and is subject to prudential supervision by SO‑FIT.

Atlantic Santé SA 

Geneva · Since 2020

Atlantic Santé SA provides physiotherapy and rehabilitation services, including manual therapy, lymphatic drainage, osteopathy, therapeutic massage, group physiotherapy and home visits. Sessions may be covered by basic health insurance with a physician's prescription.

Atlantis Marcuard SA 

Geneva · Since 2016

Atlantis Marcuard SA is an independent wealth management firm providing bespoke investment management, family office and multi‑family office services, financial and estate planning, and tax optimisation. Its services also include access to alternative investments, art and collectibles advisory, and relocation/tax residency support.

ATL Consulting Sàrl 

Geneva · Since 2019

The core activity of ATL Consulting Sàrl is the provision of legal and tax services to companies and private clients, particularly in cross-border transactions. This includes: * Support in the establishment and structuring of companies in Switzerland and abroad * Advice on mergers and acquisitions, joint ventures and corporate reorganizations * Tax planning and structuring, including the application of double taxation agreements * Management of assets and succession planning for private clients * Advice on compliance with corporate and tax regulations * Representation of clients in cross-border business transactions and negotiations. The company positions itself as a specialized consulting firm for complex legal and tax issues in cross-border business relationships.

ATN Swiss SA 

Geneva · Since 2011

The core activity of ATN Swiss SA consists of managing participations in companies in Switzerland and abroad, including the acquisition, management and sale of company shares. In addition, the company provides services to affiliated companies and manages its own securities portfolio as well as the portfolios of companies that are part of its holding structure.

Atomo Sàrl 

Geneva · Since 2013

Atomo Sàrl provides payment infrastructure connecting digital assets and fiat currencies, offering card issuance and white-label card programmes, merchant payment integration, and peer-to-peer transfers. The company is approved as a member of the VQF SRO (License #100977) and is a principal member of Mastercard International.

AtonRâ Partners SA 

Geneva · Since 1999

AtonRâ Partners SA is an asset management company offering thematic equity portfolios and investment funds that combine industrial and scientific research with financial analysis. The firm is regulated by the Swiss Financial Market Supervisory Authority (FINMA) and focuses on themes such as technology, healthcare and sustainable energy, while providing investment research.

Atopia Therapeutics SA 

Geneva · Since 2016

Atopia Therapeutics SA is developing a disease‑modifying therapy for asthma and other allergic diseases. Its lead candidate, ATP‑R13, is a patented recombinant protein derived from a Helicobacter pylori molecule intended for oral administration to modulate immune tolerance and reduce inflammation; the company holds an exclusive worldwide licence from the University of Zurich and is conducting IND‑enabling activities.

Atrabile Sàrl 

Geneva · Since 2010

The core activity of Atrabile is the publication and distribution of comics and graphic novels.