US Tax Services AG

US Tax Services AG works from an office on Löwenstrasse in Zurich and focuses on US tax for Americans living in Switzerland, with clients getting direct access to senior advisors. The team is led by a named group including a president and CEO, and the firm states around 30 years of practice in this niche.

For individuals and families the work covers US federal and state returns, FBAR and FATCA reporting, ITIN applications, green card compliance, estate planning, and expatriation, along with US-Swiss cross-border planning. The firm also takes on corporate and international cases, including returns for foreign owners of US entities and funds with US exposure. Documents are handled through a secure client portal, and communication in English is standard.