- First State Exam, University of Hamburg — 2007
- LL.M. International Law, Leiden University (Netherlands) — 2009
- Fachanwältin für Ausländerrecht (Specialist — Immigration) — 2014
- Frankfurt am Main Bar Association — admitted 2012
- Bundesrechtsanwaltskammer (German Federal Bar)
- Fachanwältin für Ausländerrecht — Rechtsanwaltskammer Frankfurt
- German Immigration Lawyers Association
- European Immigration Lawyers Network (EILN)
- UNHCR Legal Partner Network — Germany
- Deutsch-Ausländische Juristenvereinigung (DAJV)
- JUVE Recommended — Immigration Law (2016–2024)
- Frankfurt Bar — Pro Bono Recognition (2020, 2023)
- Legal 500 Germany — Immigration (2019–2024)
- German — Native
- English — Fluent
- French — Fluent
- Spanish — Working Proficiency
Sofia Hartmann
Partner — Immigration & International Employment
Immigration Law • Asylum • EU Blue Card • Family Reunification
Sofia Hartmann joined LexBerg in 2012, bringing specialist expertise in immigration and international employment law. Under her leadership, LexBerg rapidly expanded its international advisory practice — now serving clients across 18 countries, with a particular strength in EU Blue Card mandates, residency applications, and cross-border employment disputes.
Sofia's pro bono contributions are equally significant. She leads LexBerg's Refugee & Asylum Support programme in partnership with Frankfurt refugee organisations, helping displaced individuals and families navigate Germany's legal system at their most vulnerable moments. Her dual commitment to high-stakes mandates and community service defines her as one of LexBerg's most dynamic partners.