Tania Anton Garrido joined Elvinger Hoss Prussen in 2022 and was admitted to the Alicante Bar (Spain) the same year. She became a member of the Luxembourg Bar in 2023.

Tania holds a Master's degree in international law from the Universidad Complutense de Madrid (Spain) and another Master's degree in legal practice from the Universidad Antonio de Nebrija in Madrid (Spain).