Atai Life Sciences N. V., through its subsidiary, ATAI Life Sciences AG, operates as a clinical-stage biopharmaceutical company. It engages in developing various therapeutic candidates that focuses on various mental health disorders.

The company's therapeutic candidates include PCN-101, a subcutaneous formulation of R-ketamine for the treatment of treatment-resistant depression (TRD); RL-007, a cholinergic, glutamatergic, and GABA neurotransmitter systems to treat cognitive impairment associated with schizophrenia; DMX-1002, an oral formulation of ibogaine for treating opioid use disorder (OUD); GRX-917, an oral formulation of a deuterated version of etifoxine for the anxiety-related disorder treatment; and Neuronasal, a novel intranasal formulation of N-acetylcysteine to treat mild traumatic brain injuries. Its therapeutic candidates also comprise VLS-01, a formulation of N,N-dimethyltryptamine for treating TRD; EMP-01, an oral formulation of an 3,4-methyl enedioxy methamphetamine for the treatment of post-traumatic stress disorder; RLS-01 for TRD; and KUR-101, a formulation of deuterated mitragynine to treat OUD. The company was formerly known as Adripa Holding B.

V. Atai Life Sciences N. V. was founded in 2018 and is headquartered in Berlin, Germany.