Lexeo Therapeutics, Inc. operates as a clinical-stage genetic medicine company that focuses on hereditary and acquired diseases. The company develops LX2006, which is an AAVrh10-based gene therapy candidate for the treatment of Friedreich's ataxia (FA) cardiomyopathy; LX2020, an AAVrh10-based gene therapy candidate for the treatment of arrhythmogenic cardiomyopathy; LX2021, a gene therapy candidate for the treatment of DSP cardiomyopathy associated with it; and LX2022, a gene therapy candidate for the treatment of HCM caused by TNNI3 mutations. It also develops LX1001, an AAVrh10-based gene therapy candidate for the treatment of APOE4 homozygous; LX1020, a gene therapy candidate for the treatment of APOE4 homozygous; LX1021 for the treatment of APOE4 homozygotes; and LX1004 for the treatment of CLN2 Batten disease. The company was incorporated in 2017 and is based in New York, New York.