Larimar Therapeutics Inc is a clinical-stage biotechnology company focused on developing treatments for patients suffering from complex rare diseases using its novel cell-penetrating peptide (CPP) technology platform. Its lead product candidate, CTI-1601, is a subcutaneously administered, recombinant fusion protein intended to deliver human frataxin (FXN) an essential protein, to the mitochondria of patients with Friedreich's ataxia.