Stealth BioTherapeutics Corp. is a clinical-stage biotechnology company, which engages in the discovery, development, and commercialization of therapies for diseases involving mitochondrial dysfunction. The company is headquartered in George Town, Grand Cayman and currently employs 38 full-time employees. The company went IPO on 2019-02-15. The firm is focused on the discovery, development and commercialization of therapies for diseases involving mitochondrial dysfunction. Its clinical product candidate, elamipretide, is a small peptide that targets and binds reversibly to cardiolipin, a structural element of mitochondria, stabilizing the inner mitochondrial membrane under conditions of oxidative stress. This mechanism of action has shown potential clinical benefit in both rare genetic and common age-related ophthalmic and cardiac diseases entailing mitochondrial dysfunction. The firm's second clinical product candidate include SBT-272, for rare neurological diseases involving mitochondrial dysfunction, with a preliminary focus on amyotrophic lateral sclerosis and frontotemporal lobar degeneration. Its clinical product candidate also includes SBT-550 series for rare neurological indications, including Friedreich’s ataxia (FRDA).