PTC Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of medicines to patients with rare disorders in the United States and internationally. The company offers Translarna and Emflaza for the treatment of Duchenne muscular dystrophy; Upstaza to treat aromatic l-amino acid decarboxylas (AADC) deficiency, a central nervous system disorder; Tegsedi and Waylivra for the treatment of rare diseases; and Evrysdi to treat spinal muscular atrophy (SMA) in adults and children. Its development pipeline products include Sepiapterin for the treatment of phenylketonuria; PTC518 splicing platform, which is being developed for the treatment of Huntington's disease; and ferroptosis and inflammation platforms, including vatiquinone to treat Friedreich ataxia and utreloxastat for the treatment of amyotrophic lateral sclerosis. The company distributes its products through third-party distributors. It has collaborations with F. Hoffman-La Roche Ltd, Hoffman-La Roche Inc., the SMA Foundation, National Taiwan University, Akcea Therapeutics, Inc., and Shiratori Pharmaceutical Co., Ltd. The company has license and collaboration agreement with Novartis Pharmaceuticals Corporation to develop PTC518 Huntington's disease program. PTC Therapeutics, Inc. was incorporated in 1998 and is headquartered in South Plainfield, New Jersey.

Amicus Therapeutics, Inc., a biotechnology company, focuses on discovering, developing, and delivering medicines for rare diseases. Its commercial product and product candidates include Galafold, an oral precision medicine for the treatment of adults with a confirmed diagnosis of Fabry disease and an amenable galactosidase alpha gene variant; and Pombiliti + Opfolda, for the treatment of late onset. It has collaboration and license agreements with the University of Pennsylvania to research and develop parvovirus gene therapy products; and GlaxoSmithKline. Amicus Therapeutics, Inc. was incorporated in 2002 and is headquartered in Princeton, New Jersey.

Beam Therapeutics Inc., a biotechnology company, engages in the development of precision genetic medicines for patients suffering from serious diseases in the United States. It develops BEAM-101 for the treatment of sickle cell disease or beta-thalassemia; and BEAM-302, a liver-targeting LNP formulation to treat severe alpha-1 antitrypsin deficiency; BEAM-201, an anti-CD7 CAR-T product candidate, which is in Phase 1/2 clinical trials for the treatment of refractory T-cell acute lymphoblastic leukemia/T cell lymphoblastic lymphoma; and BEAM-301, a liver-targeting LNP formulation for the treatment of glycogen storage disease 1a. The company has research collaboration agreement with Pfizer Inc., focus on in vivo base editing programs for targets rare genetic diseases of the liver, muscle, and central nervous system; Apellis Pharmaceuticals to conduct preclinical research on target specific genes within the complement system in various organs, including the eye, liver, and brain; Verve Therapeutics, Inc., for cardiovascular disease treatments; Sana Biotechnology, Inc., to research, develop, and commercialize rights to CRISPR Cas12b for cell therapy programs; and Orbital Therapeutics design RNA for the prevention, treatment or diagnosis of human disease. Beam Therapeutics Inc. was incorporated in 2017 and is based in Cambridge, Massachusetts.

Neurogene Inc., a biotechnology company, develops genetic medicines for rare neurological diseases. The company's product candidates include NGN-401 which is packaged in an adeno-associated virus 9 that is in Phase 1/2 clinical trial for the treatment of Rett syndrome; and NGN-101, a conventional gene therapy candidate that is in Phase 1/2 clinical trial to treat CLN5 Batten disease. It has a license agreement with The University of North Carolina, the University of Edinburgh, Virovek, Inc., and Sigma-Aldrich Co. LLC. The company is headquartered in New York, New York.

Voyager Therapeutics, Inc., a biotechnology company, focuses on the treatment of gene therapy and neurology diseases. The company's lead clinical candidate is VY-TAU01, an anti-tau antibody program for the treatment of alzheimer's disease. Its product pipeline includes superoxide dismutase 1 silencing gene therapy, which is in preclinical trial for the treatment of amyotrophic lateral sclerosis; tau silencing gene therapy, which is in preclinical trial for the treatment of alzheimer's disease; and vectorized anti-amyloid antibody, a gene therapy targeting anti-amyloid for the treatment of alzheimer's disease and is in preclinical trial. In addition, the company develops VY-FXN01, which is in preclinical trial to treat friedreich's ataxia; and GBA1 gene replacement to treat parkinson's disease and is in preclinical trial. Further, it provides research program for the treatment of Huntington's disease. The company has collaboration and license agreements with Alexion; AstraZeneca Rare Disease; Novartis Pharma AG; Neurocrine Biosciences, Inc; and Sangamo Therapeutics, Inc. Voyager Therapeutics, Inc. was incorporated in 2013 and is headquartered in Lexington, Massachusetts.

Gain Therapeutics, Inc., a biotechnology company, develops novel small molecule therapeutics to treat diseases across various therapeutic areas. Its drug discovery platform Magellan discovers novel allosteric binding sites in a disease; identifies proprietary small molecules that bind these sites to modulate protein function; and treats the underlying cause of the disease. The company's lead drug candidate, GT-02287 for the treatment of GBA1 Parkinson's disease is being evaluated in a Phase I clinical trials. It has various small molecule drug candidates, which are in the discovery, research, and preclinical stages for the treatment of Dementia with Lewy Bodies, Alzhiemer's Disease, Gaucher, GM1 Gangliosidosis, Krabbe Disease, Alpha1-Antitrypsun deficiency, and solid tumors. The company was founded in 2017 and is headquartered in Bethesda, Maryland.

Pasithea Therapeutics Corp., a biotechnology company, engages in discovery, research, and development of treatments for central nervous system disorders, RASopathies, and other diseases. Its lead product candidate PAS-004, a next-generation macrocyclic mitogen-activated protein kinase, or MEK inhibitor for use in the treatment of a range of RASopathies, including neurofibromatosis type 1 oncology indications. The company intends to develop PAS-003, to treat amyotrophic lateral sclerosis; and PAS-001, to treat schizophrenia. Pasithea Therapeutics Corp. was incorporated in 2020 and is headquartered in Miami Beach, Florida.

NeuBase Therapeutics, Inc., a preclinical-stage biopharmaceutical company, focuses on the development of therapies to treat rare genetic diseases and cancers caused by mutant genes. The company's proprietary modular peptide-nucleic acid antisense oligo (PATrOL) platform focuses on addressing Huntington's disease (HD) and myotonic dystrophy, as well as other genetic disorders, and cancer and oncology applications. Its pipeline includes NT0100 for Huntington's disease; NT0200 for myotonic dystrophy type 1; and NT0300 treatment targets the mutated KRAS gene. NeuBase Therapeutics, Inc. is headquartered in Pittsburgh, Pennsylvania.