OptiNose, Inc., a specialty pharmaceutical company, focuses on the development and commercialization of products for patients treated by ear, nose, throat, and allergy specialists in the United States. The company offers XHANCE, a therapeutic product utilizing its proprietary exhalation delivery system (EDS) that delivers a topically acting corticosteroid for the treatment of chronic rhinosinusitis with nasal polyps, as well as is in Phase IIIb clinical trial for treatment of chronic sinusitis; and Onzetra Xsail, a powder EDS device. It has a license agreement with Currax Pharmaceuticals LLC for the commercialization of Onzetra Xsail. The company was founded in 2000 and is headquartered in Yardley, Pennsylvania.

Upstream Bio, Inc., a clinical-stage biotechnology company, develops treatments for inflammatory diseases that focuses on severe respiratory disorders. It develops verekitug, a monoclonal antibody that targets and inhibits the thymic stromal lymphopoietin receptor. The company also develops therapies to treat severe asthma, chronic rhinosinusitis with nasal polyps, and chronic obstructive pulmonary disease. Upstream Bio, Inc. was incorporated in 2021 and is based in Waltham, Massachusetts.

PureTech Health plc, engages in the development and commercialization of biotechnology and pharmaceutical solutions in the United States. The company is developing LYT-100, which is under Phase 2 stage, to treat idiopathic pulmonary fibrosis (IPF); and LYT-200, a IgG4 monoclonal antibody, currently under Phase 1/2 stage, targeting galectin-9 for treating solid tumors and hematological malignancies. It also develops SPT-300, an oral drug of allopregnanolone for the treatment of anxious depression; SPT-320, a novel prodrug of agomelatine for the treatment of generalized anxiety disorder; and SPT-348, a prodrug of a non-hallucinogenic neuroplastogen for the treatment of mood and other neuropsychiatric disorders. In addition, the company is developing hydrogels to enable the oral administration of peptide therapeutics in preclinical development. The company was incorporated in 2015 and is headquartered in Boston, Massachusetts.

Aldeyra Therapeutics, Inc., a biotechnology company, develops and commercializes medicines for immune-mediated diseases. Its lead product candidate is reproxalap, a reactive aldehyde species (RASP)modulator, which is in Phase III clinical trial for the treatment of dry eye diseases. The company also develops ADX-629, an orally administered RASP modulator for treatment of COVID-19, atopic asthma, psoriasis, and alcohol intoxication; and ADX-2191, a dihydrofolate reductase inhibitor for the treatment retinitis pigmentosa, as well as rare retinal diseases characterized by inflammation and vision loss. In addition, it develops ADX-246 in systemic immune-mediated disease; and ADX-248 in geographic atrophy. The company was formerly known as Aldexa Therapeutics, Inc. and changed its name to Aldeyra Therapeutics, Inc. in March 2014. Aldeyra Therapeutics, Inc. was incorporated in 2004 and is based in Lexington, Massachusetts.

Pulmatrix, Inc., a clinical stage biotechnology company, focused on development of novel inhaled therapeutic products to prevent and treat respiratory and other diseases with unmet medical needs in the United States. The company offers iSPERSE, an engineered dry powder delivery platform, which enables delivery of small or large molecule drugs to the lungs by inhalation for local or systemic applications. It engages in developing PUR1800, a narrow spectrum kinase inhibitor completed Phase 1b clinical trials for the treatment of acute exacerbations in chronic obstructive pulmonary disease; PUR1900 for the treatment of allergic bronchopulmonary aspergillosis in patients with asthma and cystic fibrosis; and PUR3100, an iSPERSE formulation of dihydroergotamine which is in Phase 1 for the treatment of acute migraine. It has a license agreement with RespiVert Ltd. for access to a portfolio of kinase inhibitor drug candidates. The company was founded in 2003 and is headquartered in Bedford, Massachusetts.

Lisata Therapeutics, Inc., a clinical-stage pharmaceutical company, focuses on the discovery, development, and commercialization of innovative therapies for the treatment of solid tumors and other diseases. Its product candidates include LSTA1, which is in Phase 2a and 2b clinical studies for the treatment of solid tumor, including metastatic pancreatic ductal adenocarcinoma (mPDAC), in combination with a range of anti-cancer regimens; XOWNA that is in Phase IIa clinical trial for the treatment of coronary microvascular dysfunction; and CD34+ cell therapy for the treatment of chronic kidney disease. Lisata Therapeutics, Inc. was incorporated in 1980 and is headquartered in Basking Ridge, New Jersey.

Talphera, Inc., a specialty pharmaceutical company, focuses on the development and commercialization of therapies for use in medically supervised settings. Its lead product candidate is Niyad, a lyophilized formulation of nafamostat, which is under an investigational device exemption as an anticoagulant for the extracorporeal circuit. It is also developing LTX-608, an anti-inflammatory and antiviral potential for the treatment of multiple conditions, including disseminated intravascular coagulation (DIC), acute respiratory distress syndrome (ARDS), and acute pancreatitis; Fedsyra, a pre-filled ephedrine syringe; and PFS-02, a pre-filled phenylephrine syringe. The company was formerly known as AcelRx Pharmaceuticals, Inc. and changed its name to Talphera, Inc. in January 2024. The company was incorporated in 2005 and is headquartered in San Mateo, California.

Altamira Therapeutics Ltd. operates as a preclinical-stage biopharmaceutical company in Switzerland and Australia. The company develops and supplies OligoPhore/SemaPhore platforms, which are peptide-based nanoparticle technologies for ribonucleic acid delivery to extrahepatic tissues. Its commercial products include Bentrio, a drug-free nasal spray for personal protection against airborne viruses and allergens. The company is developing AM-401 for the treatment of KRAS driven cancer; AM-411 for the treatment of rheumatoid arthritis; AM-125 that is in phase II clinical trial for the intranasal treatment of vertigo; Keyzilen, which is in phase II/III clinical trial for the treatment of acute inner ear tinnitus; and Sonsuvi that is in phase III of clinical development for the treatment of acute inner ear hearing loss. It also offers Bentrio, a drug-free nasal spray for protection against airborne viruses and allergens. The company was formerly known as Auris Medical Holding Ltd. and changed its name to Altamira Therapeutics Ltd. in July 2021. The company was founded in 2003 and is based in Hamilton, Bermuda.