Jonathan Leff
Directeur/Membre du Conseil chez MELINTA THERAPEUTICS, INC.
Fortune : - $ au 30/06/2024
Profil
Jonathan S.
Leff is currently serving as the Chairman at Deerfield Institute.
He is also a Director at several organizations including Biotechnology Innovation Organization, Chondrial Therapeutics, Inc., Columbia University Medical Center, Spinal Muscular Atrophy Foundation, Friends of Cancer Research, Reagan-udall Foundation, Adaptive Phage Therapeutics, Inc., Melinta Therapeutics, Inc., Dracen Pharmaceuticals, Inc., ARS Pharmaceuticals Operations, Inc., Chondrial Therapeutics Holdings LLC, Larimar Therapeutics, Inc., Jaguar Gene Therapy LLC, and BiomX, Inc. Additionally, Mr. Leff is a Partner at Deerfield Management Co. LP (Private Equity).
In the past, Mr. Leff held positions as a Director at Neurogen Corp., Transkaryotic Therapies, Inc., Allos Therapeutics, Inc., InterMune, Inc., ZymoGenetics, Inc., Sophiris Bio, Inc., Proteon Therapeutics, Inc., Sunesis Pharmaceuticals, Inc., Zevra Therapeutics, Inc., Talon Therapeutics, Inc., Altus Pharmaceuticals, Inc., Melinta Subsidiary Corp., Alita Pharmaceuticals, Inc., and GANIC Pharmaceuticals, Inc. He was also an Independent Director at Inspire Pharmaceuticals, Inc., and served as a Director at ReSearch Pharmaceutical Services LLC, Archimedes Pharma Ltd., and National Venture Capital Association.
Furthermore, Mr. Leff was a General Partner at Warburg Pincus & Company US LLC.
Mr. Leff completed his undergraduate studies at Harvard University and pursued graduate studies at The Johns Hopkins University.
He also holds an MBA from Stanford Graduate School of Business.
Détentions connues dans des sociétés publiques
| Société | Date | Nombre d'actions | Valorisation | Date de valorisation |
|---|---|---|---|---|
| 29/05/2024 | 0 ( -.--% ) | - $ | 30/06/2024 |
Postes actifs de Jonathan Leff
| Sociétés | Poste | Début |
|---|---|---|
| MELINTA THERAPEUTICS, INC. | Directeur/Membre du Conseil | 20/04/2020 |
| LARIMAR THERAPEUTICS, INC. | Directeur/Membre du Conseil | 28/05/2020 |
| BIOMX INC. | Directeur/Membre du Conseil | 15/03/2024 |
| Reagan-udall Foundation | Directeur/Membre du Conseil | - |
Chondrial Therapeutics, Inc.
 Chondrial Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Chondrial Therapeutics, Inc. operates as a biotechnology company which focuses on the treatment of rare mitochondrial diseases. Its compound is CTI-1601, which the company is developing as a potential treatment for Friedreich’s Ataxia. The company was founded by Steven R. Plump and Mark R. Payne and is headquartered in Bala Cynwyd, PA. | Directeur/Membre du Conseil | - |
Dracen Pharmaceuticals, Inc.
 Dracen Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Dracen Pharmaceuticals, Inc. develops immuno-metabolism drugs. The company was founded by Barbara Slusher, Jonathan D. Powell, Pavel Majer, and Rana Rais and is headquartered in New York, NY. | Directeur/Membre du Conseil | - |
| Deerfield Institute | Président | 01/01/2013 |
Friends of Cancer Research
 Friends of Cancer Research Miscellaneous Commercial ServicesCommercial Services Friends of Cancer Research operates an organization focused on healthcare development. The non-profit company is based in Arlington, VA. The company was founded by Ellen V. Sigal. | Directeur/Membre du Conseil | - |
Chondrial Therapeutics Holdings LLC
 Chondrial Therapeutics Holdings LLC Miscellaneous Commercial ServicesCommercial Services Chondrial Therapeutics Holdings LLC engages in operation of a biotechnology firm. The company was founded in 2016 and is headquartered in Bala Cynwyd, PA. | Directeur/Membre du Conseil | - |
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Anciens postes connus de Jonathan Leff
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Formation de Jonathan Leff
| Stanford Graduate School of Business | Masters Business Admin |
| Harvard University | Undergraduate Degree |
| The Johns Hopkins University | Graduate Degree |
Expériences
Fonctions occupées
Relations
Relations au 1er degré
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
Sociétés liées
| Sociétés cotées | 6 |
|---|---|
| MIRUM PHARMACEUTICALS, INC. | Health Technology |
| ZEVRA THERAPEUTICS, INC. | Health Technology |
| SYROS PHARMACEUTICALS, INC. | Health Technology |
| LARIMAR THERAPEUTICS, INC. | Health Technology |
| ARS PHARMACEUTICALS, INC. | Health Technology |
| BIOMX INC. | Health Technology |
| Entreprise privées | 35 |
|---|---|
Warburg Pincus LLC
 Warburg Pincus LLC Investment ManagersFinance Warburg Pincus LLC (Warburg Pincus) is a private equity subsidiary of Warburg Pincus & Company US LLC founded in 1966. The firm is headquartered in New York. | Finance |
Spinal Muscular Atrophy Foundation
 Spinal Muscular Atrophy Foundation Miscellaneous Commercial ServicesCommercial Services The Spinal Muscular Atrophy Foundation is a non-profit organization based in New York, NY. The foundation's mission is to accelerate the development of treatments for spinal muscular atrophy (SMA). SMA is a genetic disease that affects the nervous system and causes muscle weakness and atrophy. The foundation provides patient resources and information on the latest updates in research, treatment, and funding for SMA. The non-profit company was founded by Dinakar Singh. | Commercial Services |
Neurogen Corp.
 Neurogen Corp. Pharmaceuticals: MajorHealth Technology Neurogen Corp. operated as a drug discovery and development company. The company was headquartered in Branford, CT. | Health Technology |
ZymoGenetics, Inc.
 ZymoGenetics, Inc. Pharmaceuticals: MajorHealth Technology ZymoGenetics, Inc. develops protein based drugs. It focuses on the discovery, development, manufacture, and commercialization of therapeutic proteins for the treatment of human diseases, including homeostasis, inflammatory and autoimmune diseases, cancer, and viral infections. The company was founded by Earl W. Davie, Benjamin D. Hall and Michael Smith in 1981 and is headquartered in Seattle, WA. | Health Technology |
Allos Therapeutics, Inc.
 Allos Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Allos Therapeutics, Inc. is a biopharmaceutical company committed to the development and commercialization of innovative anti-cancer therapeutics. It focuses on the development and commercialization FOLOTYN a pralatrexate injection. FOLOTYN is a folate analogue metabolic inhibitor designed to accumulate preferentially in cancer cells. It targets the inhibition of dihydrofolate reductase, or DHFR, an enzyme critical in the folate pathway, thereby interfering with DNA and RNA synthesis and triggering cancer cell death. Allos Therapeutics is also developing FOLOTYN in other hematologic malignancies and solid tumors. The company was founded on September 1, 1992 and is headquartered in Westminster, CO. | Health Technology |
Melinta Subsidiary Corp.
 Melinta Subsidiary Corp. Pharmaceuticals: MajorHealth Technology Melinta Subsidiary Corp. develops and markets pharmaceutical products for the treatment of life-threatening infections. It also develops novel classes of antibiotics to treat the multi- and extremely-drug-resistant pathogens for which there are few to no options, known collectively as ESKAPE pathogens. The company was founded by John N. Abelson, Harry F. Noller, Susan Froshauer, Harry H. Penner, Jr., William L. Jorgensen, Thomas A. Steitz, and Peter Moore in October 2000 and is headquartered in New Haven, CT. | Health Technology |
Altus Pharmaceuticals, Inc.
 Altus Pharmaceuticals, Inc. BiotechnologyHealth Technology Altus Pharmaceuticals, Inc. develops therapeutic products for gastrointestinal and metabolic diseases. Its principal activity is protein crystallization which is used to develop therapeutic products for gastrointestinal and metabolic diseases. The company was founded in October 1992 and is headquartered in Waltham, MA. | Health Technology |
Warburg Pincus & Company US LLC
 Warburg Pincus & Company US LLC Investment ManagersFinance Warburg Pincus & Company US LLC engages in the provision of investment services. The company is headquartered in New York, NY. | Finance |
Biotechnology Innovation Organization
 Biotechnology Innovation Organization Miscellaneous Commercial ServicesCommercial Services Biotechnology Innovation Organization is the world's biotechnology organization, providing advocacy, business development and communications services for more than 1,200 members worldwide. BIO members are involved in the research and development of innovative healthcare, agricultural, industrial and environmental biotechnology technologies. Corporate members range from entrepreneurial companies developing a first product to Fortune 100 multinationals. also represent state and regional biotech associations, service providers to the industry and academic centers. | Commercial Services |
Talon Therapeutics, Inc.
 Talon Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Talon Therapeutics, Inc. is a biopharmaceutical company, which is engaged in the developing and commercializing new and differentiated cancer therapies. The firm is developing the Marqibo for the treatment of acute lymphoblastic leukemia and other blood cancers including lymphoma. Its Menadione topical lotion is a compound which is developed for the prevention and treatment of skin toxicity associated with epidermal growth factor receptor inhibitors. The company was founded by Mark J. Ahn in 2002 and is headquartered in San Mateo, CA. | Health Technology |
InterMune, Inc.
 InterMune, Inc. BiotechnologyHealth Technology InterMune, Inc. operates as a biotechnology company that researches, develops and commercializes therapies in pulmonology and orphan fibrotic diseases. It focuses on therapies for the treatment of idiopathic pulmonary fibrosis, a progressive and fatal lung disease. The firms research programs are focused on the discovery of targeted, small-molecule therapeutics and biomarkers to treat and monitor serious pulmonary and fibrotic diseases. The company was founded in 1998 and is headquartered in South San Francisco, CA. | Health Technology |
Sunesis Pharmaceuticals, Inc.
 Sunesis Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Sunesis Pharmaceuticals, Inc. engages in the development and commercialization of new oncology therapeutics for the treatment of solid and hematologic cancers. The firm's activities include conducting research and development internally and through corporate collaborators, in-licensing and out-licensing pharmaceutical compounds and technology, conducting clinical trials and raising capital. The company was founded on February 10, 1998 and is headquartered in South San Francisco, CA. | Health Technology |
Transkaryotic Therapies, Inc.
 Transkaryotic Therapies, Inc. Miscellaneous Commercial ServicesCommercial Services Transkaryotic Therapies, Inc. (TKT) was a biopharmaceutical company with a major focus on developing products for the treatment of rare diseases. The company is used to markets one product, Replagal™, for the treatment of Fabry disease in the European Union and other countries, and was developing products for Hunter syndrome and Gaucher disease. The company was located in Cambridge, MA. | Commercial Services |
Alita Pharmaceuticals, Inc.
 Alita Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Alita Pharmaceuticals, Inc. develops, manufactures and distributes urologic and female healthcare products. It offers product testing, research and development services. The company was founded by Carole S. Ben-Maimon and Warburg Pincus in September 2006 and is headquartered in Radnor, PA. | Health Technology |
Sophiris Bio, Inc.
 Sophiris Bio, Inc. Pharmaceuticals: MajorHealth Technology Sophiris Bio, Inc. is a clinical-stage biopharmaceutical company, which engages in the development of products for the treatment of urological diseases. The company was founded by James L. Heppell in May 2003 and is headquartered in La Jolla, CA. | Health Technology |
National Venture Capital Association
 National Venture Capital Association Miscellaneous Commercial ServicesCommercial Services National Venture Capital Association provides business association services. It facilitates networking opportunities and provides research data to its members. The company is headquartered in Washington, DC. | Commercial Services |
ReSearch Pharmaceutical Services LLC
 ReSearch Pharmaceutical Services LLC Miscellaneous Commercial ServicesCommercial Services ReSearch Pharmaceutical Services LLC provides clinical research services to the bio-pharmaceutical industry. Its services include analytical and product development, clinical operations, data services, medical and regulatory affairs, quality and training services. The company was founded by Daniel M. Perlman in 1998 and is headquartered in Fort Washington, PA. | Commercial Services |
Archimedes Pharma Ltd.
 Archimedes Pharma Ltd. Pharmaceuticals: MajorHealth Technology Archimedes Pharma Ltd. operates as a holding company with interests in pharmaceuticals. The company was founded by Richard Anthony de Souza, Charles Marchetti and Michael Clark on December 9, 2004 and is headquartered in London, the United Kingdom. | Health Technology |
Inspire Pharmaceuticals, Inc.
 Inspire Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Inspire Pharmaceuticals, Inc. operated as a biopharmaceutical company. It discovered and developed pharmaceutical products to treat diseases that results from deficiencies in the body's natural mechanisms of mucosal hydration. The company was founded by Kendall Harden, Richard C. Boucher, Andre L. Lamotte, H. Jefferson Leighton and Terrance G. McGuire and was headquartered in Whitehouse Station, NJ. | Health Technology |
GANIC Pharmaceuticals, Inc.
 GANIC Pharmaceuticals, Inc. Drugstore ChainsRetail Trade GANIC Pharmaceuticals develops and markets pharmaceutical products. The firm is focused on building fully-integrated pharmaceuticals enterprise focused on certain specialty areas. The company was founded in 2008 and is headquartered in Bridgewater, NJ. | Retail Trade |
Novartis Gene Therapies, Inc.
 Novartis Gene Therapies, Inc. BiotechnologyHealth Technology Novartis Gene Therapies, Inc. developed gene therapies for patients and families devastated by rare and life-threatening neurological genetic diseases. The firm’s robust AAV-based pipeline is used to provide advance treatments for Rett syndrome and Friedreich’s ataxia. The company was founded by John D. Harkey, Jr., David G. Genecov and John A. Carbona on March 8, 2010 and was headquartered in Bannockburn, IL. | Health Technology |
ARS Subsidiary, Inc.
 ARS Subsidiary, Inc. Pharmaceuticals: MajorHealth Technology ARS Pharmaceuticals, Inc. develops epinephrine nasal sprays for treatment of severe allergic reactions to food, medication, and insect bites. The company was founded by Richard E. Lowenthal, Sarina Tanimoto and Robert Bell and is headquartered in San Diego, CA. | Health Technology |
Nivalis Therapeutics, Inc.
 Nivalis Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Nivalis Therapeutics, Inc. is a clinical stage pharmaceutical company, which engages in discovery, development, and commercialization of product for patients with cystic fibrosis. Its product includes N91115, a small molecule that addresses a defect in the cystic fibrosis transmembrane conductance regulator. The company was founded in 2008 and is headquartered in Boulder, CO. | Health Technology |
| Reagan-udall Foundation | |
Chondrial Therapeutics, Inc.
Chondrial Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Chondrial Therapeutics, Inc. operates as a biotechnology company which focuses on the treatment of rare mitochondrial diseases. Its compound is CTI-1601, which the company is developing as a potential treatment for Friedreich’s Ataxia. The company was founded by Steven R. Plump and Mark R. Payne and is headquartered in Bala Cynwyd, PA. | Health Technology |
Proteon Therapeutics, Inc.
 Proteon Therapeutics, Inc. BiotechnologyHealth Technology Proteon Therapeutics, Inc. engages in the research and development of biopharmaceutical products. It produces and commercializes vonapanitase for the treatment of renal and vascular disease. The company was founded by F. Nicholas Franano and William P. Whitaker in 2001 and is headquartered in Waltham, MA. | Health Technology |
Dracen Pharmaceuticals, Inc.
Dracen Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Dracen Pharmaceuticals, Inc. develops immuno-metabolism drugs. The company was founded by Barbara Slusher, Jonathan D. Powell, Pavel Majer, and Rana Rais and is headquartered in New York, NY. | Health Technology |
| Deerfield Institute | |
Astellas Gene Therapies, Inc.
 Astellas Gene Therapies, Inc. BiotechnologyHealth Technology Astellas Gene Therapies, Inc. is a biotechnology company, which engages in the development and commercialization of gene therapy products for patients with serious and rare diseases caused by single gene defects. The company was founded by Matthew R. Patterson and Thomas J. Schuetz on November 13, 2012 and is headquartered in San Francisco, CA. | Health Technology |
Friends of Cancer Research
Friends of Cancer Research Miscellaneous Commercial ServicesCommercial Services Friends of Cancer Research operates an organization focused on healthcare development. The non-profit company is based in Arlington, VA. The company was founded by Ellen V. Sigal. | Commercial Services |
Chondrial Therapeutics Holdings LLC
Chondrial Therapeutics Holdings LLC Miscellaneous Commercial ServicesCommercial Services Chondrial Therapeutics Holdings LLC engages in operation of a biotechnology firm. The company was founded in 2016 and is headquartered in Bala Cynwyd, PA. | Commercial Services |
Melinta Therapeutics, Inc.
 Melinta Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Melinta Therapeutics, Inc. operates as a commercial-stage pharmaceutical company which engages in developing and commercializing anti-infective s for the hospital and selected non-hospital or communities. It markets antibiotics including Baxdela, Vabomere, Orbactiv, and Minocin for injections. These antibiotics are used in the treatment of infections caused by various bacterial diseases. The company was founded by William L. Jorgensen, Peter Moore, and Thomas A. Steitz in October 2000 is headquartered in Morristown, NJ. | Health Technology |
Deerfield Management Co. LP (Private Equity)
 Deerfield Management Co. LP (Private Equity) Investment ManagersFinance Deerfield Management Co. LP (Private Equity) (Deerfield) is a private equity subsidiary of Deerfield Management Co. LP founded in 1994. The firm is headquartered in the New York. | Finance |
Jaguar Gene Therapy LLC
 Jaguar Gene Therapy LLC Medical/Nursing ServicesHealth Services Jaguar Gene Therapy LLC is a clinical stage biotechnology company based in Lake Forest, IL. Jaguar Gene Therapy LLC is dedicated to accelerating breakthroughs in gene therapy for patients suffering from severe genetic diseases. The company has a proven team of experts who have experience in bringing novel gene therapy treatments to patients and their families. Jaguar is rapidly advancing an initial pipeline of three programs, including targeting severe neurodevelopmental disorders, type 1 galactosemia, and type 1 diabetes. The company partner with Advanced Medicine Partners for manufacturing their therapeutics. Key investors include Deerfield Management Company, Arch Venture Partners, and Eli Lilly and Company. The company was founded by Daniel Gallo, and Joseph Nolan has been the CEO since 2020. | Health Services |
Adaptive Phage Therapeutics, Inc.
 Adaptive Phage Therapeutics, Inc. Miscellaneous Commercial ServicesCommercial Services Adaptive Phage Therapeutics, Inc. provides therapeutic response to the global rise of multi-drug resistant (MDR) pathogenic bacteria. The company was founded by Gregory L. Merril and Carl R. Merril and is headquartered in Bethesda, MD. | Commercial Services |
