Prometheus Biosciences




MarketCap US

US United States


Prometheus Biosciences, Inc., a biopharmaceutical company, engages in the discovery, development, and commercialization of novel therapeutics and companion diagnostics products for the treatment of inflammatory bowel diseases (IBD). Its lead product includes PRA023, a humanized IgG1 monoclonal antibody (mAb), which is in Phase IIa clinical trial for the treatment of ulcerative colitis and Crohn's disease, as well as systemic sclerosis-associated interstitial lung disease. The company also develops PR600, an anti-tumor necrosis factor mAb for IBD; PR300, a G-protein coupled receptor modulator small molecule for IBD; PR1100, an anti-cytokine receptor mAb for IBD and other immune-mediated diseases; PR1800, an anti-chemokine mAb for IBD; and PR2100, an anti-inflammatory cytokine mAb for IBD. It has a diagnostics development and collaboration agreement with Takeda Pharmaceutical Company Limited; co-development and manufacturing agreement with Dr. Falk Pharma GmbH; license agreement with Cedars-Sinai Medical Center; and strategic collaboration with Millennium Pharmaceuticals, Inc. The company was formerly known as Precision IBD, Inc. and changed its name to Prometheus Biosciences, Inc. in October 2019. Prometheus Biosciences, Inc. was incorporated in 2016 and is headquartered in San Diego, California.


Prometheus Biosciences was founded in 2018 by scientists with years of experience in the pharmaceutical, diagnostics and biotechnology industry. Our team of experts have come together to bring innovative solutions to the healthcare industry leveraging cutting-edge technologies across a variety of health areas such as genomics, precision medicine, personalized medicine, and digital health.

Key Team

Dr. Allison Luo M.D. (Chief Medical Officer)

Dr. Olivier Laurent Ph.D. (Chief Scientific Officer & Head of R&D)

Ms. Noel Kurdi (VP of Investor Relations & Communications)

Mr. Timothy K. Andrews Esq. (Gen. Counsel & Sec.)

Ms. Nori Ebersole (Chief People Officer)

Dr. Thierry Dervieux DABCC, Ph.d., Pharm.d. (Chief Devel. Officer of Diagnostics & Medical Laboratory Director)

Mr. Chris Doughty (Chief Bus. Officer)

Prometheus Biosciences
Leadership team

Mr. Mark C. McKenna (Pres, CEO & Chairman)

Dr. Keith W. Marshall M.B.A., MBA, Ph.D. (Chief Financial Officer)

Mr. Mark Stenhouse (Chief Operating Officer)

Products/ Services
Biotechnology, Health Diagnostics, Pharmaceutical, Therapeutics
Number of Employees
50 - 100
San Diego, California, United States
Company Registration
SEC CIK number: 0001718852
5M - 20M
Traded as
Social Media

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