Developing next-generation hemophilia products for patients in need. 

Exceptional Science.
Essential Medicines.

A leader in the field of engineered protease biopharmaceuticals. 

Exceptional Science.
Essential Medicines.

Engineering proteases to improve the lives of patients.

Exceptional Science.
Essential Medicines.

Next Generation Hemostasis Product Candidates

Our most advanced program is focused on the treatment of hemophilia and surgical bleeding using our potent, long acting variants of proteases that promote blood clotting.

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Hemophilia, Surgical Bleeding
Phase 1
Hemophilia B
Preclinical
FXa
Universal Pro-coagulant
Research

Anti- Complement Product Research

Our second area of focus is regulation of the complement cascade, a series of molecular processes that plays a central role in the body’s inflammatory and immune responses.

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Renal DGF, IRI cardiovascular
Preclinical
Dry AMD
Research

The Catalyst Advantage

Drug candidates for severe medical conditions

Learn more about the medicines we are developing.

See our Pipeline

Our unique and proprietary science

Understand our science.

Visit our Science page

Addressing diseases with unmet medical needs

Share our passion about treating disease.

Learn more about Hemophilia

We have an experienced and passionate team

Learn more about the Catalyst team and mission/culture.

Meet the team