ABOUT US
Who We Are
Our Focus
We are a clinical-stage biopharmaceutical company leveraging our proprietary non-viral gene engineering technologies to create ground-breaking, life-saving cell and gene therapies.
Our broad genetic engineering platform technologies are advancing potentially better and safer treatments to patients with serious diseases — blood cancers like multiple myeloma, solid tumor cancers like breast and ovarian cancer, and rare genetic diseases in the liver.
The organization is comprised of passionate, innovative, and nimble, results-oriented people driven by science to develop better options for patients with cancer and genetic diseases.
Leadership Team

Mark J. Gergen
Chief Executive Officer and Chairman

Kristin Yarema, Ph.D.
President, Cell Therapy

Brent Warner
President, Gene Therapy

Johanna Mylet, C.P.A.
Chief Financial Officer

Devon J. Shedlock, Ph.D.
Chief Scientific Officer, Cell Therapy

Kristin Martin
Chief People and Administration Officer

Harry J. Leonhardt, Esq.
General Counsel, Chief Compliance Officer, and Corporate Secretary

Lisa Portale
Senior Vice President, Regulatory Affairs

Loren Wagner
Senior Vice President, Global Operations

Karen Basbaum
Senior Vice President, Business Development

Jeffrey W. Winkelman, Ph.D., J.D.
Senior Vice President, Chief Patent Counsel