Using decades of experience to
enable personalized medicine through RNA


Cofactor Genomics uses RNA to diagnose disease. Our work with the largest life-sciences and pharmaceutical companies in the world has resulted in Cofactor developing unique technologies and software that use RNA to inform disease.


Our team of experts boasts decades of collective experience working in the Technology Development Group at the Genome Center at Washington University in St. Louis, Missouri.


  • Jarret Glasscock, PhD
    Jarret Glasscock, PhD Founder and CEO

    As lead of the Computational Biology Group at the Genome Center, Dr. Glasscock led a team of scientists to characterize and publish key NIH funded sequencing projects. Dr. Glasscock left his faculty position in the department of genetics and part of the Genome Center’s Technology Development Group to found Cofactor Genomics.

  • Jon Armstrong CSO

    Spent 8 years in the Technology Development Group at The Genome Institute. In this role at Washington University, he was instrumental in the design and development of molecular tools for interrogating and characterizing the structure and sequence of DNA and RNA.

  • Dave Messina COO

    Dr. David Messina has spent the last 19 years working in computational biology and genetics. He trained at the University of Chicago and Washington University in Saint Louis, and earned his PhD in computational biology in Erik Sonnhammer’s lab in Stockholm, Sweden. Previously, he worked as a Senior Computional Scientist at the McDonnell Genome Institute.

  • Eric Duncavage, MD
      Eric Duncavage, MD Medical Director

      Board Certified Clinical Diagnostic Pathologist – Co-directs clinical assay development at the Washington University -Member of the Clinical Laboratory Standards Institute (CLSI) for sequencing-based clinical diagnostics – Trains fellows and residents in molecular diagnostics – Informatics – Molecular Oncology

    • David Spencer, MD
        David Spencer, MD Technical Director

        Board Certified Clinical Diagnostic Pathologist – Faculty, College of American Pathologists (CAP) – Biochemist – HOX gene regulation – Maynard Olsen Lab – NextGen Sequencing Assay Validation – FFPE tissues


      Cofactor is supported by passionate, visionary teams and individuals. Including…

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