Our Team

Executive Team

A medical company is only as good as the team it builds and at Versant Diagnostics, we’re assembling the best of the best in digital pathology. We’re led by seasoned professionals with decades of medical experience and we’re constantly adding to our team with pathologists working on the leading edge of medicine.

  • Ven Aduana, M.D.
    Ven Aduana, M.D.
    Chairman, CMO

    Ven Aduana, M.D.

    Chairman, CMO
    Dr. Aduana is Chairman, Chief Medical Officer, and Co-Founder of Versant Diagnostics. Prior to Versant he was President and CEO at Alliance Pathology Consultants. Dr. Aduana is a medical leader within Amita (now Ascension) Health, and nationally recognized for adoption and implementation of Digital Pathology and Precision Medicine. He is an expert in Breast Pathology, Digital Pathology, Gastrointestinal Pathology, Precision Medicine, Surgical Oncologic Pathology, and Surgical Pathology. Dr. Aduana is board certified in Anatomic and Clinical Pathology and holds a medical degree from the University of the East College of Medicine and fellowship and residency at the University of Illinois College of Medicine at Chicago.
  • Jim Billington
    Jim Billington
    CEO

    Jim Billington

    CEO

    Mr. Billington is CEO and Co-Founder at Versant Diagnostics. Previously he was Co-Founder, Board of Directors, and Chief Operating Officer at American Esoteric Laboratories. Prior, he served as Senior Vice President of Operations, Chief Operating Officer, and Board of Directors (ex officio) at AmeriPath. He was Co-Founder, President, and Chief Operating Officer at Inform DX that merged with PATH. He was Vice President of Finance and Chief Financial Officer for the Western Division of LabCorp. Mr. Billington served as an Adjunct Professor of Entrepreneurship at Bradley University between 2013 and 2018 and began his career as a Certified Public Accountant for Coopers & Lybrand.

  • Rob Albert
    Rob Albert
    Development

    Rob Albert

    Development

    Mr. Albert is Chief Development Officer at Versant Diagnostics. Prior to Versant, he was the Vice President and General Manager for the Northwest Region of LabCorp. Mr. Albert has extensive experience in previous roles as Senior Vice President and Chief Operating Officer in acquisition and efficiency creation for Dynacare Clinical Labs, Pathology, Inc., LabCorp, and Accumen, (formerly aLabs). He was Laboratory Acquisition Consultant for Goldtschmidtstr in Hamburg, Germany and Executive Management Consultant for Inform Diagnostics in Irving, Texas.

  • Gerry Hayden
    Gerry Hayden
    CFO

    Gerry Hayden

    CFO
  • John Horton
    John Horton
    Sales & Marketing

    John Horton

    Sales & Marketing

    Mr. Horton is Vice President of Sales and Marketing at Versant Diagnostics. Before joining Versant, he was Chief Commercial Officer at Baylor Genetics Intelligence Platform. Prior, he was the Senior Area Director for the Western Region of Progenity, Inc. which specialized in prentatal genetics. He has held sales leadership roles at QIAGEN and Digene, Inc. Mr. Horton began his career in the lab industry at AmeriPath and Olympus America, Inc. and has expertise in oncology, genetics, and personalized medicine.

  • Alex Stefanowicz
    Alex Stefanowicz
    Human Resources

    Alex Stefanowicz

    Human Resources

    Mr. Stefanowicz is Chief Human Resources Officer, Chief Compliance Officer, and Corporate Services at Versant Diagnostics. Previously, he was Chief Human Resources Officer and Compliance Officer at TREND Healthcare. His experience also includes Co-Founder and Vice President of Operations and Human Resources at Integrated Lab Solutions, Vice President of Human Resources at USMD Health System, Director of Human Resources and Corporate Compliance at American Esoteric Laboratories, and Director of Human Resources at AmeriPath. Mr. Stefanowicz is Co-Inventor of U.S. Patent 9,999,888 for a medical specimen container integral in automated laboratory toxicology testing. His diverse background extends beyond healthcare to include technology and manufacturing organizations as well as hospitality at The Ritz-Carlton Hotel Company.