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    Hal Siegel, Ph.D. — Scientific Advisor and Regulatory Affairs Guidance at BioCellgraft
    Leadership

    Hal Siegel, Ph.D.

    Scientific Advisor and Regulatory Affairs Guidance

    Member since 2023

    Background & Experience

    Hal Siegel brings extensive scientific and regulatory affairs expertise to BioCellgraft. His previous positions include Chief Scientific Officer and Vice President at ImmuneRegen BioSciences, and Vice President of Regulatory and Scientific Affairs at Zila, Inc.

    He has also served as a consultant to multiple life science and IT companies, advising on scientific strategy, regulatory pathways, and product development across diverse therapeutic areas.