Jonathan Bortz


Jonathan has 15 years’ experience in the pharmaceutical industry developing innovative products and brands for prescriptive nutritional markets. He acquired recombinant human Intrinsic Factor technology from the University of Aarhus, Denmark in 2011 and founded Xeragenx LLC to commercialize this unique platform. Jonathan obtained his medical degree from the University of the Witwatersrand Medical School in South Africa and did his fellowship in Endocrinology at Washington University in St. Louis, MO.

Joe Briner


Joe has 35 years’ experience in capital markets and financial services including several prominent pharmaceutical client engagements centered around product development, product launch, revenue optimization, acquisitions and restructuring. Joe has been instrumental in securing financial backing for Xeragenx and helping to build the supply chain. Joe earned is BA from Denison University and his MBA from Case Western Reserve University.

Brian Jenner


Brian has experience leading divisions of banking institutions on three continents, including merchant banking operations in London. Brian also served as president and chief executive officer of a wealth management subsidiary of a U.S. regional bank. He has owned a number of businesses including a sleep healthcare enterprise.  Brian has advised a broad array of businesses on topics of revenue growth, profitability optimization, acquisitions and dispositions and was a key catalyst in the restructuring of the current ownership of Xeragenx.

Eric Moyerman

Vice President

Eric has more than 30 years’ pharmaceutical industry experience in manufacturing and operations leadership, project management and new product commercialization. Eric joined Xeragenx in 2013 and built the supply chain from which to successfully grow the genetically transformed Arabidopsis plant extraction of recombinant human Intrinsic Factor (rh-IF).  Eric earned his BS in Marketing and MBA in Management/Strategic Planning from the Wharton School of the University of Pennsylvania.

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