Our Leadership Team

Axel Schleyer, Ph.D., MBA, CEO

Prior to joining Aragen Bioscience, Dr. Schleyer served as Senior Vice President, AGC Biologics. He has held senior positions with companies including Boehringer Ingelheim, Baxter Healthcare, Siegfried and Lonza. He completed his postdoctoral studies in a joint program with The Scripps Research Institute, La Jolla and Carlsberg Institute, Copenhagen. Dr. Schleyer received his Ph.D in Chemistry, Molecular Biology from the University of Hamburg and his MBA from CSU San Marcos. Dr. Schleyer brings a deep understanding of the pharmaceutical and biotechnology industry and related technologies to Aragen, including regulatory, CMC and GMP requirements.

Malavika Ghosh, Ph.D., Vice President, In Vivo Services

Malavika Ghosh

Dr. Ghosh has extensive expertise in molecular and cell biology studies ranging from discovery of novel disease related genes, gene expression profiling, functional studies on therapeutic targets to translation studies on animal models.  Prior to joining Aragen, she was a staff scientist at Celliance Corporation where she worked on autoimmune disease models and in vivo oncology models. Dr. Ghosh has many years of experience in the biotech industry including diaDexus, Inc. where she led the Gene Discovery Group in colon cancer in work which resulted in several patents in the field of oncology. Dr. Ghosh received her Ph.D. in Molecular Biology from the University of Wyoming. Her postdoctoral research was in the field of hormone responsive breast cancer in the Department of Surgery at Stanford University where she was awarded several grants and was selected as a New Investigator by the Department of Defense Breast Cancer Research Program.

Steven Lang, Ph.D., MBA, Vice President, Biologics

Steve LandDr. Lang is responsible for Aragen’s Bioproduction, Cell Line Development and Analytical groups. Prior to joining Aragen, Dr. Lang was with Genentech’s Cell Culture department as a Director overseeing research material generation, cell line development, automation, and CHO process development covering activities from DNA to Phase 2 clinical supplies. In addition to his functional role, Dr. Lang led an initiative to modernize the CMC scientific data management processes. This work spawned numerous digitization efforts across the global Roche Technical Development network to drive efficiency, transparency and compliance. He also acted as a CMC leader for a project team delivering an innovative bispecific antibody into clinical trials. Prior to Genentech, Steve was with Janssen and Johnson & Johnson. Dr. Land received his Ph.D. in Molecular Microbiology from State University of New York Stony Brook. He then undertook post-doctoral work at Stony Brook and Johnson & Johnson Pharmaceutical R&D. He received his MBA from Rider University.

Alexa Martinez, Vice President Business Development

Alexa Martinez

Alexa has over 20 years’ experience in the biologics industry. Prior to joining Aragen Bioscience, she was at Mountain View Pharmaceuticals in a research role focused on the development of PEGylated therapeutics. Through this position, she contributed to many areas of therapeutic development from patent filings, analytical method development, proof of concept studies, project management and business development and partnering activities. Upon joining Aragen, she lead the Project Management team, was head of Quality and currently leads the Sales & Marketing team. She holds a degree from the University of California, Santa Barbara in Biopsychology / Neurological Sciences.

Virginie Menard Rose, Ph.D., Director of Cell Line Development and Upstream Process Development

Dr. Menard Rose has over 20 years of experience in Cell Line and Process Development. She obtained her Ph.D in Biological and Medical Engineering from the University of Paris XIII, where she worked with Pasteur Merieux and Rhone-Poulenc. She has held postdoctoral positions at the University of California, San Francisco and the University of Utah where she was awarded several grants for her work. Prior to joining Aragen, she was at Coherus Biosciences as Associate Director, Cell Process Development and Glycobiology where she directed Cell Line Development on several early stage biosimilar pipeline candidates. Before this she has held scientific positions at Aragen Bioscience, Celliance Corporation, Sierra Biosource, University of California, San Francisco and Pasteur Merieux . She led several groups responsible for the development of Biologics specialized in “Difficult to Express” molecules and upstream processes required for the optimization of the quality attributes of very broad types of Biologics. Dr. Menard Rose rejoined Aragen Bioscience in 2016 and is Director of Cell Line Development and Upstream Process Development.

Elizabeth Garcia, Associate Director Human Resources

Elizabeth has held positions in Human Resources leadership at Harris Corporation, Laureate Education, Bayer Diabetes, and Canon USA. She holds a BS Degree in Business Administration concentration in Human Resources, MA Degree in Organizational Management and pursuing her Doctor of Business Administration. Elizabeth brings a wide variety of experience from M&A Integration, Strategic Business Partner, Talent Management, Employee Engagement and Development. Elizabeth is actively involved in Santa Clara Chapter of NCHRA holding a board position of College Relation Chair.