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Arno Therapeutics, Inc.
About Us

Management Team



David M. Tanen - Director, President and Secretary

Mr. Tanen, a co-founder of Arno, currently serves as President and Secretary, and a member of the Board of Directors of the Company. In September 2004, Mr. Tanen co-founded Two River and currently serves as Vice President and Director of Two River's managing member, Two River Group Management, LLC. Mr. Tanen also serves as an Officer and Director of Riverbank. Prior to founding Two River, from October 1996 to September 2004, Mr. Tanen was a Director of Paramount. Mr. Tanen also served as a member of the General Partner of the Orion Biomedical Fund, LP. Mr. Tanen currently serves as an officer and director of Nile Therapeutics, Inc. (Nasdaq: NLTX) as well as several privately held biotechnology companies. Mr. Tanen received his B.A. from The George Washington University and his J.D. from Fordham University School of Law.





J. Chris Houchins - Vice President of Clinical Operations

Mr. Houchins has over 16 years of clinical operations and drug development experience focusing in oncology. From 2004 to 2006, Mr Houchins was the Director of Specialty Care - Clinical Project Management at Schering-Plough, where he was involved with the FDA and European submissions and approvals of Temozolomide, the standard of care for patients with GBM. From 1999 to 2004, Mr. Houchins was on the Searle Celebrex Oncology Team that received FDA approval for familial adenomatous polyposis ("FAP"), a new indication in oncology. After the merger of Searle and Pharmacia & Upjohn, he oversaw the development and clinical operations for the Global Celebrex Oncology Program that grew to over 300 clinical and pre-clinical trials world-wide within 2 years. When Pfizer, Inc acquired Pharmacia Corp., Mr. Houchins was selected as Director - Team Leader of Oncology Clinical Operations overseeing all eight oncology compounds (Camptosar®, Aromasin®, Ellence®, Celebrex®, Emcyt®, Zavedos®, Trelstar® and Zinecard®) encompassing over 500 clinical and pre-clinical studies. In addition, he was appointed to the Pfizer Global Oncology Advisory Board. Mr. Houchins also has six years of experience as a Clinical Research Manager at The RUSH Cancer Institute in Chicago where he managed clinical trials across all tumor types including Ovarian Cancer using Topotecan. He is certified by examination through SoCRA and ACRP as a Certified Clinical Research Associate, Coordinator and Professional and holds a BS in Economics from Northern Illinois University.





Stefan Proniuk, PhD, MBA - Director of Product Development

Dr. Proniuk has over 10 years of experience in formulation and product development. Prior to joining Arno, he was the Sr. Manager of Pharmaceutical Technologies at Neurocrine Biosciences (2002-2008) where he was responsible for overseeing development programs from Phase I to III. His group was also responsible for the preformulation of NCEs. Prior to his work at Neurocrine, Dr. Proniuk worked as a scientist at Cima Labs (2001-2002) on the development and scale-up of fast dissolving tablet formulations (OraSolv®, DuraSolv®). Throughout his career he has worked on 2 NDAs, 5 INDs and 3 marketed products. Dr. Proniuk holds a Ph.D. degree in Pharmaceutical Sciences from the University of Arizona, a MBA with emphasis in Entrepreneurship from San Diego State University and a Diplom (FH) in Chemical Engineering from the Polytechnical University Isny in Germany. He is also certified in Intellectual Property Law from the University of California San Diego.