Management Team

Anthony J. Cataldo

Chairman, Chief Executive Officer & President

Mr. Cataldo founded GT Biopharma Inc. upon joining the Board of Directors and subsequently Chairman and CEO in in July of 2014, where he changed the Company's profile with the inclusion of oncology assets. From February 2011 to June 2013 Mr. Cataldo served as Founder and Chairman/CEO of Genesis Biopharma, Inc., now known as Iovance Biotherapeutics, Inc., (IOVA). Mr. Cataldo created the highly successful IOVA/Genesis with the inclusion of assets acquired from the National Cancer Institute for the treatment of stage four melanoma. Mr. Cataldo has extensive experience in the biotechnology sector having served as Chairman/CEO of several biotech companies including: Calypte Biomedical Corporation, and Senetek, PLC.

Steven Weldon

Chief Financial Officer & Director

Mr. Weldon has extensive experience with the Company having served on our Board of Directors from September 2014 through October 2018.  He also served as Chief Financial Officer from November 2014 through October 2018. Mr. Weldon has over 16 years of financial and accounting experience. Mr. Weldon's financial background includes experience in managerial, private accounting and planning. He has served on the board of several publicly traded companies as both, chief executive officer and chief financial officer. Mr. Weldon was appointed as chief financial officer and as a member of the board of directors of GB Sciences, Inc. (OTCMKTS:GBLX) in September 2005 and served in both positions until November 2014. Mr. Weldon also served as chief executive officer of GB Sciences from December 2009, through May 2011, and from April 2012, through March 2014. For several years, he taught accounting and tax courses to undergrad students at Florida Southern College. He received his bachelor of science degree and his Master's in Business Administration from Florida Southern College and is a licensed Certified Public Accountant in the State of Florida.