Viracta Therapeutics, Inc. announced the closing of its merger with Sunesis Pharmaceuticals, Inc. Viracta's management team will continue leading the combined company following this transaction, including Ivor Royston, M.D., President and Chief Executive Officer and Director. In addition to Dr. Royston, the Board of Directors will include pre-merger Viracta Board members Roger Pomerantz, M.D., F.A.C.P, Chairman of the Board, Gur Roshwalb, M.D., MBA, Michael Huang, MBA and Sam Murphy, Ph.D. Upon the closing of the merger, former member of the Sunesis Board of Directors Nicole Onetto, M.D. will continue on the combined company's Board of Directors. Dr. Onetto has extensive experience in oncology drug development and previously served as Deputy Director and Chief Scientific Officer at the Ontario Institute for Cancer Research, Chief Medical Officer at ZymoGenetics and OSI Pharmaceuticals, and in senior management positions at Bristol Meyers Squibb, Nexstar Pharmaceuticals (acquired by Gilead Sciences), and Immunex. Also concurrent with the closing of the merger, Thomas Darcy has been appointed to the Viracta Board of Directors. Mr. Darcy brings financial expertise and extensive experience in the management of public life science companies to Viracta's Board. Mr. Darcy was previously a co-founder and director of Tocagen Inc. from 2007-2020 and Executive Vice President (EVP) and Chief Financial Officer (CFO) of Tocagen from 2007-2017.