John Varian

John W.
Varian is Chairman at SELLAS Life Sciences Group, Inc. since 2024 and has been with the company since 2017.
He is Director at Sellas Life Sciences Group Ltd. since 2017.
He serves as Director at AmMax Bio, Inc. and is a Founding Member of The Bay Area.
Formerly, Mr. Varian was Chief Executive Officer & Director at XOMA Royalty Corp.
from 2011 to 2016.
He was Director at Zyla Life Sciences LLC from 2018 to 2019 and Independent Director at Versartis, Inc. from 2014 to 2018.
He served as Independent Director at Acorda Therapeutics, Inc. from 2022 to 2024.
He was Chief Financial Officer at Neurex Corp.
from 1997 to 1998 and Chief Financial Officer & Vice President-Finance at Anergen, Inc. from 1991 to 1997.
He held the position of Chief Financial Officer at Serono Genetics Institute SA and Gen Set SpA from 2000 to 2002.
He was Senior Vice President-Finance & Administration at Elan Pharmaceuticals LLC from 1998 to 2000.
He was Chief Operating & Financial Officer at ARYx Therapeutics, Inc. from 2003 to 2011 and at Nventa Biopharmaceuticals Corp.
He was Audit Principal & Senior Manager at Ernst & Young LLP (Missouri) from 1987 to 1991.
He was Chairman of The Association of Bioscience Financial Officers.
Mr. Varian completed undergraduate studies at Western Michigan University.