Grant Weller

Chief Technology Officer

Grant Weller is a highly experienced technology and data science professional currently serving as Chief Technology Officer at RefinedScience since October 2024. Previously, Grant held multiple leadership roles at BioIntelliSense, Inc., including Senior Vice President and Vice President of Data Science from July 2021 to September 2024. Prior to that, Grant worked as Vice President of Engineering at UnitedHealth Group and co-founded Level2, serving as Chief Data Scientist from August 2019 to November 2020, focusing on personalized digital care for type 2 diabetes. Grant's career includes key roles at UnitedHealth Group and Savvysherpa, notably leading research initiatives in healthcare analytics. An academic background includes a Ph.D. in Statistics from Colorado State University, with teaching and research experience spanning notable institutions including Carnegie Mellon University and the National Center for Atmospheric Research.

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