Sandra Hartog, Ph.D. bio
President and CEO
sandra.hartog@fenestrainc.net

Howard Epstein, Ph.D. bio
Chief Operating Officer, Executive Vice President, Director of Assessment
howard.epstein@fenestrainc.net

Lynn G. Collins, Ph.D. bio
Chief Scientist, Executive Vice President, Director of Selection
lynn.collins@fenestrainc.net

Matthew R. Tonken, M.A. bio
Vice President, Talent Management Solutions
matthew.tonken@fenestrainc.net