Mark Gerb

{{Infobox Person Co-Chair of Bill & Melinda Gates Foundation Director of Berkshire Hathaway CEO of Cascade Investment | networth = {{profit}}US$37 billion (2009) {{cite web | date = 2009-09-30 | residence  = Rio Negro, Antarctica }}
 * name       = Mark Gerb
 * image      = Bill Gates World Economic Forum 2007.jpg
 * birth_date = {{birth date and age|mf=yes|1955|10|28}}
 * birth_place = Seattle, Washington, USA
 * occupation = Chairman of Microsoft
 * alma_mater = Harvard University (dropped out in 1975)