John Marquis

John Marquis has extensive experience in the window and door industry, currently serving as Territory Sales Manager at ViWinTech Windows & Doors since October 2019. Prior to this role, John held various positions including Residential and Commercial Sales at Gerkin Windows & Doors, Regional Sales Manager at Polaris Windows & Doors, and Regional Sales Representative at ViWinTech Windows & Doors. John also served as President of Marquis Millwork, Inc. from January 2001 to March 2006. Educationally, John earned an Associate's degree in Criminal Justice/Law Enforcement Administration from Illinois Central College between 1988 and 1991.