An office furnishing is provided that may include one or more surfaces coated with an antimicrobial treatment, which may include a silane quaternary ammonium salt and isopropyl alcohol. The silane quaternary ammonium salt may include an unreacted organofunctional silane to promote bonding to the surfaces of the office furnishing, such as 3-(trimethoxysilyl) propyldimethyloctadecyl ammonium chloride. The office furnishing article may include one of: a desk; a chair; a table; a bookcase; a hutch; shelves; an office divider panel; a file cabinet; a fax machine; a telephone; a computer; a keyboard; a monitor; a computer mouse; a book; a lamp; a binder; a stapler; an office stamp; and a desk pad. A method is also provided for coating these office furnishing articles with the antimicrobial treatment.