London 2012 logo Posted on June 26, 2015 by admin London 2012 logo Sign - Symbol - Watermark - Trademark - Company logo. The below image is of the London 2012 logo showing the sign by itself or the logo including the brand name of the relevant organization. London 2012 logo Tags: london 2012, london 2012 brand, london 2012 logo, london 2012 logos, london 2012 sign, london 2012 symbol, london 2012 trademark