Decision on the complaints under ref. number 8797/8.12.2009, 8940/14.12.2009, 2617/30.4.2010, 5247/1.9.2010 and 3726/23.04.2012 of the following companies and individuals: 1) Georgios Tzaves, Marios Tzaves, owners of "GEORGE TZAVES - MARIOS TZAVES OE" and the company "GEORGE TZAVES - MARIOS TZAVES…