Details about the contest are here.
Example 1:Entry by Kamsin Raju
Example 2:Entry by Rebecca Clarke
Logo by Dennise Bauszus
RGB logo with transparent background.
Logo typeface with transparent background.
Logo by Horacio Castellaro
Black logo with transparent background
RGB logo with transparent background
Logo by Nimesh Akalanka
Black logo with transparent background
Green logo with transparent background
Blue logo with transparent background
Logo by Anarkali Wijekoon and Amesha Samadhini
Black logo with transparent background
RGB logo with transparent background
Logo by Hiruni Perera
Black logo with transparent background
RGB logo with transparent background