ONCE "Sorteo Extraordinario Día del Padre"
By working on grayscale concept art images, I helped Frank Barton to continue all their previous preproduction work and finish the design and layout of the city and the buildings, the composition and a basic lighting for almost all the shots of the commercial.
Here you can see a comparison between the concept art and the final render:
And this is the result, made by The Frank Barton Company:
They also put a very nice Making Of in their site, check it out!.