Complex sentence: Piyush Pandey is the Executive Chairman & National Creative Director Ogilvy & Mather India (its first creative head to occupy this post) and the winner of over 600 awards for advertising from all over the world.
Split into simpler sentences: Piyush Pandey is the Executive Chairman and National Creative Director of Ogilvy & Mather India (its first creative head to occupy this post). He is also the winner of over 600 awards for advertising from all over the world.