Donnelly has illustrated for some of the world’s most recognisable publications and brands including Rolling Stone, Newsweek, Billboard, Mens Health, Bloomberg Businessweek, Complex, ESPN, GQ, Runners World, Golden Plains Festival, Rip Curl, Red Bull, Mountain Dew, Maxim, Advertising Age, VH1 and Playboy. He has spoken at the International Design ConferenceAGIdeas, his illustrated work for VH1 & Y&R New York earned Gold and a Silver Clio Award in New York, Silver at the Cannes Lions, In Book at D&AD, a finalist in the London International Awards and as an illustrator he is represented by Gerald & Cullen Rapp in New York City and The Jacky Winter Group in Melbourne.

Donnelly is also the founder and director of The Island Continent, an online archive for the Australian Image. Through The Island Continent he has self published a photographic book on the Australian Milk Bar titled Milkbar: A Photographic Archive Vol 1. which has been aquired by the State Library of Victoria and the Melbourne Museum Library for thier collections. He has written for auction house Leonard Joel’s monthly newspaper Leonard and ThreeThousand. He is currently writing and photographing Australia’s first and foremost coffee table book on the Australian Milk Bar.