Business 100 – 2015

Cillian Kieran/CKSK

Cillian Kieran is the founder and CEO of CKSK, a global full-service digital agency headquartered in Ireland, with offices in Amsterdam, Gdańsk, and, most recently, New York. With a background in coding, physics, and math, having attended Dublin Institute of Technology in the late 90’s, Cillian began the company in Dublin in 2006. The most rapid years of growth have happened over the last two years however, as the company opened its first offices in the U.S. in lower Manhattan in 2013. Cillian and his team work with some of the worlds leading Fortune 500 brands such as Heineken, PlayStation, Pepsi Co., and Danone.

“We’re a small country that takes some big swings on the international business stage,” he says of his home country. “This is in large part down to a great community spirit amongst the Irish, matched with a willingness to learn and adapt in new cultures and, needless to say, a great gift for words.”

Born in Dublin, Cillian now heads the New York offices and lives in the city with his wife Ella.