Cillian co-founded Loop Head Tourism to ensure tourism development of the Loop Head Peninsula would take place in a responsible manner. Under his leadership the peninsula has won national and international recognition for how it has developed. Cillian believes community involvement in tourism development is key to a sustainable industry. He has spoken many times on this topic including at WTM London, The World Bank Group, TBEXIreland, and keynote at Central Counties Tourism Symposium, Ontario. Since retiring as chair of Loop Head Tourism to set up his own consultancy business, CillianMurphyConsulting, he has worked with communities within Ireland and internationally.