Cillian Totterdell specialises in climate, chemicals and energy policy. His clients have included GasNaturally, an association representing companies from the full length of the gas value, the Titanium Dioxide Manufacturers Association, who he advises on affairs related to chemicals policy, and the Institutional Investors Group on Climate Change, long term investors advocating for strong climate action. Prior to joining FleishmanHillard, Cillian worked for the NGO Building Markets, which supports small businesses in developing countries such as Timor-Leste, Afghanistan and Haiti. Cillian holds a BA Int. from University College Dublin.