Our Staff

Karen Ciesielski


Karen Ciesielski is the Coordinator of the Environmental Pillar. With 20 years experience in non-profit management, fundraising, communications, advocacy and campaigning, Karen works to promote the interlinked principles of environmental, social and economic sustainability by supporting Pillar members. She is also the CEO of the Irish Environmental Network.

Justin Byrne


Justin is the Administrator for the Environmental Pillar, having joined the organisation in 2010. Previously he worked for KPMG as IT Operations Manager and prior to that in management for a division of Unigate PLC in London. He has extensive experience in planning issues. Justin is also the COO of the Irish Environmental Network.

Ciaran Brennan

Communications Officer

Ciaran is the Communications Officer for the Environmental Pillar. Ciaran has many years’ experience as a journalist and as a public relations/communications specialist. He has a keen interest in environmental protection and advocacy and has worked with Wildlife Rehabilitation Ireland, written for the ThinkorSwim climate action blog and currently is working on a small rewilding/nature restoration project on his own land.