Team Members

Zero Waste Alliance Ireland (ZWAI) is a member-based environmental NGO, a limited liability company and a registered charity. ZWAI consists of a network of members who dedicate their time voluntarily to the organisation and who constitute the primary policy-making body of ZWAI. A management board is democratically elected by our members and are responsible for supervising the activities of ZWAI and for ensuring that the charity abides by its aims. ZWAI also employs a part-time researcher and membership secretary to help with the workload. 

Find out more about our board members below:

Ollan Herr

Ollan Herr

Chairman of the board

Ollan Herr is one of the founding members of ZWAI and has played a huge part in the running of the organisation since it’s establishment. Ollan is currently the Chairman of ZWAI’s board of directors.

Ioannis Zabetakis

Ioannis Zabetakis

Head of Department of Biological Sciences

a Senior Lecturer and Head of the Department of Biological Sciences in the University of Limerick (UL)

Jack O'Sullivan

Jack O'Sullivan

Co-founder of ZWAI and a member of An Taisce

Jack is a co-founder of ZWAI and a member of An Taisce. He is a former chair of the Environmental
Executive Committee; currently vice-chair of the Westmeath Association of An Taisce; member of the
Council of An Taisce; founder member of the An Taisce Climate Committee.

Claire Keating

Claire Keating

ZWAI Member

Claire joined ZWAI in 2019 to learn more about zero waste and the circular economy with a view to working towards making Limerick Ireland's first zero waste city and county.

Sean Cronin

Sean Cronin

IEN & EP Representative

Sean was a co-founder of Zero Waste Alliance Ireland in
2004 and was previously founding Chairman of CHASE (Cork
Harbour Alliance for a Safe Environment) in 2000.