Working towards a sustainable environment

About Us

David O’Connell B.Agr.Sc

David graduated with (B.Agr.Sc) at UCD in 1990. Prior to working as a private agricultural consultant, David worked with IAS Laboratory for six years, as an account manager. David’s main area of expertise was on-farm advice on nutrient deficiencies and imbalances. David setup OCAE Consultants Limited in 1997 offering integrated agri-environmental advice as a means to evironmental sustainability in agriculture. David is the founder and Managing Director of OCAE Consultants Limited and is responsible for overall company management, direction and business development. David is solely responsible for the provision of consultancy to the bloodstock industry and has been servicing clients in this sector since 1990.


Karen Mahon B.Sc.MSc.(Env. Res. Man.), Dip EIA, AIEMA

Karen is a co-founder of OCAE Consultants Ltd. Karen worked in environmental conservation in Ecuador & the Galapagos Islands, South America for 6 years before returning to Ireland as an independent environmental consultant, specialising in EIA . Karen has worked with the packaging compliance scheme Repak and in the set up of WEEE Ireland, the main compliance scheme for waste electrical and electronic goods. Karen currently manages the environmental compliance area of OCAE Consultants Limited and is the Irish representative of the European Aluminium Association and founder of ALUPRO Ireland, a not for profit organisation aimed at promoting aluminium packaging recycling (


Ivan O’Neill B.Agr.Sc

Ivan graduated with B.Agr.Sc and is an approved FAS (Farm Advisory Service) advisor.

Joe Packman B.Sc

Joe graduated with a BSc in Physical Geography and Geology from Edge Hill University in 2015. Joe worked as a geochemical field sampler for the Tellus Project in 2017.

Aine Corrigan B.Agr.Sc

Aine graduated with B.Agr.Sc from UCD in 2018.

Martin Cody B.Acc.