Possibly slightly complicated by the recent Transdev deal.
http://www.veolia-transport.ie/conte...?_p_=41&_pp_=8
http://www.veolia-transport.ie/conte...?_p_=26&_pp_=8
There is a company TRANSDEV RATP IRELAND LTD. Veolia has a bunch of companies in the waster, water and environmental area. Dalkia again has several companies and seems to operate in energy and maintenance services.