The following directories are available in electronic format only, these directories provide information on the Top 1000 businesses in selected geographical areas and business sectors in Ireland.

They provide the most comprehensive collection of information on the top companies, organisations and government bodies. Details available in each directory include the following -

-The name of Managing Director/CEO and job title.
-Company Name & Address.
-Phone, Fax, E-mail and Web Address.
-Business Activity and SIC Code.
-Number of Staff employed.

Entry into the directories was based on selecting the largest employers within each sector/geographical area.