Who are Nielsen TAM?

Nielsen Television Audience Measurement have been providing the ratings measurement service in Ireland since 1996. Their current measurement contract runs from 1st September 2017 until 31st August 2019.
Nielsen measure over 40% of the world’s TV viewing behaviour in multiple countries across 5 continents. The document below gives information on how TV audiences are measured in Ireland.

This document gives a full explanation of the TAM Ireland Nielsen service in a simplified easy to use format.