Nielsen Holdings PLC's CFO and COO, David Anderson, resigned from the company, effective Dec. 31.

The global measurement and data analytics company commenced a search for a successor with the help of an external firm, according to a Dec. 23 company release.

Anderson was named Nielsen's CFO in September 2018 and was given the additional responsibilities of the company's COO role in March this year.

In a statement, Nielsen CEO David Kenny said the planned separation of Global Media and Global Connect businesses to create two independent, publicly traded companies remains on track.