Private company

NIQ

American marketing research firm

NIQ (also known as NielsenIQ, formerly known as ACNielsen or AC Nielsen) is an American marketing research firm, with worldwide headquarters in Chicago, Illinois, United States. The company has approximately 30,000 employees and operates in more than 100 countries.2 From Wikipedia, CC BY-SA 4.0

Last updated Oct 16, 2026.

Overview

1923Founded1

See how the biggest companies compare on our leaderboards

The story

Founded by Arthur Nielsen in 1923.1

Leadership

Who has led NIQ, and when. Pick a name to see everywhere that person has worked.

Timeline

  1. 1923Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2