Founded in 1999, Advice & Opinion is a market research and public opinion institute based in Spain. The company is dedicated to providing high-quality, reliable data through a variety of methodologies, including telephone surveys (CATI), online surveys (CAWI), personal interviews, and mystery shopping. Their mission is to help clients understand their markets, customers, and the general public by transforming raw data into strategic knowledge, covering sectors from finance and telecommunications to retail and public administration.

Founded in

Germany