MRI-Simmons | 3,528 followers on LinkedIn. Empowering Action from Insights | MRI-Simmons is the leading provider of insights on the American consumer. With transparency and methodological rigor as its foundation, MRI-Simmons makes consumer data smarter and empowers action from insights. A trusted provider of consumer data for over 60 years, MRI-Simmons possesses one of the few probabilistic, privacy-compliant data sets that is widely used for consumer profiling, media planning, data enrichment, and activation.