People Data Labs builds B2B data for developers, engineers, and data scientists.
We empower our clients to build and scale innovative data-driven products using 2.5 billion unique, always-accurate B2B records. Every day, our clients use our data to build person profiles, enrich person records, power predictive modeling, drive artificial intelligence, and build new tools to make their teams more efficient, productive, and successful
PDL licenses their data out to 3rd parties. They are not like Lead411 who is more of a <a href="https://www.lead411.com/zoominfo-competitors/">zoominfo alternative</a>.