ListK provides the underlying building blocks and data used by 4 of the top 5 business list companies globally. With ListK as your partner you can expand your business contacts database (we keep the largest and most complete global executives masterfile), better target your existing contacts (we can append over 60 elements such as email, Industry, Function, Geo, Schools, Gender, Pay, Size, Skills, etc), reach them in more ways such as highly targeted display ads, and improve delivery such as emails with our B2B-optimized system.