Data Verification on an ongoing basis

We have a list of 50-100k B2B Data lists which needs to be call verified. Your callers are available to call, email, or do research on the Internet to verify your contact names, titles, phone numbers, email addresses, and other information needed, thus making sure your list or database is up-to-date. Calling and Verification is very important. Your services should assist in maintaining the highest possible level of data accuracy and immediacy imperative for the successful execution of any data-driven direct marketing, CRM or data warehousing initiative. To achieve this, you should incorporate a phased data verification/update approach utilizing multiple online and offline resources.