Data Append for Third-Party Sellers

Remarket to your customers. Grow your business.

Finally, a social media retargeting tool for third-party sellers.

As a third-party seller, the marketplaces you sell within may not allow you to have direct access to your customers. With Datafinder's Online Audience Builder, you can build relationships with your customers while still abiding by the rules of those third-party marketplaces. Create data-enhanced custom audiences out of your customer lists to turn past purchasers into repeat customers or promoters by effectively reaching them with retargeting ads on social media. Third-party sellers typically see match rates on social media campaigns increase by 3x after using Datafinder's Online audience Builder.

How it works

  1. Sell your product from a third-party marketplace.

  2. Download your customer list of names and addresses from third-party marketplace.

  3. Use Datafinder's Online Audience Builder to append additional contact points to your list.

  4. Upload enhanced audience into advertising platform of your choice and retarget your past purchasers with social media ads.

  5. Obtain repeat customers & maintain brand loyalty.

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Enhanced data for maximum reach

If you were to upload your constituent lists without any data enhancement directly into advertising platforms like Facebook, chances are you would only be able to find as little as 15% of them. Datafinder is powered by one of the industry's richest identity graphs, layering tons of historical contact points to your lists, improving your match rates.

Advertising Platform Match Rates*

Before Datafinder

After Datafinder
How can a Predictive Wealth Score help my organization?
Facebook Advertising

How can a Predictive Wealth Score help my organization?
Facebook Advertising
How can a Predictive Wealth Score help my organization?
Google Advertising

How can a Predictive Wealth Score help my organization?
Google Advertising
How can a Predictive Wealth Score help my organization?
Linkedin Advertising

How can a Predictive Wealth Score help my organization?
Linkedin Advertising
How can a Predictive Wealth Score help my organization?
Programmatic Advertising

How can a Predictive Wealth Score help my organization?
Programmatic Advertising
*Metrics are based on an average of several controlled match rate tests.
Results may vary based on the quality, quantity, and format of input data.
Frequently Asked Questions
  1. Why does my final audience contain old/invalid contact information?

    Datafinder's online audiences are enhanced for social media and display advertising purposes only. The data in these files are not meant for direct outreach. These files contain numerous historical contact points for individuals which can dramatically increase match rates for building custom audiences through online advertising platforms.

  2. What information do I need to have in my lists?

    Datafinder has modeled several predictive scores using Versium's LifeDataDatafinder's Online Audience Builder accepts the following inputs: First/Last Name, Phone Number, Postal Address, Email Address. The more information you have on your customers, the better. ®

  3. Who does Online Audience Builder work for?

    Any marketer who wants to run social media or display ads to target or retarget a custom list of customers.

  4. What platforms can I use the audiences for?

    Any advertising platform that allows uploading and targeting of custom audiences. For example, Facebook, LinkedIn, Twitter, and Google.


Create your Free Account to get started
Here's what Datafinder offers:
  • Consumer Data Append

    Append consumer contact data, such as email address, phone number and postal address, as well as household financial data and demographic data to your customer lists with match rates as high as 85 percent.

  • Online Audience Builder

    Do you have a high quality list of customers or prospects but you're only reaching a small percentage of your list through online ads? Datafinder appends multiple contact data points to improve online match rates by up to 3x.

  • Data Hygiene and Validation Services

    Clean up your data, fix contact data and validate email addresses and phone numbers.

  • Datafinder APIs

    Use all of the services above through real-time RESTful API endpoints. Get access to the data you need where you need it so you can easily act on it.


Create your free account

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