Gain a Better Understanding of Your Customers with an SL360 Data Append

Understanding who your customers are can be easy and cost-effective. Data Appends help you fill gaps and acquire new information about your current customers. You can then use this information to identify unique attributes of your best and most profitable customers to better target and find prospects just like them!


Consumer Data Append

Append demographics, psychographics, and buyer behavior data to your consumer database for enhanced insight, segmentation, and personalization. We offer more than 3,000 categories of data including demographics, interests, brand preferences, unique IDs, and more!


Business Data Append

Fill gaps in your business database and pinpoint the true decision makers who need your product or service using the widest available selection criteria including business type (SIC, NAICS code), executive title, and company size.

How Data Append Works (Just 3 Easy Steps!)

How Data Append Works

Learn About our Data Append

1 Inquire with us at

2 We'll reach out within the next business day to schedule a video call

3 Discuss how a SL360 Data Append can help your business with our Support Team over a video call and we will send you a $25 Amazon gift card.

Frequently Asked Questions

A SL360 Data Append starts at just $250! Choose one of our standard cost-saving packages, or select elements on an a la carte basis. Please contact out SL360 Support Team at or 800.305.7707 for an estimate. You can also chat with us in the chat box in the corner of this webpage.

  • Your file may only include customer records. Emails cannot be appended to prospect records.
  • Your file must be in one of the following formats:
    • CSV
    • Excel (97 or newer)
  • Files require field headers in the first row and must include ALL of the following fields:
    • First Name
    • Last Name
    • Address
    • City
    • State
    • ZIP Code (5-digit)
  • Your file name may only contain letters and/or numbers. File names with special characters including spaces and periods will be rejected.

Depending on the size of your file you may receive results in 2-4 hours after loading your customer file.

Appending your current database allows you to define unique attributes of your best and most profitable customers, anticipate likely future behaviors and buying trends, and identify prospects most like your best customers.

We have over 3,000 categories of data available for you to choose from. Check out our Data Targeting Guide here!

Inquire with our friendly Data and Digital experts for a free consultation!