Clean and Enrich Contact Records – in the Cloud, in Excel, or on your Desktop with Listware

Data is the lifeblood of your business; driving every aspect of customer communication, analytics, decision-making and strategy. But data goes stale fast – at an average rate of 2 percent per month.

Melissa’s Listware is the all-in-one data quality tool designed to stop bad data in its tracks. It’s affordable and easy to use with pay-as-you-go pricing that includes up to 1000 free credits every month.
Learn more about Listware credits.

No contracts, no hidden fees, no bloated plans. Getting data clean couldn’t be easier!

  • Verify and update customer records to improve marketing and sales effectiveness
  • Standardize data and dedupe records to improve the accuracy of reporting
  • Add detailed property, demographic and firmographic info for more precise segmentation, lead scoring, territory planning, etc.
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Listware Versions and Capabilities

Self-Service Data Quality Tools - Listware Online Highlights

Listware Online Highlights

  • No software needed
  • Easily upload your file from anywhere: laptop, iPad, or even mobile
  • Select your cleansing functions and Listware Online notifies you when your file is ready
Self-Service Data Quality Tools - Listware for Excel Highlights

Listware for Excel Highlights

  • Easy list cleaning with enterprise-like power
  • Open a spreadsheet, hit the Listware button and start cleaning
  • Color coded reporting shows you how many records are good, bad, corrected
Self-Service Data Quality Tools - Listware Desktop Highlights

Listware Desktop Highlights

  • Open source software for developers: easy installation and customization
  • Easily modify the code to add the features you want

Listware Capabilities

Self-Service Data Quality Tools - Address Verification

Address Verification

Verify, correct, and standardize U.S., Canada and international addresses to local postal formats for over 240 countries to ensure deliverability.

Self-Service Data Quality Tools - Address Autocomplete

Address Autocomplete

Quickly and accurately autocomplete U.S. and international addresses – reducing keystrokes by up to 50% while ensuring only valid, properly formatted data is applied to your records.

Self-Service Data Quality Tools - Phone Verification

Phone Verification

Verify U.S., Canada, and international numbers, append useful geographic information associated with the phone number, and perform premium real-time checks to distinguish live numbers and phone types.

Self-Service Data Quality Tools - Email Verification

Email Verification

Validate and parse email addresses, correct common typographical errors, and standardize email addresses to improve deliverability and reduce spam. Features real-time email mailbox verification to remove up to 95% of bad emails at point of entry.

Self-Service Data Quality Tools - Complete U.S. Data Quality

Complete U.S. Data Quality

Verify name, address, email, and phone associated with a record, get the most up-to-date address, and enrich records with rooftop geocodes (lat/longs) and missing email, phone, address, and demographic data.

Self-Service Data Quality Tools - Duplicate Check

Duplicate Check

Check, find, and prevent duplicate records and clean up duplicates that are already in your database. Utilizes fuzzy matching methods to find hard-to-detect duplicates caused by misspellings, typos, and different formatting.

Self-Service Data Quality Tools - Change of Address

Change of Address

Update the addresses of U.S. and Canadian customers that have moved to reduce waste and costs associated with returns, qualify mailings for postal discounts, and keep customer communications viable

Self-Service Data Quality Tools - Business Firmographics

Business Firmographics

Add company name, address, StockTicker, website info, phone numbers, SIC codes, employee size, and more for over 25 million U.S. businesses to improve lead scoring and drive better informed decisions.

Self-Service Data Quality Tools - Property Data

Property Data

Enrich records with 400 fields of property and mortgage data on over 140 million U.S. properties.


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A demonstration with one of our representatives gives you a first-hand look at our products in action. Request one today.

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