QuestMark offers a wide variety of custom data processing services.  Our services include:

• File Conversion
• Mailing List Data Conversions
• Mailing List Data Manipulation (Record suppression, concatenate fields, cells, columns, etc.)
• Merge/Purge (Duplicate elimination)
• CASS Certification (Coding Accuracy Support System)
  • Address Standardization
  • Zip + 4 Appending
• Postal Qualification
• Presorting and Barcoding
  • Intelligent Mail Bar Coding (IMBC) for Postage Discounts
• NCOA (National Change of Address)
  • 18 Month NCOA
  • 48 Month NCOA
• Deceased matching
• Felon matching
• Email validation
• Data mining