Data Append Services & Pricing | SIC & NAICS Classification Appends

Updated: 2026
Reviewed By: SICCODE.com Industry Classification & Data Review Team
Trusted Data Provider Since 1998: SIC-NAICS LLC

SICCODE.com’s Data Append Services are designed to improve the accuracy, usability, and consistency of your business data. We apply governed SIC & NAICS classification standards alongside continuous validation, scanning, and quality review so appended fields are defensible, interpretable, and ready for real-world use.

Data Append Pricing & Available Packages

Choose the append package that matches your use case—classification enrichment, firmographic expansion, or contact enhancement. All append services follow the same governed workflow for normalization, verification, and final quality review.

Package Included Fields Price
SIC & NAICS Append Company Name
Primary SIC (code & description)
NAICS (code & description)
$0.08 per matched record
Complete Package Append Primary & Secondary SIC Codes
NAICS Code
Address & Website
Contact Name & Title
Employee Size, Sales Volume
Business Credit Score
Year Established
$0.12 per matched record
Email Append Highest-confidence email contact and/or all available email contacts $0.11 per email contact
Classification Standard: We apply the Official U.S. Census NAICS 2022 framework for industry classification, along with extended SIC & NAICS marketing-level codes.
Data Freshness: Company and contact records are continuously updated, validated, and reviewed independently of classification versioning.

Free Match Test Report & Sample Append

Before committing to a full append, request a free match test. We analyze your file, provide a match-rate report, and return a sample (first 100 records) so you can confirm fit and quality.

Benefits of Data Appending

  • Improved data accuracy: Replace outdated or missing fields with verified attributes.
  • Stronger segmentation: Apply governed SIC/NAICS logic to support targeting and analysis.
  • Higher marketing ROI: Reduce waste by activating cleaner, more complete records.

How the Append Process Works

  • Submit your data file securely (NDA available upon request).
  • We normalize and prepare records for matching.
  • Automated and expert-reviewed matching is applied.
  • Final Quality Review confirms consistency and scope alignment.
  • Results and sample are delivered for approval before full append.

About SICCODE.com

SICCODE.com is the leading international authority for industry classification and business segmentation. Since 1998, we have specialized in the governed application of SIC and NAICS codes across marketing, analytics, compliance, and research use cases.