A name without an email is a dead end. A company record without a phone number is a guess. A mailing list without verified postal addresses is a budget drain waiting to happen.
You already have contacts in your database, but you might not have the full picture for each one. Job titles are missing, direct dials are blank, or firmographic fields are empty. Each of these gaps can cost you through bounced emails, missed calls, misdirected mail, and leads that get scored incorrectly before your team even reaches out.
ContactMetrix Data Appending Services help you fill in the blanks. We compare your records against several trusted data sources and add only the missing details, leaving your existing information untouched. You end up with a cleaner, more complete database that works the way you always wanted it to.
RECORDS APPENDED
OPT-IN SOURCED
ACCURACY
GDPR | CCPA | CAN-SPAM COMPLIANT
You see it in bounce reports, missed calls to decision-makers, wrong lead scores, and undelivered mail. Incomplete CRM data is more than just a database problem—it affects your sales, marketing, and revenue, and it only gets worse if left unchecked.
ContactMetrix Data Appending Services fix this by adding missing details to the records you already have. We do not replace your database. Instead, we identify gaps, verify information across multiple sources, and add accurate contact, company, and firmographic data to your CRM. Our B2B Data Appending Services typically reach 85–90% match rates for emails and 70–80% for phone numbers and firmographic data when company identifiers are clear.
Transform incomplete CRM records into useful contact profiles with verified emails, direct dials, mailing addresses, and firmographic and technographic data. This helps you reduce returned mail, improve lead scoring, and ensure your sales team reaches the right people.
B2B Email Appending Services from ContactMetrix enrich missing business emails by matching contact names and company domains against verified data sources.
A main switchboard number is not the same as a direct dial, it slows you down. With ContactMetrix Phone Number Appending, you get verified direct dial added to your contacts.
Sometimes you only have an email address and nothing more. Names, job titles, and company details may have disappeared over time. Reverse Email Appending starts with the email and matches it to verified databases to find the full profile
Append company size, revenue, industry, employee headcount, SIC and NAICS codes, and ownership details with Firmographic Data Appending to improve lead scoring, ABM targeting, and territory planning.
Technographic Appending identifies CRM, marketing automation, ERP, and technology stack data, helping SaaS vendors and IT providers personalize outreach with relevant account insights.
Mailing Address Appending and Postal Address Appending check, correct, and standardize business addresses. This reduces returned mail and helps your campaigns reach their targets.
Demographic Data Appending enriches records with age range, job function, seniority, and education data for better audience segmentation and personalized marketing.
Geographic Data Appending adds verified city, state, ZIP code, country, and regional data to support territory planning and location-based campaigns.
Social Profile Appending enriches contact records with verified LinkedIn profile URLs and professional social links, giving sales teams valuable context before outreach.
Behavioral Data Appending adds engagement, purchase history, and behavioral signals to improve customer segmentation, predictive modeling, and upsell opportunities.
Customer Data Appending refreshes outdated customer records with verified business emails, updated contact details, and current firmographic data to improve retention and growth campaigns.
Contact Data Appending
Company Data Appending
Advanced Data Appending
Use B2B Data Appending Services to enrich lead forms with contact, firmographic, and technographic data, enabling better segmentation, personalization, and lead scoring.
Email Appending Services and Phone Number Appending provide verified emails and direct dials, helping sales teams connect with decision-makers faster.
Database Appending Services and CRM Data Append fill missing CRM fields, improve data quality, and keep records complete for reporting and automation.
Firmographic Data Appending and Technographic Appending build complete account profiles for personalized ABM campaigns and enterprise sales outreach.
B2B Data Appending Services and Demographic Data Appending complete missing fields, improving reporting, predictive analytics, and customer segmentation.
B2B Email Appending Services check every email before adding it to your CRM. This reduces bounce rates, protects your sender reputation, and helps your emails get delivered.
Phone Number Appending provides verified direct dials and mobile numbers, helping sales teams increase connect rates and reach decision-makers faster.
CRM Data Append adds verified records to Salesforce, HubSpot, Pipedrive, and Dynamics. This improves lead scoring, routing, and marketing automation.
Firmographic and Technographic Appending give you the account insights you need to personalize ABM campaigns using industry, revenue, and technology data.
Mailing Address and Postal Address Appending checks and standardizes business addresses. This reduces returned mail and helps your direct mail campaigns perform better.
Every appended record is verified through Multi-Source Matching and refreshed every 30–45 days, maintaining 90% data accuracy .
Our Multi-Source Matching process checks multiple verified databases to maximize match rates and fill more records than single-source providers.
Get Email Appending, Phone Number Appending, Firmographic, Technographic, Mailing Address, Demographic, Geographic, Social Profile, Behavioral, and Customer Data Appending from one trusted provider.
All Data Appending Services are sourced from opt-in, permission-based data and maintained in compliance with GDPR, CCPA, and CAN-SPAM regulations.
Hard bounces and undeliverable appended records are replaced or credited at no additional cost.
Receive CRM-ready .xlsx and .csv files, field-mapped for Salesforce, HubSpot, Pipedrive, and Microsoft Dynamics, with delivery in 3–5 business days.
Step 01
Send us your CRM export, customer database, or contact list. Your data stays confidential and is protected by an NDA. We securely review each record to identify missing emails, phone numbers, company details, and other fields to append.
Step 02
Our Data Appending Services add verified business emails, direct dials, mailing addresses, firmographics, technographics, and other missing fields from several trusted data sources.
Step 03
We cross-check every appended email, phone number, address, and company detail using our Multi-Source Matching process to maximize accuracy and match rates.
Step 04
We standardize, remove duplicates, and format appended records for Salesforce, HubSpot, Pipedrive, Microsoft Dynamics, and other CRMs. All records meet GDPR, CCPA, and CAN-SPAM requirements.
GDPR · CCPA · CAN-SPAMStep 05
You’ll get your updated database with appended emails, phone numbers, company details, mailing addresses, and any other requested fields in CRM-ready .xlsx or .csv format.
CRM Ready · .xlsx & .csv| Company Name | Website | Contact Name | Existing Data | Appended Email | Appended Phone | Appended Company Data | Status |
|---|---|---|---|---|---|---|---|
| Northgate Capital Group | www.******.com | * * * * * * * * | Name Only | * * * * * * * * | +1 (***) ***-**** | Revenue • Industry | Appended |
| Meridian Tech Solutions | www.******.com | * * * * * * * * | Email Only | Verified | +1 (***) ***-**** | Headcount • SIC | Completed |
| Coastal Advisory Partners | www.******.com | * * * * * * * * | Company Only | * * * * * * * * | +1 (***) ***-**** | NAICS • Revenue | Verified |
| Venture Bridge Group | www.******.com | * * * * * * * * | Partial CRM | * * * * * * * * | +1 (***) ***-**** | Industry • Employees | Matched |
ContactMetrix gathers appending data from verified, business-relevant, and publicly available sources. Every record passes through a multi-step matching and verification process combining automated field validation, cross-source data matching, and manual quality review, ensuring accuracy, relevance, and compliance for professional sales, marketing, and data operations workflows.
Preview appended, verified records tailored to your database requirements, ready for CRM import and campaign execution.
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FREE SAMPLE DATA
Get a free sample of verified B2B contacts built around your exact targeting needs.
