15 Best B2B Data Enrichment Tools That Hunt Leads for You

You get a lead.

The name is there. Maybe an email. A company domain if you're lucky.

But no job title. No phone number. No LinkedIn profile.

So your rep spends 10 minutes Googling. Or they skip it.

Or worse—they pitch with a generic email that goes nowhere.

And this happens every day across dozens of leads.

Now multiply that across your whole pipeline, and that's the real cost of missing data. B2B data enrichment tools exist to fix this. They fill in the blanks automatically, so your team doesn't have to. This guide breaks down the 15 best options, grouped by what they're actually good at—plus a simple framework to help you choose the right one.

What Is a B2B Data Enrichment Tool?

A B2B data enrichment tool fills in the missing details about your leads, contacts, or accounts automatically. It pulls data like job titles, company size, industry, tech stack, LinkedIn profiles, and buying signals—then adds it to your CRM or lead lists without manual research.

What B2B Enrichment Tools Provide:

Best LinkedIn B2B Data Enrichment Tools

Perfect for enriching leads with LinkedIn profile data, company information, and verified contact details.

#2

Apollo.io

All-in-One Sales Intelligence

Apollo.io combines a massive B2B database (270M+ contacts) with sales engagement and enrichment capabilities. It's designed as an all-in-one platform for prospecting, enrichment, and outreach.

Key Features:

  • Large contact database with filtering
  • Real-time enrichment + bulk uploads
  • Chrome extension for LinkedIn
  • Email sequencing built-in

Starting Price

Free - $149/user/month

Free tier with limitations

#3

Lusha

Contact Enrichment via Browser Extension

Lusha is a popular browser extension that reveals contact information as you browse LinkedIn profiles. It's designed for quick, one-off enrichment rather than bulk processing.

Key Features:

  • LinkedIn Chrome extension
  • Email and phone finder
  • CRM integrations
  • API access on higher plans

Starting Price

$29 - $79/user/month

Credit-based pricing

Real-Time & Form Enrichment Tools

Best for instantly enriching leads as they come in through web forms or live interactions.

#4

Clearbit

Real-Time Form & API Enrichment

Clearbit excels at real-time enrichment for web forms and visitor identification. It automatically populates 100+ data points per lead as they fill out forms, helping reduce form fields and increase conversions.

Key Features:

  • Real-time form enrichment
  • Anonymous visitor identification
  • Tech stack detection
  • Strong CRM integrations

Starting Price

$99 - $999+/month

Free tier available

#5

FullContact

Identity Resolution & Consumer Data

FullContact specializes in identity resolution, turning basic contact info (like an email) into a complete profile with job history, social profiles, and demographics.

Key Features:

  • Identity graph enrichment
  • Social profile matching
  • Batch and API enrichment
  • Photo enrichment for CRMs

Starting Price

Custom Pricing

API-based pricing

Intent-Based & Predictive Enrichment

Ideal for identifying in-market accounts and enriching data with buying signals.

#6

6sense

AI-Powered Account Intelligence

6sense goes beyond basic enrichment by providing predictive insights and buyer intent data. It helps identify which accounts are actively researching solutions and enriches them with real-time signals.

Key Features:

  • Predictive lead scoring
  • Intent data signals
  • Account-based enrichment
  • Buying stage identification

Starting Price

Contact for Pricing

Enterprise platform

#7

ZoomInfo

Enterprise B2B Intelligence Platform

ZoomInfo is a comprehensive B2B intelligence platform with a massive proprietary database, buyer intent data, and deep enrichment capabilities. It's designed for enterprise sales teams with big budgets.

Key Features:

  • 135M+ contact database
  • Buyer intent tracking
  • Technographic data
  • Org chart mapping

Starting Price

$15,000+/year

Enterprise pricing • Annual contracts

#8

Demandbase

Account-Based Marketing Intelligence

Demandbase focuses on account-based marketing with intent data, account de-anonymization, and rich firmographic enrichment. It's built for ABM-focused teams.

Key Features:

  • Account intent signals
  • Website visitor identification
  • ABM orchestration
  • Firmographic enrichment

Starting Price

Contact for Pricing

Enterprise ABM platform

Bulk Enrichment & CRM Integration Tools

Great for cleaning up large datasets and syncing enriched data directly with your CRM.

#9

Clay

Multi-Source Data Enrichment Workflows

Clay is a powerful data operations platform that aggregates data from 100+ sources and uses AI to enrich, personalize, and automate outreach workflows. It's like a spreadsheet on AI steroids.

Key Features:

  • 100+ data source integrations
  • AI-powered research agent
  • Custom workflow automation
  • Spreadsheet-style interface

Starting Price

$149 - $800/month

Free tier available

#10

UpLead

High-Accuracy B2B Contact Data

UpLead focuses on quality over quantity, offering 95% verified contact data with real-time email verification. You only pay for valid, deliverable contacts.

Key Features:

  • 95% email verification accuracy
  • 160M+ contact database
  • Technographic filtering
  • Chrome extension

Starting Price

$74 - $299/month

Pay only for valid contacts

#11

Lead411

Direct Dials & SMB-Focused Data

Lead411 specializes in providing verified direct dial phone numbers and is particularly strong for small to mid-sized business targeting. Data is updated every 90 days.

Key Features:

  • Direct dial phone numbers
  • 90-day data refresh cycle
  • Advanced filtering by tech stack
  • Growth intent signals

Starting Price

$99 - $899/month

Good for small teams

#12

Snov.io

All-in-One Lead Gen Suite

Snov.io combines email finding, verification, and cold outreach in one platform. It's particularly useful for SMBs looking for an affordable all-in-one solution.

Key Features:

  • LinkedIn email finder
  • Email verification built-in
  • Drip campaigns
  • Technology lookup

Starting Price

$39 - $189/month

Trial available

Specialized & Niche Enrichment Tools

Tools with unique focus areas like technographics, identity resolution, or specific regions.

#13

Datanyze

Technographic Data & Contact Finder

Datanyze focuses on technographic enrichment—identifying what technologies companies use. It's ideal for targeting based on tech stack and includes a solid Chrome extension.

Key Features:

  • Tech stack identification
  • LinkedIn Chrome extension
  • Contact enrichment
  • Good for US/EU markets

Starting Price

$29 - $99/month

Affordable for startups

#14

Kaspr

LinkedIn Sidebar Extension

Kaspr is a Chrome extension that appears as a sidebar on LinkedIn, revealing contact information without disrupting your workflow. Best for European contacts.

Key Features:

  • LinkedIn sidebar integration
  • Email and phone finder
  • Strong EU coverage
  • CSV export

Starting Price

$49 - $99/month

Credit-based model

#15

Adapt.io

B2B Contact & Company Database

Adapt.io provides B2B contact data with a focus on accuracy and ease of use. It includes a LinkedIn plugin and CRM integrations for seamless enrichment.

Key Features:

  • 150M+ contact database
  • LinkedIn plugin
  • Real-time + CSV enrichment
  • Salesforce integration

Starting Price

$49 - $299/month

85% accuracy reported

When Do You Actually Need a B2B Data Enrichment Tool?

You likely need one if any of these apply to your sales or marketing operations:

Ready to Enrich Your B2B Data?

Start with LinkFinder AI and instantly fill in missing contact details, company data, and LinkedIn profiles—without risking your LinkedIn account.

10,000 records included • Full API access • GDPR compliant • Cancel anytime