Best B2B Data Enrichment Tools in 2025

Outdated or incomplete B2B data can slow down sales pipelines, lower lead quality, and reduce campaign performance. When job titles, company size, or contact details are missing or inaccurate, teams lose hours verifying records manually and waste budget reaching the wrong prospects.

A reliable data enrichment tool solves this by automatically updating firmographic and contact data, validating information in real-time, and syncing accurate records to your CRM. Sales teams reach verified prospects, recruiters find qualified candidates faster, and marketing teams segment and personalize outreach more effectively.

In 2025, enrichment APIs are essential for teams that want cleaner data, faster workflows, and better compliance. This guide covers the key problems enrichment solves, from poor lead scoring to CRM duplication, and lists the top tools trusted by B2B teams this year.

What is a Data Enrichment Tool?

A data enrichment tool is a software solution that adds or updates verified business information about an entity, such as a company or a person from trusted external and internal sources.

This improves the accuracy and depth of contact and company records, supporting better lead scoring, segmentation, targeting, and CRM hygiene.

Enrichment tools are used in B2B sales, marketing, and recruiting workflows to reduce manual updates and keep databases current and reliable.

Below are some of the most common ways businesses apply B2B data enrichment across different workflows, from keeping CRM records up to date to verifying identities for compliance.

1. CRM data enrichment 

CRM data enrichment is the process of adding verified, up-to-date details to the customer and lead records stored in your CRM. This turns basic entries like a name and email into complete profiles that include firmographics, technographics, and behavioral data.

For example, instead of asking prospects to fill out lengthy forms, teams can collect just an email address through a sign-up and then enrich that record with the person’s company name, job title, industry, or recent activity. Sales teams can also ensure their database of outbound leads are comprehensive and accurate. This gives sales and marketing teams the context they need to personalize outreach, segment lists accurately, and prioritize high-fit leads.

Enriching CRM data improves record accuracy, saves time on manual research, and helps teams engage prospects with relevant messages that drive conversions.

2. Lead Enrichment

Lead enrichment focuses on improving the information on target prospects teams want to reach out to by adding verified details that turn basic contacts into complete profiles. This helps sales and marketing teams qualify leads faster, score them accurately, and tailor outreach based on real buying signals.

For example, if a sales rep or an AI SDR finds a person in a relevant role working at a target company, a lead enrichment tool can automatically add data like job description, job history, social activity, more firmographic signals about the company.

Automating lead enrichment reduces manual research, shortens response times, and keeps teams focused on prospects who match their ideal customer profile. 

3. Candidate Profile Enrichment

Candidate profile enrichment updates basic application data with verified details from multiple sources to build a complete, up-to-date view of each applicant. This goes beyond a standard resume by adding information from professional networks, public profiles, or industry databases.

For example, if a candidate submits only a resume and email, enrichment can add recent job changes, relevant skills from public portfolios, social activity, verified social profiles and more details about the companies they worked at. This helps recruiters assess fit more accurately, shortlist faster, and reduce manual checks during screening.

4. Founder Profile Enrichment

Founder profile enrichment expands on basic founder details by adding verified background and business information from trusted sources. This gives investors, partners, and sales teams a clearer view of a founder’s track record and network.

An enriched profile might combine education history, previous ventures, any work experience, funding rounds, investor connections, recent media coverage, and professional social profiles.

For example, if a CRM entry lists only a founder’s name and company, enrichment can add their prior startups, key funding milestones, published thought leadership pieces or any press mentions.

With this detail, VC teams can assess credibility, tailor outreach, and identify stronger startups for investment opportunities.

5. Identity Enrichment

Identity enrichment is the process of verifying and expanding a person’s profile by combining trusted data from multiple sources. In financial services, this is critical for compliance checks such as anti-money laundering (AML) and Know Your Customer (KYC) regulations. When someone applies for a credit card or loan, lenders need more than just a name; they must confirm identities, check for sanctions, and assess risk.

Modern AI compliance platforms automate this by validating government IDs, scanning sanction lists, and adding supporting details like LinkedIn profiles to confirm employment history.

For example, a fintech lender can enrich an applicant’s basic form data with public profiles, verified work and academic details, helping to detect fraud and reduce money laundering risks.

By automating identity enrichment, organizations speed up onboarding, strengthen compliance, and maintain clear audit trails for regulators.

6. Contact Enrichment

Contact enrichment improves the quality of your existing contact records by adding missing or updated details, mainly verified business emails and direct phone numbers. This ensures teams have accurate, complete contact data for outreach, while staying compliant with privacy laws.

For instance, if your AI Sales or Recruiting agent only has a lead’s name and company, enrichment tools can find and verify their work email, direct dial, or mobile number. These tools check data against trusted sources and validate deliverability to reduce bounces and failed calls.

An accurate contact list means higher email open rates, fewer wasted dials, and more efficient campaigns. By automating contact enrichment, sales and recruiting teams spend less time chasing bad prospects and candidates.  

What defines a good quality data enrichment tool?

1. Data Quality

High-quality enrichment tools pull data from multiple independent sources and verify each field through strict validation loops. Double-verification minimizes errors, lowers bounce rates, and improves targeting accuracy.

2. Coverage

Effective coverage means the tool consistently identifies and matches your ideal audience by location, industry, and decision-maker role. This minimizes wasted spend on irrelevant contacts and ensures you reach all the right prospects across your entire target market.

3. Freshness
On average, B2B data decays at a rate of 2.1% per month, which means contact details like job titles, company names, emails, or phone numbers can quickly become outdated or inaccurate.

Leading tools maintain freshness through real-time APIs or batch updates every 30 days or less. Consistent refresh cycles keep CRM records current, replace outdated contact fields, and improve deliverability and engagement. Providers that guarantee freshness with clear SLAs help teams rely on accurate information at scale.

4. Compliance
Trustworthy enrichment vendors meet GDPR and CCPA requirements, field-level audit trails, and secure API logs. This safeguards your data use in regulated sectors like finance and healthcare. Certifications such as SOC 2 or ISO 27001 should be a minimum standard for any enrichment provider.

5. Support
Strong customer support speeds up adoption and reduces friction. Leading vendors provide dedicated success managers, fast SLA-backed responses, clear onboarding resources, and open API documentation for quick setup.

6. Scalability
Modern enrichment platforms must handle large data volumes, often 100,000+ records per hour,  without slowdowns. Elastic systems and graph-based architectures ensure stable performance under heavy loads. Transparent, usage-based pricing means teams can scale from startup to enterprise without hidden costs or budget surprises.

10 Best B2B Data Enrichment Platforms for 2025

1. Crustdata

Crustdata is a YC-backed real-time data platform that delivers live company and people data through robust APIs, webhooks, and bulk exports. It combines signals from 16+ verified sources and refreshes over 250 datapoints per company and 90 per person to keep every record up to date. Crustdata powers sales, recruiting, investment, and compliance workflows by integrating this data directly into AI agents, platforms, CRMs, ATS and other internal tools.

Key Features

• Extensive Data Coverage: 60M+ companies, 1B+ people profiles, verified business emails, LinkedIn profiles, work history, funding, hiring, and social signals.

• Real-Time & Database Enrichment: On-demand live enrichment for company and people data; cached database updated monthly for bulk use.

• Flexible Delivery & Integration: API-first, webhook triggers, CSV exports, and flat files; integrates into CRM, ATS, sales, and recruiting tools.

• Custom Triggers & Alerts: Provides real-time updates on hiring, job moves, funding, product launches, and press mentions for sales triggers via webhooks. 

2. Clearbit

Clearbit, now Breeze Intelligence under HubSpot, provides company and people data through APIs and webhooks for B2B teams. Its platform enriches CRM and marketing systems with over 100 firmographic and technographic attributes sourced from 250+ providers. Clearbit’s dataset is refreshed every 30 days to keep emails and contact details accurate and support anonymous visitor identification and lead routing.

Key Features

• Comprehensive B2B Attributes: Firmographics, technographics, employee count, revenue, and verified contact information.

• Real-Time Record Updates: Automated refresh triggered as soon as data changes, with machine learning and QA processes for accuracy.

• API-First Integration: Provides APIs and webhooks for direct connection to CRM and marketing platforms.

• Automated Enrichment: Runs continuous enrichment to reduce manual data entry and maintain up-to-date records.

3. Cognism

Cognism is a global B2B contact and company data provider used by over 4,000 companies for sales, marketing, and CRM enrichment. It delivers phone-verified business contacts (Diamond Data®) and GDPR-compliant mobile numbers, with strong European coverage and verified mobile data in the US. Its API and CSV workflows provide real-time updates on contact and company intelligence, including hiring and buyer intent signals.

Key Features

• Data Coverage: Millions of B2B contacts with GDPR-compliant business emails, phone-verified mobile numbers, and firmographic details.

• Company Data: Account-level firmographics, segmentation capabilities, real-time updates on company/job/funding changes.

• People Data: Verified emails and phones, decision-maker and leadership details, LinkedIn profiles.

• Delivery & Integration: API and CSV upload for real-time or bulk enrichment; integrates with major sales and CRM platforms.

• Data Accuracy: High deliverability (97%+ on emails), continual manual and automated data verification.

4. ZoomInfo

ZoomInfo is one of the largest B2B data platforms, providing access to over 100 million company profiles and 200 million professional contact records. Its platform enriches CRM and marketing databases in real time or on a schedule, with over 70 attributes per record, including emails, phone numbers, job titles, industry, and revenue. 

Key Features

• Extensive global data: 100M+ company profiles and 200M+ professional contact records, with 70+ attributes per record.

• Real-time and scheduled enrichment: Keeps CRM and marketing records updated continuously.

• Multi-source aggregation: Data is gathered from over 60 providers to maximize accuracy.

• Native integrations: Works with Salesforce, HubSpot, Marketo, and other major CRM/marketing platforms.

• API & webhooks: Supports flexible enrichment workflows, bulk processing, and deduplication.

• Reporting tools: Database health checks, fill rates, and analytics for ongoing data quality management.

5. Lusha

Lusha provides verified business contact and company data to help sales and marketing teams expand and update their pipelines. It focuses on firmographic details, accurate emails and phone numbers, and CRM-ready data for targeting and outreach. Lusha integrates with CRM systems and sales tools and uses a credit-based model with monthly and annual plans.

Key Features

• Verified Contact Details: Adds business emails and direct phone numbers to lead and account records.

• Firmographic Enrichment: Updates company details such as industry, size, and segmentation.

• Automated CRM Sync: Keeps contact and company data up to date inside existing workflows.

• Flexible Integrations: Connects with popular sales and marketing platforms for easy enrichment.

• Compliance Ready: Operates under GDPR and CCPA guidelines.

6. Apollo.io

Apollo.io helps teams keep prospect and customer data up to date by connecting verified company and contact data to any CRM or sales tool. It combines its own data network with third-party sources and real-time web signals to fill gaps, track job changes, and sync fresh details automatically. Its usage-based pricing and developer-friendly API make it accessible for outreach, enrichment, and automation at scale.

Key Features

• Multi-Source Enrichment: Merges Apollo’s network, third-party providers, and live web signals for maximum coverage.

• Verified Contact Data: Finds valid emails and phone numbers with gold-standard accuracy and multisource checks.

• Automated CRM Sync: Pushes 30+ data points to any CRM on a schedule or in real time.

• Job Change Tracking: Alerts teams when contacts switch roles to keep outreach relevant.

• API & CSV Support: Connects to any system or enriches lists in bulk with flexible delivery.

7. Clay

Clay is an AI-powered go-to-market platform that automates enrichment, lead research, and outreach by connecting with over 75 data providers. Its waterfall enrichment system queries multiple sources in sequence to boost match rates for verified emails, phone numbers, job titles, and firmographics. Clay also uses LLMs to fill custom fields, run web research, and personalize prospecting, while integrating with major CRMs and data stacks through APIs, CSVs, and automated workflows.

Key Features

• Waterfall Enrichment: Runs lookups across 75+ trusted providers to maximize coverage.

• AI Research Agent (Claygent): Uses large language models to enrich missing details and automate lead research.

• Custom Workflows: Automates enrichment, lead scoring, deduplication, and CRM updates.

• Flexible Delivery: Connects via API, webhooks, bulk CSV, and scheduled exports.

• Continuous Sync: Keeps contact and company data fresh through direct CRM and data warehouse integration.

8. BetterContact

BetterContact uses a waterfall enrichment system to deliver verified B2B contact and company data by combining results from over 20 premium providers. It processes billions of global records, verifies emails and mobile numbers with multi-step checks, and charges only for valid data. Pricing starts at $15/month for 200 credits.

Key Features

• Global Multi-Source Coverage: Access to 3B+ contacts with firmographics and technographics.

• Four-Step Verification: Ensures 99.5%+ deliverability for emails and mobile numbers.

• Waterfall Lookups: Sequentially queries multiple providers to maximize match rates.

• Flexible Delivery: Connects via API, Google Sheets, CSV, and CRM integrations.

9. Warmly

Warmly is a lead intelligence platform that helps companies turn anonymous website visitors into identified prospects with verified company and contact details. It uses reverse IP, form data, and third-party sources to match visitors to real profiles and intent signals. The platform integrates with CRM and sales tools to sync enriched records and automate outreach, with free and paid plans for teams of all sizes.

Key Features

• Website Visitor Identification: Matches site visitors to companies and contacts using reverse IP and AI.

• Verified Data: Adds business emails, mobile numbers, LinkedIn profiles, and firmographics.

• Intent Signals: Tracks session details, competitor site visits, job changes, and engagement.

• CRM Integrations: Connects with HubSpot, Salesforce, and other sales tools.

• Automation: Pushes enriched data into sales and marketing workflows automatically.

10. Crunchbase

Crunchbase is a business intelligence platform that provides structured data on private and public companies, including firmographics, funding history, leadership details, and market activity. It aggregates live company information and uses AI-driven analytics to surface high-potential companies and trends.

Key Features

• Advanced Search & Filtering: Find companies by industry, location, size, funding stage, leadership changes, and more.

• Predictive Analytics: Uses AI signals to highlight likely funding rounds, growth trends, and market shifts.

• Automated Prospecting: Suggests leads based on buying signals and company activity; supports bulk imports and exports.

• Real-Time Alerts: Notifies users of funding events, acquisitions, leadership changes, and other updates.

• Company & Contact Data: Provides verified leadership contacts and detailed firmographics.

• CRM & Workflow Integration: Connects with Salesforce, HubSpot, and other tools to sync data and streamline outreach.

API & Marketplace Access: Offers programmatic data feeds and third-party integrations.

Conclusion

Choosing the right B2B data enrichment tool depends on your team’s size, goals, and workflows. Some companies need real-time CRM updates and verified contacts, while others prioritize waterfall enrichment, visitor tracking, or flexible integrations. These ten tools cover different strengths, so focus on what matters most: coverage, accuracy, and cost, and what you need these tools for - updating CRMs or integrating into your AI Agents or platforms.