Data
October 2, 2025

The Best B2B Sales Data for Outbound Sales

Best pick depends on your motion: most teams win by combining 2–3 sources, pairing credit-based enrichment (e.g. Clay) with CRM-first tools (e.g. Upcell), and avoiding long, bloated contracts until the process is proven.

James Donaldson
Founder
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What Are B2B Contact Database Platforms?

B2B contact database platforms are software tools that help sales teams find accurate, actionable contact information to fuel outbound outreach. These platforms provide key data such as:

  • Names and job titles

  • Emails and direct dials

  • LinkedIn profiles

  • Firmographic and technographic data

They act as the backbone of most sales development workflows, allowing reps to identify, prioritize, and reach out to their ideal buyers faster and with more precision.

Why a Good B2B Contact Database Platform Is Important


The data you use is the foundation of your outbound success. If you're using stale, inaccurate, or generic data, you're setting your team up for missed connections, wasted dials, and confused prospects. The best data platforms help:

  • Improve connect rates

  • Support account-based workflows

  • Enable personalization

  • Eliminate manual research

  • Drive higher quality pipeline

In a world where time-to-pipeline matters, great data is a force multiplier for your sales team.

Key Differences to Evaluate for B2B Contact Data Providers

1. Data Accuracy and Refresh Rate

Questions you need to be asking: How fresh is the data? How often is it validated? What’s the bounce rate on emails? What percentage of contacts have valid mobile numbers?

Look for platforms that:

  • Share refresh cadences openly

  • Offer verified phone and email data

  • Provide intent or behavioral triggers

2. Integration With CRM and Workflows

 B2B data is only valuable if it reaches your CRM and reps seamlessly.


Ensure your data tool integrates with:

3. Available Segmentation Filters

Good filters allow you to narrow down ideal buyers by:

  • Job title, seniority, industry

  • Tech used, hiring patterns, recent news

  • Buyer intent, firmographics, region

4. Customer Support and Data Customization

Can they pull niche lists on request? How do they handle tickets or bounce disputes? Do they proactively improve your setup?


High-quality support can often 10x the ROI of your tool.

5. Additional Key Considerations

  • Pricing model: Credit vs. license-based. Credit models like Upcell are more flexible for growing teams.

  • Compliance: Is the provider GDPR/CCPA compliant?

  • Regional focus: Some tools dominate in the US; others specialize in EMEA or LATAM.

Top 15 B2B Data Providers Compared

Cognism


Pros: Strong in EMEA, GDPR-compliant, great mobile coverage
Cons: Expensive for startups, license-based pricing
Best for: Enterprise teams needing EMEA compliance

Lusha

 Pros: Fast to use, wide coverage, Chrome extension
Cons: US focused, inconsistent accuracy in EMEAin some countries
Best for: SMB US-based teams

Upcell

Pros: Slick Chrome extension, pricing, high coverage, live enrichment, supports automation
Cons: Less known brand, mobile heavy focus
Best for: Teams needing global reach + flexible spend and phone first teams

ZoomInfo

Pros: Huge US database, intent layers, integrations
Cons: Very expensive, contract heavy
Best for: Large orgs needing scale and intent

Apollo.io

Pros: Low-cost, broad data, easy onboarding
Cons: Limited EMEA accuracy, some spam reports
Best for: Solo reps, bootstrapped startups, volume approaches

BetterContact

Pros: Good global data, waterfall enrichment
Cons: Basic UI, Hubspot and Clay integration
Best for: Mid-size teams with other primary options

Seamless.AI

Pros: Aggressive enrichment, unlimited plans
Cons: Hit-or-miss accuracy, upsell-heavy
Best for: Call-heavy teams on a budget

Uplead

Pros: Simple UI, niche industry coverage
Cons: Slower enrichment, limited automation
Best for: Teams targeting niche verticals

Clay

Pros: Orchestration over data; blends multiple sources
Cons: Requires technical setup
Best for: Ops-heavy teams wanting full automation

Kaspr

Pros: Strong EMEA coverage, great mobile match rate
Cons: Limited US data
Best for: SDR teams prospecting in Europe

Salesbolt

Pros: Native Salesforce plugin, real-time enrichment
Cons: Salesforce only, newer platform
Best for: Salesforce-based outbound teams

FullEnrich

Pros: Waterfall enrichment, API-based
Cons: Hubspot and Clay integration only
Best for: Teams managing high data volume

RocketReach

Pros: Quick email lookups, wide reach
Cons: No CRM sync
Best for: Researchers and non-sales teams

Clearbit

Pros: Firmographic & technographic data
Cons: Less contact-level info
Best for: Marketing enrichment

Dealfront

Pros: Strong GDPR compliance, excellent for DACH region
Cons: Less visibility outside Europe
Best for: EMEA-focused sales orgs

The Stakki Take: The Best B2B Data Provider for Outbound Sales


 

Our top pick is the one that supports the way you work. From working with hundreds of teams across Stakki, we’ve found most success comes from:

  • Using 2–3 data sources, not just one

  • Pairing credit-based enrichment (like Clay) with CRM-first tools (like Upcell)

  • Avoiding bloated contracts until your process is proven

FAQ

What is B2B data?

B2B data refers to business-related contact and firmographic information used in sales and marketing outreach.

What Is a B2B Data Provider?

A platform that helps you find email addresses, phone numbers, and company info for outbound prospecting.

How to Test and Compare Providers Before You Buy?

Start with a small pilot or free trial. Test match rates, bounce rates, CRM sync, and rep usage.

How do I find B2B contacts?

Use a combination of LinkedIn, email lookup tools, CRM enrichers, and databases.

Which are best for global or niche targeting?


Try Upcell, Salesbot, Clay, BetterContact or FullEnrich for more niche or international targeting.

How do credit-based enrichment models work?

 You only pay when you enrich a contact. Better for lean or fast-scaling teams.

Are B2B databases GDPR compliant?

 Some are, some aren't. Cognism and Dealfront are known for compliance-first approaches.

Can I use multiple data providers together?

Yes, and you probably should. Waterfall enrichment is common among high-performance teams.

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