Finding quality data is a challenge that every B2B organization faces. You can have the best product, the best pitch, and the hardest-working team… but if your contact list is filled with the wrong people, nothing will move forward.
Most sales reps know this frustration of Bounced emails, Wrong job titles, People who left the company months ago, and Prospects with zero buying intent.
And, Not only does Bad data slow you down, but it also disrupts momentum and costs money.
That is why companies today rely on B2B data providers to help them reach the right decision-makers with verified, high-intent contacts. Because When your list is precise and relevant, everything runs more smoothly: outreach receives more responses, meetings rise, and deals move faster.
In this guide, we’re look at the 7 best B2B data providers in 2025, and what makes each one unique, who they’re best for, and how they can help you grow with confidence.
Lets Dive in...
What Is a B2B Data Provider?
A B2B data provider is a company that collects, verifies, and provides business-related information such as company details and professional contact data so sales, marketing, and recruitment teams can reach the right decision-makers.
They typically provide:
Contact Data — work emails, phone numbers, LinkedIn profiles
Firmographic Data — company size, revenue, industry, location
Intent Data — signals showing which companies are actively researching a product or service
Buyer role insights — job titles, responsibilities, seniority level
In simple words:
B2B data providers help businesses find and connect with other businesses who are likely to become customers.
What to Look for in a B2B Data Provider
Not all data providers offer the same benefits. While some offer extensive worldwide coverage, others prioritize precision or high buying intent. So, Before you make a choice, it’s important to know what really matters and what will actually impact your results.
Data Freshness and Accuracy: Outdated emails and incorrect phone numbers waste time and ruin campaigns. So better look for providers that verify their data frequently and show verified metrics.
Coverage Where You Sell: While some databases are primarily focused on the United States, others have a significant presence in Europe or Asia. Pick a platform that is aligned with your target markets and industries.
Compliance & Privacy: Make sure the provider follows GDPR, CCPA, and Do-Not-Call rules. You want more conversations with the right people, not legal issues slowing you down.
Integration and Usability: Your data should be seamlessly integrated with platforms such as Salesforce, HubSpot, and others. Manual downloads are a major roadblocks to productivity.
Pricing and Scalability: If your team simply needs a few thousand connections, you shouldn't pay enterprise pricing. Select a platform which offers plans that develops with you while still fitting your current stage.
Top 7 B2B Data Providers
ZoomInfo – Best for enterprise-scale B2B data depth
Lead411 – Best for high-intent leads with verified direct dials
Apollo io – Best for Combined data + outreach automation
Seamless ai – Best for fast contact discovery using AI search
Cognism – Best for global + GDPR-compliant prospecting
UpLead – Best for High-Quality, Verified Leads
Lusha – Best for quick contact lookups and lightweight prospecting
1. ZoomInfo – Best for Enterprise-Scale B2B Data Depth
Who is it Best For: Enterprise organizations needing deep data + advanced analytics
Database & Accuracy: ~235M+ contacts, very strong direct dial coverage & data enrichment
Base Paid Plan: Custom / Pricing via sales (enterprise-level)
ZoomInfo is one of the most widely recognized names in B2B data. Enterprises rely on it because it offers massive global coverage, deep firmographic intelligence, and advanced workflows for large sales and marketing teams.
Where ZoomInfo excels most is data depth, not only who to contact, but what they care about, the tools they use, hiring shifts, and organizational structures. With strong integrations and automation, it becomes a core system powering GTM operations at scale.
If your sales machine is already running and you need volume, enrichment, and analytics across many segments, ZoomInfo is built for exactly that.
G2 Rating: 4.5/5 with 8k+ reviews
Key Features
One of the largest global B2B databases
Detailed intent tracking and company insights
Technographic data showing which tools prospects use
Built-in sales automation and conversation intelligence
Robust integrations with major CRMs and outbound platforms
Compliance support for regulated global regions
Pros and cons for Zoominfo
Pros
Huge coverage across industries and regions
Ideal for enterprise-level prospecting and segmentation
Strong enrichment to keep CRM data clean and current
Cons
Pricing is high for small and mid-size teams
Overkill if you only need targeted lists or specific regions
Pricing
Quote-based (enterprise-focused plans)
2. Lead411 – Best for High-Intent Leads with Verified Direct Dials
Who is it Best For: B2B sales, marketing teams, and SMBs Teams relying on direct dials + intent, outbound SDRs, SMBs
Database & Accuracy: ~450M+ contacts with verified phone numbers + buyer intent signals
Base Paid Plan: $49/month (credits-based)
Lead411 stands out for one major reason: intent + accuracy. Instead of providing a massive database of cold or outdated contacts, Lead411 assists sales teams in reaching out to decision-makers who are actively looking to buy.
It tracks real-time triggers like funding events, job changes, hiring spikes, and technology adoption, meaning reps can reach out at the perfect time with the perfect message.
Plus, Lead411 is known for offering some of the highest verified direct dial accuracy in the industry, so you connect faster and waste less time.
It’s a fit for teams that care more about precision and timing rather than just “more data.”
G2 Rating: 4.5/5 with 450+ reviews
Key Features
High-intent signals (funding rounds, growth activity, tech stack changes)
Verified direct dials and personal B2B email accuracy
Bombora intent data included
Chrome extension for LinkedIn and web contact capture
Workflow automations for lead scoring and routing
Integrations with HubSpot, Salesforce, Outreach, and more
Pros and Cons of Lead411
Pros
Strong accuracy for US contacts
Data comes with built-in intent signals you can act on immediately
Excellent value for the level of verification provided
Cons
Smaller global coverage compared to enterprise platforms
UI could feel unfamiliar during the first setup
Pricing
Lead411 offers 7 day free trial with 50 Free Exports
Its Paid plan starts at $49 per month and advanced features
3. Apollo io – Best for Combined data + outreach automation
Who is it Best For: B2B sales reps, SDR teams, lead gen agencies, startups & founders
Database & Accuracy: ~210M+ contacts, 30M+ companies (high email accuracy with auto-verification)
Base Paid Plan: $49/month (billed annually)
Apollo io is a favorite among startups and growing sales teams because it doesn’t just provide B2B data, it also gives you the tools to take action on it. With access to millions of contacts and built-in outreach automations, you can find leads, contact them, and track engagement all in one place.
It’s great for companies that want accurate data without paying enterprise-level pricing, while also streamlining outbound workflows like emailing, sequencing, and task reminders.
Sales teams love that they can research, engage, and manage pipelines without juggling five different tools, helping them stay focused and move faster.
G2 Rating: 4.7/5 with 9k+ reviews
Key Features
210M+ contacts with filters for role, industry, technologies, and more
Built-in email sequences and task automation with AI features
Intent data to find companies ready to buy
Chrome extension to source leads directly from LinkedIn
Native integrations with HubSpot, Salesforce, and major CRMs
Pros and Cons of Apollo io
Pros
Affordable compared to enterprise data platforms
Combines data + outreach in one dashboard
Easy for teams to learn and scale
Offers great AI Features to automate outbound
Cons
Data accuracy can vary by region
Email delivery reputation needs careful monitoring
Pricing
Free Forever plan available
Paid plans start at ~$49/month depending on data and outreach limits
4. Seamless ai – Best for Fast AI-Powered Contact Discovery
Who is it Best For: Sales Teams, Marketers, Start-ups, and Founders wanting fast contact discovery using AI
Database & Accuracy: Real-time research and validation on over 1.3 billion+ business contacts and 121 million+ companies.
Base Paid Plan: Custom Pricing
Seamless ai is built for speed. Instead of browsing directories or exporting lists, you can instantly pull direct dials and emails using AI-powered search inside LinkedIn or directly within the platform.
Its strength lies in quick prospecting. Reps can build lists while scrolling social feeds, run searches by keywords or roles, and export verified contacts into outreach tools within seconds. It’s a lightweight system that helps you fill the pipeline faster without a steep learning curve.
If your workflow relies heavily on outbound prospecting with small teams or SDR motions, Seamless ai is a strong fit.
G2 Rating: 4.4/5 with 5k+ reviews
Key Features
Instant email and direct dial discovery on LinkedIn and across the web
Chrome extension for fast prospecting while browsing profiles
Real-time AI search to surface job titles, companies, and key filters
Simple list building for quick outreach campaigns
Integrations with HubSpot, Salesforce, Outreach, and more
Pros and Cons of Seamless ai
Pros
Quickest way to find new contacts during active prospecting
Affordable for small and mid-size outbound teams
Smooth browser extension experience
Cons
Data accuracy can vary depending on industry or region
Less deep company intelligence compared to enterprise data tools
Pricing
Free tier available with limited credits
Paid plans scale based on monthly contact credits and its offers custom pricing
5. Cognism – Best for Global & GDPR-Compliant Prospecting
Who is it Best For: Companies targeting Europe / global markets with strict compliance needs
Database & Accuracy: ~160M+ contacts, industry-leading GDPR alignment + phone accuracy in EU
Base Paid Plan: Custom pricing (mid-market & enterprise focused)
If your sales team targets buyers outside the U.S., Cognism stands out. It’s one of the few B2B data providers with strong GDPR and CCPA compliance, making it a go-to choice for European and multinational companies.
Cognism focuses heavily on verified phone numbers, compliance-safe contact data, and intent signals to help reps reach prospects at the right moment. It also offers “Diamond Data®” — phone numbers confirmed by real human verification teams.
For companies running global outbound campaigns, Cognism provides the accuracy and legality needed to scale safely.
G2 Rating: 4.6/5 with 1k+ reviews
Key Features
Global B2B contact coverage with verified direct dials
Intent data to surface actively researching buyers
Complies with GDPR, CCPA and Do-Not-Call standards
“Diamond Data®” backed by human verification
Integrates with Salesforce, HubSpot, Outreach, Salesloft and more
Pros and Cons of Cognism
Pros
Excellent for EMEA-focused prospecting
Strong compliance and data privacy reputation
High-connect-rate direct dials
Cons
Pricing skews toward mid-market and enterprise teams
Email-only data accuracy is lower in some niche industries
Pricing
Quote-based pricing depending on team size and regions covered
6. UpLead – Best for High-Quality, Verified Leads
Who is it Best For: Teams that want reliable email validation with accuracy guarantees
Database & Accuracy: ~160M+ contacts, 95%+ accuracy guarantee with real-time verification
Base Paid Plan: $99/month (billed annually)
UpLead is a favorite for teams that value data accuracy above everything else. Unlike competitors that rely heavily on automated scraping, UpLead provides a 95% accuracy guarantee, meaning if any contact is incorrect, you get the credit back automatically.
It also includes real-time email verification, so your team avoids bouncing and damaging sender reputation. Combine that with clean UI and straightforward pricing, and UpLead becomes a strong option for SMBs and growth teams who want high-quality leads without enterprise complexity.
G2 Rating: 4.7/5 with 800+ reviews
Key Features
95%+ data accuracy guarantee
Verified direct dials & emails with real-time validation
Detailed filtering (technographics, revenue, employees, etc.)
Intent data powered by Bombora
Integrates with popular CRMs like HubSpot, Salesforce, Pipedrive
Pros and Cons of Uplead
Pros
Strong accuracy and clean data sets
Fewer bounced emails thanks to verification system
Affordable vs. enterprise providers
Cons
More limited dataset than ZoomInfo or Apollo
Intent data selection could be broader
Pricing
Uplead Offers 7 days Free Trial
Paid plans starts at $99/month
7. Lusha – Best for Quick Contact Lookups
Who is it Best For: Small teams needing quick contact lookups and simple prospecting
Database & Accuracy: ~200M+ contacts, email + direct dial availability (varies by region)
Base Paid Plan: $36/month (billed annually)
Lusha is built for speed and simplicity. Instead of digging through advanced filters or navigating a complex dashboard, you can instantly reveal contact information while browsing LinkedIn, company websites, or CRM records.
This makes Lusha a great fit for sales reps who need fast, direct contact details without slowing down their workflow. While the database isn’t as deep as enterprise tools, its Chrome extension and ease of use make it a go-to for rapid prospecting.
G2 Rating: 4.3/5 with 1500 reviews
Key Features
One-click contact reveal via browser extension
Direct dials and email discovery
Company + contact enrichment
Team management and credits sharing
CRM integrations like HubSpot, Salesforce, Outreach
Pros and Cons of Lusha
Pros
Very easy to use — great for individual SDRs
Affordable pricing for small teams
Instant access to direct phone numbers
Cons
Smaller global coverage vs. Cognism or ZoomInfo
Accuracy varies depending on industry
Pricing
Free plan with limited monthly credits
Paid plans start around $22/month per user
B2B Data Provider Comparison Table
How to Choose the Right B2B Data Provider
Not every platform will fit your strategy. Some excel at high-intent signals, others offer huge databases but low precision. To avoid wasted spend and frustrated reps, focus on the factors that truly impact results:
Know Your Target & Territories
Pick a provider that has strong coverage in the industries and regions where you actually sell. Global databases don’t help if your customers are only in North America or vice-versa.
Identify the Data You Need Most
Direct dials, verified emails, firmographics, buying intent, technographics not every tool does all of it well. Choose based on the insights that move your funnel.
Workflow Fit & Integrations
Your data should instantly sync to your CRM and outreach tools. Platforms that require CSV exports or manual cleanup slow everything down.
Compliance & Security First
Make sure your data source respects GDPR/CCPA and DNC rules so your team can prospect confidently without legal risk.
Price That Matches Your Stage
Enterprise features are great, but not if you’re paying for data you’ll never use. Look for a plan that scales as your pipeline — and team — grows.
Frequently Asked Questions (FAQs)- Best B2B Data Providers
What is the difference between a B2B data provider and a B2B data vendor?
They’re often used interchangeably, but typically: A data provider collects, verifies, and updates data directly, while a data vendor may resell or license data from other sources. Providers usually deliver higher accuracy and fresher records.
Are free B2B data providers reliable?
Free tools can be helpful for small tests or quick lookups, but accuracy, volume limits, and verification are usually weak. For real outreach or scaling campaigns, a paid provider is far more dependable.
How often should data be refreshed?
Ideally every 30–90 days. People change roles, companies, and contact details constantly. Frequent refresh cycles prevent bounced emails and wasted sales effort.
Can I use multiple data providers at once?
Yes and many companies do. Combining sources improves coverage, accuracy, and access to unique datasets like intent or technographics. Just make sure your CRM deduplication is strong.
How do data providers handle compliance?
Top providers follow GDPR/CCPA laws, maintain Do Not Call list hygiene, and allow users to request or remove data. Always check a provider’s compliance documentation before onboarding.
Wrapping Up - B2B Data Providers
At the end of the day, great outreach starts with great data. When your team knows exactly who to contact, how to reach them, and what they care about, everything becomes easier — from booking meetings to closing deals.
The best provider isn’t the one with the biggest database. It’s the one that aligns with your goals, your market, and your workflow. A solid data foundation helps you avoid wasted effort and keeps your pipeline filled with real opportunities instead of dead ends.
Strong data isn’t just a nice-to-have anymore. It’s a competitive advantage and the sooner you upgrade, the faster you’ll feel the difference.