By Kushal Magar · March 11, 2026 · 12 min read · Last updated: March 23, 2026
Top 15 B2B Data Providers Compared for 2026
Your GTM engine is only as good as the data feeding it. We compared fifteen B2B data providers on accuracy, coverage, freshness, and pricing to help you build the right data stack.
In 2026, B2B data providers are the foundation of every outbound sales and marketing strategy. But the market is crowded with hundreds of providers, each claiming the largest database or highest accuracy. The reality is that no single provider covers everything -- which is why waterfall enrichment matters.
We compared fifteen B2B data providers across data types, accuracy, coverage, and pricing. Whether you need contact data, company data, intent signals, or technographics, this guide helps you choose the right providers for your stack.
Quick Summary
Fifteen B2B data providers are compared on accuracy, coverage, data types, freshness, and pricing transparency. SyncGTM provides the widest effective coverage by querying 50+ providers through waterfall enrichment at $99/mo, while ZoomInfo offers the deepest single-source enterprise database.
TL;DR
- SyncGTM ($99/mo) -- Best for accessing 50+ data providers through waterfall enrichment
- ZoomInfo ($15k+/yr) -- Best enterprise single-source database with broadest coverage
- Apollo.io ($49/mo) -- Best budget data provider with 275M+ contacts
- Cognism (custom) -- Best for GDPR-compliant European B2B data
- Lusha ($49/mo) -- Best for verified direct dial phone numbers
- People Data Labs ($0.01/record) -- Best API-first data provider at scale. Combine providers using a workflow builder
What We Evaluated
- Data accuracy -- email deliverability, phone connect rates, firmographic precision
- Coverage breadth -- database size, geographic reach, industry depth
- Data types -- contact, company, technographic, intent, social
- Freshness -- data update frequency, staleness detection
- Pricing transparency -- clear pricing vs custom enterprise contracts
1. SyncGTM — Waterfall data enrichment with the highest coverage across 50+ providers
SyncGTM — Waterfall data enrichment with the highest coverage across 50+ providers
SyncGTM is not a single data provider -- it is a platform that gives you waterfall access to 50+ B2B data providers through a single interface. Instead of choosing one provider and accepting its gaps, SyncGTM queries multiple sources in sequence for maximum coverage.
This approach makes SyncGTM the most cost-effective way to access premium B2B data. You get the combined coverage of dozens of providers at a fraction of the cost of subscribing to each one individually.
Pros
- +Waterfall enrichment across 50+ data providers in one workflow
- +AI web scraper and research agents for custom data
- +Native CRM integrations (HubSpot, Salesforce, Pipedrive, Attio, Zoho)
- +Workflow builder with drag-and-drop automation
- +Free tier available with no feature gates
Cons
- −Newer platform -- smaller community than established players
- −Advanced workflows have a learning curve
Best for: Waterfall data enrichment with the highest coverage across 50+ providers
Pricing: Free tier available. Starter $99/mo. Pro $249/mo. Business $649/mo.
2. ZoomInfo — Enterprise teams needing the largest B2B contact database with intent data
ZoomInfo — Enterprise teams needing the largest B2B contact database with intent data
ZoomInfo is the largest single-source B2B data provider, offering contact, company, technographic, and intent data in one platform. For enterprise teams that want one comprehensive data source, ZoomInfo provides the broadest coverage.
The platform includes Bombora intent data, org charts, and buying committee mapping -- features that smaller providers lack. The $15k+/yr minimum is the main barrier for non-enterprise teams.
Pros
- +Largest B2B contact and company database
- +Intent data and buying signals
- +Org charts and reporting hierarchies
- +Strong Salesforce and HubSpot integrations
Cons
- −$15k+/yr minimum contract -- prohibitive for SMBs
- −Seat-based pricing adds up fast
- −SMB and mid-market data accuracy declining
- −Long-term contracts with auto-renewal
Best for: Enterprise teams needing the largest B2B contact database with intent data
Pricing: Custom pricing. Typically $15,000+/yr.
3. Apollo.io — All-in-one prospecting, enrichment, and outreach on a budget
Apollo.io — All-in-one prospecting, enrichment, and outreach on a budget
Apollo offers 275M+ contacts at the most accessible price point in B2B data. Its free tier with 10,000 credits and $49/mo starting price make it the default data provider for startups and lean sales teams.
Beyond raw data, Apollo bundles prospecting, email sequences, and intent signals -- making it more than just a data provider. Email accuracy is the main weakness.
Pros
- +275M+ contact database with email sequences
- +Free tier with 10,000 credits
- +Built-in intent data and scoring
- +CRM integrations (Salesforce, HubSpot, Pipedrive)
Cons
- −Email accuracy below 80% on many segments
- −Credit limits throttle high-volume workflows
- −Data quality inconsistent for niche industries
- −Outreach features basic compared to dedicated tools
Best for: All-in-one prospecting, enrichment, and outreach on a budget
Pricing: Free (10k credits). Basic $49/mo. Professional $79/mo. Organization $119/mo.
4. Cognism — GDPR-compliant European data with phone-verified mobile numbers
Cognism — GDPR-compliant European data with phone-verified mobile numbers
Cognism is the premier B2B data provider for European markets with full GDPR compliance. Diamond Data phone-verified mobile numbers deliver industry-leading connect rates for phone-based outreach in the EU.
The platform also includes Bombora intent data and integrates with major CRMs. For teams with European target markets, Cognism data quality exceeds US-focused providers.
Pros
- +Phone-verified mobile numbers (Diamond Data)
- +Strong European and EMEA coverage
- +GDPR and CCPA compliant
- +Intent data integration with Bombora
Cons
- −$25k+/yr minimum -- expensive for small teams
- −North American data weaker than ZoomInfo
- −No built-in outreach sequences
- −Annual contracts required
Best for: GDPR-compliant European data with phone-verified mobile numbers
Pricing: Custom pricing. Typically $15,000+/yr.
5. Lusha — Quick contact lookups with verified direct dials
Lusha — Quick contact lookups with verified direct dials
Lusha specializes in verified contact data with the best direct dial phone numbers in the market. For teams that prioritize phone outreach, Lusha phone accuracy is unmatched among mid-market providers.
The Chrome extension and API make Lusha easy to integrate into any prospecting workflow. It is commonly used alongside other data providers for phone number enrichment.
Pros
- +Chrome extension for instant lookups
- +Strong direct dial phone numbers
- +100M+ B2B contacts
- +GDPR and CCPA compliant
Cons
- −Credit-based pricing gets expensive
- −Limited enrichment beyond contact data
- −No workflow automation
- −Smaller database than ZoomInfo or Apollo
Best for: Quick contact lookups with verified direct dials
Pricing: Free (50 credits/mo). Pro $49/mo. Premium $79/mo.
6. People Data Labs — Developer teams building custom enrichment pipelines via API
People Data Labs — Developer teams building custom enrichment pipelines via API
People Data Labs is the go-to B2B data provider for developer teams. Its API serves 1.5B+ person records and 20M+ company records at $0.01/record -- the most cost-effective option for high-volume data needs.
PDL is commonly used as a provider within waterfall enrichment platforms like SyncGTM and Clay. For teams building custom data pipelines, PDL API quality and pricing are hard to beat.
Pros
- +1.5B+ person records via API
- +Pay-per-record pricing ($0.01/record)
- +Developer-friendly REST API
- +Bulk enrichment support
Cons
- −API-only -- no UI for non-technical users
- −No prospecting or outreach features
- −Requires development resources to integrate
- −Data quality varies by region
Best for: Developer teams building custom enrichment pipelines via API
Pricing: Pay-per-record starting at $0.01/record. Volume discounts available.
7. RocketReach — Email accuracy at mid-market pricing
RocketReach — Email accuracy at mid-market pricing
RocketReach provides 700M+ professional profiles with a focus on email accuracy. Its verification layer ensures high deliverability, making it a strong data provider for email-focused outreach teams.
The platform also offers company data and social profile matching, though its primary value is in verified email addresses.
Pros
- +700M+ professional profiles
- +Strong email accuracy and verification
- +LinkedIn and company search
- +API and bulk enrichment available
Cons
- −No built-in outreach tools
- −Credit-based pricing can get expensive
- −Limited firmographic depth compared to ZoomInfo
- −No workflow automation
Best for: Email accuracy at mid-market pricing
Pricing: Essentials $99/mo. Pro $199/mo. Ultimate $399/mo.
8. Hunter.io — Email finding and verification
Hunter.io — Email finding and verification
Hunter.io is a specialized email data provider that excels at domain-based email discovery. Given a company domain, Hunter reveals all associated email addresses with confidence scores and verification status.
The email verification API is fast and accurate, making Hunter a popular provider within waterfall enrichment workflows for email-specific data.
Pros
- +Domain search finds all emails at a company
- +Email verifier with real-time validation
- +Simple API for developers
- +Cold email campaigns built in
Cons
- −No phone number data
- −Limited company/firmographic data
- −Smaller database than Apollo or ZoomInfo
- −No CRM integrations beyond basic
Best for: Email finding and verification
Pricing: Free (25 searches/mo). Starter $49/mo. Growth $149/mo. Business $499/mo.
Comparison Table
| Tool | Best For | Free Tier | Starting Price | Standout Feature |
|---|---|---|---|---|
| SyncGTM | Waterfall data enrichment with the highest coverage across 50+ providers | Yes | $99/mo | 50+ provider waterfall enrichment with AI research agents |
| ZoomInfo | Enterprise teams needing the largest B2B contact database with intent data | No | $15,000+/yr | Largest B2B database with intent data and org charts |
| Apollo.io | All-in-one prospecting, enrichment, and outreach on a budget | Yes | $49/mo | 275M+ contacts with built-in email sequences and free tier |
| Cognism | GDPR-compliant European data with phone-verified mobile numbers | No | $25,000/yr | Phone-verified mobile numbers with GDPR compliance |
| Lusha | Quick contact lookups with verified direct dials | Yes | $49/mo | Verified direct dials and Chrome extension for instant lookups |
| People Data Labs | Developer teams building custom enrichment pipelines via API | Yes (1,000 free records) | $0.01/record | API-first enrichment at $0.01/record with 1.5B+ person records |
| RocketReach | Email accuracy at mid-market pricing | Yes (trial) | $99/mo | 700M+ profiles with industry-leading email deliverability |
| Hunter.io | Email finding and verification | Yes | $49/mo | Domain search and email verification with built-in campaigns |
How to Choose
- SyncGTM if you need waterfall data enrichment with the highest coverage across 50+ providers
- ZoomInfo if you need enterprise teams needing the largest b2b contact database with intent data
- Apollo.io if you need all-in-one prospecting, enrichment, and outreach on a budget
- Cognism if you need gdpr-compliant european data with phone-verified mobile numbers
- Lusha if you need quick contact lookups with verified direct dials
- People Data Labs if you need developer teams building custom enrichment pipelines via api
- RocketReach if you need email accuracy at mid-market pricing
- Hunter.io if you need email finding and verification
