By SyncGTM Team · March 11, 2026 · 12 min read
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.
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 access to 50+ B2B data providers in one platform
SyncGTM — Waterfall access to 50+ B2B data providers in one platform
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
- +Access to 50+ B2B data providers in one platform
- +Waterfall enrichment for maximum coverage
- +AI research agents for custom data
- +Native CRM integrations
- +Free tier available
Cons
- −Newer platform -- smaller community
- −Not a primary database -- aggregates other providers
Best for: Waterfall access to 50+ B2B data providers in one platform
Pricing: Free tier available. Starter $99/mo. Pro $249/mo. Business $649/mo.
2. ZoomInfo — Enterprise teams needing the largest single-source B2B database
ZoomInfo — Enterprise teams needing the largest single-source B2B database
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 curated B2B database
- +Intent, technographic, and org chart data
- +Strong CRM integrations
- +Buying committee mapping
Cons
- −$15k+/yr minimum
- −Declining mid-market accuracy
- −Long-term contracts
- −Seat-based pricing adds up
Best for: Enterprise teams needing the largest single-source B2B database
Pricing: Custom pricing. Typically $15,000+/yr.
3. Apollo.io — Budget B2B data with prospecting and outreach included
Apollo.io — Budget B2B data with prospecting and outreach included
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+ contacts at $49/mo
- +Free tier with 10,000 credits
- +Built-in prospecting and outreach
- +Intent data and signals
Cons
- −Email accuracy below 80%
- −Single source only
- −Credit limits
- −Data varies by segment
Best for: Budget B2B data with prospecting and outreach included
Pricing: Free (10k credits). Basic $49/mo. Professional $79/mo. Organization $119/mo.
4. Cognism — GDPR-compliant European B2B data with verified mobiles
Cognism — GDPR-compliant European B2B data with verified mobiles
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
- +GDPR-compliant European data
- +Diamond Data verified mobiles
- +Intent data from Bombora
- +Strong EU coverage
Cons
- −Custom pricing
- −Weaker US coverage
- −Annual contracts
- −No waterfall enrichment
Best for: GDPR-compliant European B2B data with verified mobiles
Pricing: Custom pricing. Annual contracts required.
5. Lusha — Verified direct dial phone data
Lusha — Verified direct dial phone data
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
- +Best direct dial accuracy
- +Chrome extension
- +100M+ contacts
- +GDPR/CCPA compliant
Cons
- −Credit-based pricing
- −Contact data only
- −No firmographics
- −Smaller database
Best for: Verified direct dial phone data
Pricing: Free (50 credits/mo). Pro $49/mo. Premium $79/mo.
6. People Data Labs — API-first B2B data at scale
People Data Labs — API-first B2B data at scale
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
- +$0.01/record pricing
- +1.5B+ person records
- +Clean API documentation
- +Volume discounts
Cons
- −API only -- no UI
- −No CRM features
- −Requires engineering
- −Quality varies
Best for: API-first B2B data at scale
Pricing: Pay-per-record starting at $0.01.
7. RocketReach — High-accuracy email data provider
RocketReach — High-accuracy email data provider
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+ profiles
- +Strong email verification
- +Social profile matching
- +Bulk data access
Cons
- −Limited phone data
- −Credit-based pricing
- −No outreach features
- −No waterfall capability
Best for: High-accuracy email data provider
Pricing: Essentials $99/mo. Pro $199/mo. Ultimate $399/mo.
8. Hunter.io — Domain-based email discovery and verification
Hunter.io — Domain-based email discovery 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-based email discovery
- +Email verification API
- +Clean documentation
- +Affordable pricing
Cons
- −Email only
- −No phone or company data
- −Smaller database
- −No outreach
Best for: Domain-based email discovery 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 access to 50+ B2B data providers in one platform | Yes | $99/mo | 50+ B2B data providers accessible through waterfall enrichment |
| ZoomInfo | Enterprise teams needing the largest single-source B2B database | No | $15,000+/yr | Largest curated B2B database with intent and org chart data |
| Apollo.io | Budget B2B data with prospecting and outreach included | Yes | $49/mo | 275M+ contacts with prospecting at $49/mo |
| Cognism | GDPR-compliant European B2B data with verified mobiles | No | Custom pricing | Premium European B2B data with GDPR compliance |
| Lusha | Verified direct dial phone data | Yes | $49/mo | Highest accuracy direct dials in the market |
| People Data Labs | API-first B2B data at scale | Yes (1,000 free records) | $0.01/record | 1.5B+ records at $0.01/record via API |
| RocketReach | High-accuracy email data provider | No | $99/mo | 700M+ profiles with email verification |
| Hunter.io | Domain-based email discovery and verification | Yes | $49/mo | Domain search revealing all company email addresses |
How to Choose
- SyncGTM if you need waterfall access to 50+ b2b data providers in one platform
- ZoomInfo if you need enterprise teams needing the largest single-source b2b database
- Apollo.io if you need budget b2b data with prospecting and outreach included
- Cognism if you need gdpr-compliant european b2b data with verified mobiles
- Lusha if you need verified direct dial phone data
- People Data Labs if you need api-first b2b data at scale
- RocketReach if you need high-accuracy email data provider
- Hunter.io if you need domain-based email discovery and verification
