17 Best B2B Data Providers and Vendors in 2025

Finding the right B2B data provider can change your sales and marketing game. Good data helps you find leads, target the right accounts, and reach key decision-makers.

I’ve tested many data vendors. Some delivered gold. Others had outdated or missing details. The best ones give you more than just contact info. They provide firmographics, technographics, and intent signals. With the right provider, your outreach becomes sharper and more effective.

This guide covers 17 top B2B data providers. You’ll learn about their features, pricing, strengths, and weaknesses. Whether you need global coverage, niche data, or advanced filters, this list will help you decide.

B2B Data Providers and Vendors for Effective Prospecting

Below are 17 best B2B data vendors and providers to help optimize your prospecting and secure high-quality B2B data for success.

1. SMARTe

SMARTe provides accurate and compliant B2B contact data. It offers 229M+ verified global contacts with advanced filtering options. The platform focuses on technographics, firmographics, and CRM integration, making it a preferred choice for sales and marketing teams worldwide. SMARTe’s real-time updates and 50% lower pricing than competitors make it an affordable, high-quality option.

Pros

• Accurate and updated global data with real-time verification.
• Affordable pricing plans, 50% cheaper than most competitors.
• Advanced filters for company size, industry, and technology usage.
• Seamless CRM integrations for easy data management.
• Fully compliant with GDPR, CCPA, and other global standards.

Cons

• UI could be more intuitive for first-time users.

Pricing

• Free Plan: 10 credits/month. ‍
• Pro: $25/license/month. ‍
• Enterprise: $15,000/year.

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2. Cognism

Cognism delivers accurate and compliant B2B contact data. It stands out for its mobile number coverage and intent-based targeting.

I’ve seen its DiamondData technology in action. It cuts through bad data and delivers high-precision results. That makes it a solid choice for global prospecting and sales growth.

Pros

• Good data accuracy with DiamondData verification.
• Excellent mobile phone data for global decision-makers.
• Integration with major CRM and sales tools like Salesforce.
• Strong coverage for both US and international markets.

Cons

• Expensive for startups and smaller teams.
• Limited support for markets outside English-speaking regions.

Pricing

• Custom pricing based on business requirements.

3. ZoomInfo

ZoomInfo is a leader in B2B data, offering a large contact database, intent data, and tools for account-based marketing. It’s perfect for businesses that want to grow their sales pipelines and improve lead qualification.

Pros

• Comprehensive database with high data accuracy.
• Advanced features for intent-based marketing and lead enrichment.
• Integrates seamlessly with marketing automation tools.
• Offers workflow automation for sales acceleration.

Cons

• High pricing tiers make it less accessible to small businesses.
• The steep learning curve for first-time users.

Pricing

• Tiered pricing based on features and team size.

4. Seamless.AI

Seamless.AI uses artificial intelligence to find real-time B2B contact data. It pulls accurate emails and phone numbers fast.

I’ve used it to fuel outreach campaigns. The real-time updates reduce bounce rates and wasted efforts. It also helps personalize emails, making connections more natural and responses more frequent. If you need fresh, AI-powered data, Seamless.AI is a strong choice.

Pros

• Easy-to-use Chrome extension for real-time data searches.
• Provides verified email lists and phone contact information.
• Flexible pricing plans for SMBs and enterprises alike.
• AI-powered accuracy ensures reliable data.

Cons

• Fewer features compared to larger platforms like ZoomInfo.
• Limited data for niche industries.

Pricing

• Free plan available
• paid plans start at $99/month.

5. Clearbit

Clearbit helps businesses get real-time data to improve how they find and target the right customers. It’s often used by marketing teams to score leads better and make account-based marketing (ABM) strategies more effective.

Pros

• Real-time data enrichment enhances lead quality.
• Easy integration with CRM and sales tools like Salesforce.
• Perfect for ABM strategies with customizable data filters.
• Affordable for small and mid-sized businesses.

Cons

• Database size is smaller than major competitors.
• Limited lead generation capabilities.

Pricing

• Free and business plans available; custom pricing upon request.

6. Adapt

Adapt makes it easy to find B2B data for specific industries. Its database is strong, helping with lead generation and account-based marketing.

I’ve tested it for niche targeting. The filters make it simple to refine searches and find the right prospects. If you need industry-specific data without the hassle, Adapt is a solid option.

Pros

• Detailed data for specific industries and verticals.
• Supports both SMBs and enterprises with scalable pricing.
• Excellent CRM integration for seamless data export.
• Frequent updates ensure accuracy and relevance.

Cons

• Limited technographic insights compared to top providers.
• Slight delays in updating global contact data.

Pricing

• Custom pricing based on requirements.

7. Ampliz

Ampliz specializes in healthcare data and stands out in the APAC region. It’s built for companies looking to reach healthcare professionals.

I’ve seen its verified contacts and segmentation tools in action. They make targeting easier and more precise. If you need high-quality healthcare data, Ampliz is a strong choice.

Pros

• Comprehensive database of verified healthcare contacts.
• Strong presence in Asia-Pacific markets.
• Flexible filters for accurate targeting.
• Affordable options for small businesses.

Cons

• Limited data for non-healthcare industries.
• Fewer integrations with global CRMs.

Pricing

• Custom pricing available based on data volume.

8. LeadIQ

LeadIQ is a smart tool for sales teams. It helps find contacts in real time and streamlines prospecting.

I’ve used it to speed up lead generation. The automation and integrations save time and keep workflows smooth. If you want an easy way to find and manage prospects, LeadIQ delivers.

Pros

• Automates workflows for faster lead generation.
• Tracks sales triggers to identify new opportunities.
• Highly rated for ease of use among sales teams.
• Affordable pricing plans for startups and small teams.

Cons

• Limited international coverage.
• Fewer advanced filters for firmographic data.

Pricing

• Offers Free, Starter, and Enterprise plans.

9. Kaspr

Kaspr pulls contact data straight from LinkedIn, making it a go-to for social selling. It automates workflows and keeps data GDPR-compliant.

I’ve seen it speed up LinkedIn prospecting. With just a few clicks, you get emails and phone numbers. If LinkedIn is your main hunting ground, Kaspr is a solid choice.

Pros

• Excellent for LinkedIn prospecting and outreach.
• Automated workflows simplify follow-ups.
• Fully GDPR-compliant contact information.
• Affordable pricing plans for individual users.

Cons

• Relies heavily on LinkedIn’s ecosystem.
• Limited features for advanced ABM strategies.

Pricing

• Starts at €45/month per user.

10. Demandbase

Demandbase is a tool that combines B2B data with account-based marketing tools. It offers solutions for big businesses. The AI-powered platform helps find the most valuable accounts. It also makes it easier to reach out to those accounts.

Pros

• Advanced AI-driven insights for targeting high-value accounts.
• Strong integration with ABM platforms and CRMs.
• Detailed intent data improves campaign relevance.
• Customization options for enterprise users.

Cons

• High pricing tiers limit accessibility for smaller businesses.
• Steep learning curve for non-technical users.

Pricing

• Custom pricing based on features and scale.

11. Uplead

Uplead is popular for its 95% data accuracy and easy-to-use interface. It offers technographic insights and supports email validation to reduce bounce rates in outreach campaigns.

Pros

• Technographic filters to help you refine your prospecting list.
• Accurate and verified data ensures successful campaigns.
• User-friendly interface for quick data exports.
• Affordable pricing for SMBs.

Cons

• Smaller database compared to tools like ZoomInfo.
• Limited customer support for lower-tier plans.

Pricing

• Plans start at $99/month.

12. RocketReach

RocketReach is a B2B data tool that helps with email discovery and outreach. It has a large b2b contact database and an easy-to-use interface. Teams can use it to find verified contact details for prospects in many industries.

Pros

• Extensive database covering multiple industries and roles.
• Verified emails and phone numbers for improved outreach success.
• Integrates with popular CRM and email marketing tools.
• Affordable pricing plans for small businesses and freelancers.

Cons

• Limited advanced targeting options like firmographics and technographics.
• Data accuracy can vary for niche industries.

Pricing

• Starter Plan: $48/month ‍
• Enterprise: Custom pricing based on requirements.

13. Datanyze

Datanyze is ideal for businesses looking for technographic data to fuel their lead generation efforts. It specializes in identifying prospects based on the technology stacks they use, making it a go-to for SaaS companies.

Pros

• Detailed technographic insights for targeted outreach.
• Chrome extension for real-time contact discovery.
• Affordable pricing compared to larger platforms.
• Regularly updated database ensures data accuracy.

Cons

• Smaller database compared to competitors like ZoomInfo.
• Limited features for ABM or intent-based targeting.

Pricing

• Plans start at $21/month per user.

14. Lusha

Lusha is a trusted B2B data provider that works seamlessly with LinkedIn. It’s a favorite for sales reps and recruiters.

I’ve used it for quick, accurate contact data. It’s simple, fast, and perfect for small to mid-sized businesses. If you need an easy way to find leads, Lusha delivers.

Pros

• Easy-to-use LinkedIn extension for quick data extraction.
• High accuracy for contact details, especially emails.
• GDPR-compliant data ensures ethical prospecting.
• Affordable plans for individuals and teams.

Cons

• Limited features for technographics or ABM.
• Smaller database compared to enterprise-level tools.

Pricing

• Free plan available.
• Paid plans start at $36/month per user.

15. Apollo.io

Apollo.io offers an all-in-one solution for B2B prospecting with features like contact discovery, email sequencing, and CRM integration. It’s an excellent choice for businesses seeking a cost-effective tool with robust capabilities.

Pros

• Combines contact discovery with email outreach tools.
• Easy integration with popular CRM systems.
• Comprehensive filters for firmographics and technographics.
• Affordable pricing for startups and small teams.

Cons

• Customer support could be more responsive.
• Lacks detailed intent data compared to competitors.

Pricing

• Free plan available.
• Paid plans start at $49/month per user.

16. InfoClutch

InfoClutch offers industry-specific B2B databases across many sectors. It’s useful for businesses needing niche market data or detailed technographics.

I’ve used it for targeting specific industries. The data is well-segmented, making it easier to find the right contacts. If you need customized lists, InfoClutch is a reliable option.

Pros

• Industry-specific databases for targeted campaigns.
• High accuracy rates with frequent data updates.
• Customizable data sets for niche markets.
• Strong focus on technographics for SaaS companies.

Cons

• Lacks advanced integrations with ABM platforms.
• Limited user interface compared to newer tools.

Pricing

• Custom pricing based on data volume and requirements.

17. 6sense  

6sense is a B2B data provider that helps businesses find the right prospects using intent data. It focuses on account-based marketing (ABM) by tracking buying signals and providing insights.

I’ve seen how it helps prioritize leads and target ready-to-buy accounts. The platform makes ABM more effective by showing which prospects are most likely to convert. If you want to improve sales precision, 6sense is a strong choice.

Pros  

• Finds ready-to-buy accounts with intent data.
• Helps sales teams focus on the best leads.
• Works well with other marketing and sales tools.
• Great for account-based marketing (ABM).

Cons

• Can be expensive for small businesses.
• Takes time to learn for new users.
• Best suited for larger teams with more resources.

Pricing

• 6sense offers customized pricing based on your business size and needs.

Conclusion

Choosing the right B2B data vendors depends on what you need, your budget, and your industry. Popular tools like SMARTe, ZoomInfo, and Clearbit are accurate, affordable, and easy to use. If you work in a specific area like healthcare or technology, tools like Ampliz and InfoClutch may be a better fit.

Before picking one, think about the size of your market, the tools you need it to work with, and how detailed the data should be. The right provider can make sales and marketing easier, give better results, and save you money.