I Tested the Best B2B Data Providers & Here Are My Top 20 Picks

Finding a good B2B data provider is quite challenging, especially one that matches your specific use case!

I know this because I’ve tested many of them and found that many providers are either inaccurate, overpriced, or just plain outdated.

That said, I did come across some that are quite reliable and accurate!

In this blog, I’ve listed down the top 20 B2B data providers, along with what they’re good at, who they’re ideal for, and where they fall short..

Let’s Start!

TL;DR: My Top 5 B2B Data Providers and Vendors That Are Reliable

If you’re in a hurry, here’s a brief look at the best B2B data providers and vendors in the market:

• Saleshandy – Best for massive, accurate, and truly global B2B contact database
• Apollo – Great pairing of lead data with buying intent filters 
• Cognism – Offers high-quality GDPR-compliant European contact data, with high-accuracy mobile numbers
• UpLead – Useful for finding SaaS, IT, and niche B2B companies with 95% verified contacts and deep filtering options
• Lusha – Best for finding direct dials and emails in North America

Here’s a comparison table to help you decide which database provider to go with.

Quick Comparison Between My Favorite B2B Data Providers

What Is a B2B Data Provider?

A B2B data provider is a company that collects and sells business-related data to help other businesses identify and reach potential customers.

This data typically includes:

• Contact information of decision-makers (like emails, phone numbers, LinkedIn profiles)
• Company-level insights (revenue, employee count, industry, location)
• Technographic and firmographic data
• Buying intent signals or engagement behavior (for advanced providers)

You can use this data to build lead lists, target the right accounts, and personalize your outreach across both sales and marketing campaigns.

However, B2B data providers must make sure that the data they collect is accurate and fully compliant with privacy regulations like GDPR, CCPA, and other applicable laws.

20 Best B2B Data Providers and Vendors 

Here’s the list of B2B data providers I’ve personally tested and explored in-depth. Each tool is different and has its own strengths.

I’ve written in detail about what each one does best, who it’s ideal for, and where it stands out–check it out:

1. Saleshandy B2B Lead Finder
2. Apollo.io
3. Cognism
4. UpLead
5. Lusha
6. ZoomInfo
7. Lead411
8. Seamless.ai
9. RocketReach
10. Adapt
11. Datanyze
12. Demandbase
13. 6sense
14. LeadIQ
15. LinkedIn Sales Navigator

1. Saleshandy B2B Lead Finder 

I have kept Saleshandy at the top of the best b2b data providers mainly because of these reasons:

• One of the biggest B2B databases
• Complaint to SOC 2 Type II and ISO 27001
• Advanced filters to narrow down leads

Along with that, it also let’s users to reverify their leads, even if you are importing your lead list from other tools.

I would also recommend this tool for those wanting to scale their campaign, as it can bulk reveal up to 10k prospects at once! 

Another thing I liked about Saleshandy is the Unused Credits Rollover feature. This feature lets you roll over your unused credits from this month to next month.

You can even subscribe to the Email Outreach service to carry out your outreach campaign. It will also let you integrate with popular CRM platforms like HubSpot, Salesforce, and others.

Pricing (Billed Annually)

There’s a lifetime free plan that offers 10 credits per month. You can sign-up and test the platform. 

For more credits and features, you can subscribe to the paid plans:

• Lead Starter: $24/month
• Lead Pro: $49/month
• Lead Scale: $79/month
• Lead Scale Plus10k (custom plan): $159/month

Check out the pricing page to know the features offered by each plan.

2. Apollo.io 

Apollo is a B2B data provider that offers email addresses, phone numbers, intent signals and scores to run targeted campaigns. 

It also has an AI-prompt search function. You can give prompts like you give in ChatGPT, and Apollo will automatically apply relevant filters to find the right prospects for you.

Heads up! There’s a bit of a learning curve to get the hang of it.

Other than just finding leads, you can also use Apollo for your outreach efforts. 

It offers features such as data enrichment, call transcriber, analyzer, and insight extractor, making it an all-in-one platform.

They also offer integrations with popular platforms like Pipedrive, Salesforce, and HubSpot.

Pricing (Billed Annually)

There’s a free plan with no due date, but if you want more features, you can choose from the following plans (billed annually):

• Basic: $49/month
• Professional: $79/month
• Organization: $119/month

Also read: Best Apollo.io alternatives I tried and tested

3. Cognism 

Cognism is a B2B data provider that mainly offers data across Europe. 

The platform cross-checks data against 13 Do-Not-Call (DNC) lists for phone numbers to ensure compliance and quality. 

They also claim 87% mobile number accuracy, thanks to their Diamond Data add-on.

And yes, its data is GDPR and CCPA compliant.

However, signing up for Cognism isn’t straightforward. You’ll first need to book a demo by filling out a form. 

That feels like a bit of a hassle, especially when many other tools allow users to explore features upfront without booking a demo. 

And you will only get the free 25 leads once you complete the booked demo.

Pricing (Billed Annually)

Cognism only offers custom plans based on your requirements. 

Also read: Best Cognism alternatives

4. UpLead

While its database is small, UpLead is a B2B data supplier that offers an impressive 95% accuracy for its data.

This is made possible by verifying data using public sources and third-party vendors.

Its UI and filters make it easy to narrow down leads and find accurate contact data.

UpLead offers emails, phone numbers, technographic data, and sales event triggers. The tool is also GDPR and CCPA compliant.

However, their pricing is on the higher side. Hence, scaling later could significantly increase costs.

Pricing (Billed Annually)

Uplead offers a 7-day free trial. After that, you will be required to choose between the following plans:

• Essentials: $99/month
• Plus: $199/month
• Professional (custom plan)

Also read: Best UpLead alternatives

5. Lusha 

Lusha is one of the top B2B data providers that offers features such as bulk revealing, enriching, and even real time data verification.

The clean, modern interface also makes the platform easy to navigate.

Lusha also uses AI to help with lead generation by recommending similar contacts based on your targeting criteria.

It also offers integration with popular CRM platforms like HubSpot and Salesforce.

Lusha’s compliance with GDPR, CCPA, ISO 27701, and ISO 27001 ensures your data privacy concerns are covered.

Pricing (Billed Annually):

Lusha’s free plan offers 70  credits per month, and if you need anything more than that, you will be required to subscribe to one of the following plans:

• Premium Plan: $44/month (includes 70 credits/month)
• Scale: Custom pricing based on your requirements

Also read: Best Lusha alternatives you should check out

6. ZoomInfo

ZoomInfo is more than just a B2B data provider. It’s a full sales intelligence platform offering tools for sales, marketing, and talent acquisition.

Its B2B database contains 321 million professional contacts from 104 million companies. 

The best part is that the data is sourced in real-time!

What stands out most is the ability to use intent, firmographic, and buyer data to get detailed prospect insights.

Their AI co-pilot helps to make the process easier by sharing leads and understanding your requirements.

Pricing (Billed Annually):

ZoomInfo has custom pricing plans based on Sales, Marketing, and Talent requirements. 

Also read: Best ZoomInfo alternatives

7. Lead411 

Lead411 is a data vendor with a big database covering various industries, primarily in the US. It provides details at the company, employee, and buyer intent levels.

If an email address is missing for a lead, Lead411 uses AI to find the most accurate match.

It comes with purpose-built tools for sales and marketing teams. 

One such tool is the CRM Enhancer, which updates prospect information and removes outdated data automatically from your CRM.

Lead411 also integrates with popular CRM platforms.

What Could Be Better:

• More affordable pricing tiers for small businesses
• Expanded data coverage for the EU, APAC, and LATAM regions

Pricing (Billed Annually):

Lead411 offers a 7-day free trial, and afterwards, you need to choose from the following plans:

• Basic Plus Unlimited: $99/month (per user)
• Enterprise Limited: Custom pricing

Also read: Lead411 competitors and alternatives

8. Seamless.ai

Seamless is one of the largest B2B contact data providers. Its primary database is US-focused.

It uses AI to crawl the web and discover lead generation data. In addition to AI, It allow users to submit data, helping improve the overall accuracy and coverage.

Furthermore, it includes features like intent data, lead scoring, and multi-channel campaigns.

Pricing (Billed Annually):

There’s a free plan that can be used by only one person and offers 50 credits. For anything more, Seamless offers multiple plans, but you need to contact the team to get a quote based on your requirements. 

Also read: Best Seamless.AI alternatives and competitors

9. RocketReach

RocketReach is a B2B data provider offering contact data with 85% accuracy. Its database primarily focuses on the US market.

RocketReach shares the social media profiles, real-time personal and professional emails, and phone numbers of your prospects.

It also covers niche industries such as healthcare, legal, startups, and technology, making it easy to find even the hard-to-find professionals.

You can also use RocketReach AI to find prospects similar to the ones you have previously saved.

Furthermore, you can segment your prospects based on specific characteristics to create targeted lists.

Pricing (Billed Annually)

• Essentials – $39/Month (Emails Only)
• Pro – $99/Month (Email + Phone)
• Ultimate – $249/Month (Email + Phone)

Also read: Best RocketReach alternatives & competitors

10. Adapt

Adapt is a B2B data provider known for its high accuracy, thanks to real-time verification..

To add more value, they provide detailed prospect information, including organizational charts that outline a company’s hierarchy and structure.

This makes it easy to find key decision-makers in a company. 

Their datasets are updated bi-monthly, which helps maintain data quality. However, there is no clear information available on GDPR compliance.

Pricing (Billed Annually):

Adapt.io offers a free plan as its starter plan, and for additional features, you can subscribe to any of the following plans:

• Starter: $49/month
• Basic: $99/month

Also read: Best lead generation Chrome extensions

11. Datanyze 

Datanyze is an online data provider that offers contact details like email addresses and phone numbers.

Its Chrome extension makes it easy to find the contact data in one click while browsing company websites or LinkedIn profiles.

Datanyze also includes an outreach tool, though its relatively small database may limit your prospecting scope.

Pricing (Billed Annually):

Datanyze offers a 90-day free trial, and afterwards, you can choose from the following plans (billed annually):

• Nyze Pro 1: $21/month
• Nyze Pro 2: $39/month

12. Demandbase

Demandbase is more than just a B2B data list provider, as well as an account-based marketing (ABM) and sales intelligence platform.

It provides deep insights into account behavior, intent, and engagement, enabling sales and marketing teams to make informed decisions and drive revenue growth.

You can use its AI-driven insights to identify and prioritize high-value accounts. The data provided is updated in real time, so you will most likely get high-quality data.

Pricing (Billed Annually):

Demandbase offers custom pricing based on your requirements.

13. 6sense

6sense is not just a B2B database company.

So why is it on this list, if it’s not just a database provider?

6sense is primarily an account-based orchestration platform that helps businesses identify, prioritize, and engage with the right prospects at the right time.

It also uses AI and predictive analytics to deliver deep insights into buyer intent and behavior.

As for the data, it offers access to 270 million B2B profiles, including over 100 million emails and 50 million direct-dial phone numbers.

You can also integrate it with other tools or import your lead list to get buyer intent and behaviour.

Pricing (Billed Annually):

6sense offers a free base plan with no expiration. Advanced features are available in the Team, Growth, and Enterprise plans, priced based on your specific requirements.

14. LeadIQ

LeadIQ offers a verified B2B database with over 160 million professional contacts and 16 million company profiles.

LeadIQ’s data is collected from a mix of public and private sources, including social platforms, job boards, and search engine results.

Its data primarily includes contacts from the US, EMEA, and APAC regions.

The platform integrates seamlessly with popular CRMs like Salesforce and HubSpot.

It’s not just a prospecting tool. It Supports your outreach efforts with an AI writer and a feature to sync sequences with Outreach.

Pricing (Billed Annually):

LeadIQ has a free plan, and these are its paid plans (billed annually):

• Essential: $36/month
• Pro: $79/month
• Enterprise (custom plan)

15. LinkedIn Sales Navigator 

LinkedIn Sales Navigator lets you use LinkedIn’s vast professional network, making it one of the strongest options for B2B data providers. 

With Linedkin Sales Navigator, you will be getting access to advanced search features, with which you will be able to narrow down your leads based on industry, location, company size, and job title.

You also get real-time insights and personalized lead recommendations. There’s also an option to sync your prospects with popular CRMs

Lastly, you can use InMail to reach out to your prospects.

Pricing (Billed Annually):

LinkedIn Quotes custom pricing based on your requirements.

Which B2B Data Provider is the Best?

So, yeah, that was my list for the best B2B data providers.

All the B2B data vendors mentioned here have their own strengths. While some excel at scale, others at precision, and a few are for niche markets or specific regions like Europe or APAC.

I have also ensured to add different types of b2b data services, as well as in price point.

However, if you want a well-balanced, cost-effective solution that combines data accuracy, global coverage, and user-friendly filters with outreach-ready integrations, my top recommendation is Saleshandy.

Because the value that you get from Saleshandy is impossible to beat, you’ll get:

✅ Access to 700M+ verified B2B contacts

✅ Advanced filters to find your ideal customers

✅ Seamless integration with outreach and CRM tools

✅ Pricing that works for both startups and scaling teams

Honestly, Saleshandy combines the best features of many tools on this list without the complexity or high cost.

Next, you can read the detailed comparison of the popular outreach tools in the market.

B2B Data Providers: FAQs

1. How to ensure the data is accurate and up-to-date?

To ensure the data you collect is accurate and up-to-date, first of all, buy leads from a reliable source. Most of the popular b2b database provides you with the option to re-verify your lead list. Use it to check your lead qualities.

While finding leads, make sure to put the right filters to get the most accurate results. While doing all this, make sure to remove outdated or invalid contacts. Along with that, you will also get an idea of whether your leads are accurate or not when you run your outreach campaign.

Lastly, you can even cross-verify your data with another reliable B2B data provider to see if you have up-to-date leads.

2. What is the difference between a B2B data provider and a B2B data vendor

While both B2B data providers and vendors are often used interchangeably, there is a subtle difference. 

A B2B data provider specifically focuses on supplying businesses with data about other businesses, including company details, industry information, and contact profiles. 

On the other hand, a B2B data vendor is a broader term that refers to any company or entity that sells data. 

This could include data providers, as well as businesses that sell data-related products or services, such as analytics tools, software, or technology platforms that help manage and utilize the data. 

In summary, while all B2B data providers are B2B data vendors, not all B2B vendors specialize in providing data.

3. How to choose the right B2B data provider?

I would suggest that you save this checklist, as it will help you when choosing your business data vendor:

• Data Accuracy: Check what the accuracy claim of your b2b contact provider is, and how frequently they update the data. You can also manually verify it.
• Compliance: This is important. Ensure that your data provider adheres to data privacy laws like GDPR and CCPA.
• Integrations: Tools that offer integrations can help ease your workflow.
• Pricing: Ensure that the tool’s pricing fits your budget and requirements.

4. How is B2B data used in marketing and sales?

B2B data is used in marketing and sales to identify and target the right companies and decision-makers. It helps with lead generation, personalized outreach, account-based marketing (ABM), and segmenting campaigns to improve engagement and conversion rates.