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Blog 19 July 2023

10 B2B Lead Generation Companies [High ROI]

Maja Muzhdeka
Research & Content Associate @ Cognism

The B2B lead generation companies are. 👇


  1. Kaspr.
  2. Cognism.
  3. ZoomInfo.
  4. CIENCE.
  5. Salespanel.
  6. LeadGeneration.com.
  7. Apollo.io.
  8. LeadGenius.
  9. Salesloft.
  10. Upcall.


Now let’s look at each of these sales intelligence tools and agencies.

High ROI B2B lead generation companies

1. Kaspr

⭐ 4.4/5 on G2


Kaspr is a lead generation company that gives you access to email addresses and phone numbers in just one click.


With the LinkedIn Chrome Extension, you can get the contact details of potential customers as soon as you visit their profile. Kaspr enriches the data from individual LinkedIn profiles and your list of leads, too. The data provided is GDPR and CCPA aligned.


There’s also a dashboard where you can organize your leads. You can create lists, notes and tasks. This is just one feature that makes Kaspr an all-in-one prospecting platform for SDRs and recruiters.


Kaspr’s data coverage includes the following:

  • 500M+ Phone numbers and email addresses.
  • 200M+ Business profiles.


It also works with your favourite CRMs to send your prospective clients straight to your other sales apps.


Graphic of all-in-one prospecting summary for Kaspr


Overall, Kaspr makes it easier to get in contact with hot leads. And one of the best parts? Kaspr comes with access to unlimited B2B email credits on both its paid and free plans.  


💡 Check out the pricing page for more information. 


Main features: 

  • Chrome Extension.
  • Form of API access on all plans.
  • Data enrichment.
  • LinkedIn outreach workflows.
  • Bulk extract from LinkedIn profiles, lists, posts, groups and events.
  • GDPR and CCPA-aligned data.
  • Integrations with HubSpot, Pipedrive, Lemlist, Salesforce, and more.



Starts at $0, try Kaspr for free (with access to unlimited B2B email addresses).



Companies using Kaspr have reported significant improvements in accessing high-quality leads and improving conversion rates.


“Within the first two weeks [of using Kaspr and changing the strategy], six discovery calls have been booked. You’ve empowered us to keep up with our BDR.” 


- Andy Earnshaw, Chief Customer Officer at Visibly HQ.


And according to Elie Bisimwa, previously Sales Development Representative at GetQuanty:


“We’ve had a return rate of 80% [since using Kaspr].”


“Compared to competitors, the quality and quantity of the data is much higher with Kaspr, especially for phone numbers.”

2. Cognism

⭐ 4.7/5 on G2


Cognism is a sales intelligence platform with a GDPR and CCPA compliant B2B database.


It has a web app and browser extension to provide company and contact data, including mobile numbers and emails for decision-makers.


One of the unique features of this lead generation platform is that it’s got Diamond Data®, where mobile numbers are manually verified by humans in their data research team. ✅


It works with LinkedIn and Sales Navigator, corporate websites, Outreach, HubSpot and Salesforce.


What also sets Cognism apart from other B2B lead generation companies is their GDPR compliance. 


They scrub their mobile numbers against global Do-Not-Call (DNC) registries.


Main features:

  • Diamond Data® with 98% mobile phone accuracy.
  • Bambora’s intent data.
  • Mobile data scrubbed clean against global Do-Not-Call lists.
  • Integrations with popular CRMs and sales tools.
  • EMEA, NAM, and APAC coverage.
  • GDPR and CCPA-compliant data.



Customized packages based on your needs, available on request. Cognism also offers 25 free leads when you sign up. 



Cognism’s clients have reported improvements in their sales pipeline and revenue growth.


“In just three months, we’ve closed two deals worth our two-year contract value. We’ve already made back what we spent and couldn’t be happier.” - Moonhub



And StoreForce saw ROI from Cognism with a 41% positive reply rate. 


“Many vendors promise ROI and don’t deliver. With Cognism, we’ve seen ROI and not everyone can say that. Cognism does what it promises, which is why I’m a huge advocate. It actually works.”

3. ZoomInfo

⭐ 4.4 / 5 on G2


ZoomInfo provides B2B contact and company data for sales, marketing and recruitment teams. 


They offer a large database which allows you to search for qualified leads in specific industries, locations, or job roles. This makes it easier to connect with potential leads, with intent alerts giving you an idea of who’s buying right now.


ZoomInfo comes with a Chrome Extension and a web app. They bundle their features in what they call Operating Systems (OS).


Main features:

  • Advanced search and filtering options.
  • Contact and company insights.
  • Intent data and real-time alerts.
  • Website visitor tracking.
  • Seamless CRM integration.



The pricing details are available upon request.



Here’s what ZoomInfo’s clients have reported:


“SalesOS has supercharged our growth potential. To date, we are seeing 5 times the ROI, given the number of new accounts it has surfaced for us. The pipeline has grown significantly, and the team has far exceeded revenue targets from the previous year.” - BuildOps


“Nearly all of our business is sourced from ZoomInfo. It’s our go-to tool. All in all, since bringing on ZoomInfo, we’ve seen a 10x ROI.” - Clum Creative


⭐ 4.0 / 5 on G2


CIENCE is a lead generation agency that uses human research and AI-powered tools to find potential customers for B2B companies.


They provide end-to-end B2B lead generation services, from prospecting to appointment settings, so that businesses can focus on closing deals.


Their team of reps and sales specialists work closely with clients to understand their target market and deliver high-quality leads.


Main features:

  • Personalized outbound prospecting.
  • Account-based marketing (ABM) strategies.
  • Data-driven lead research and qualification.
  • Multi-channel outreach campaigns.
  • Reporting and analytics that measure performance and ROI.



Custom pricing based on requirements.



CIENCE has a proven track record of achieving impressive results for their clients. 


Blueprint, one of their satisfied customers, said: 


“They helped us gain many new customers within the first 6 months.” 


Another case study from Silicon Valley Insight reported that:


“Since working with CIENCE, we’ve increased our monthly new appointments by over 500%.  In the beginning, the most effective channel was the phone. After that, emails started bringing more appointments with an open rate of 26%.”

5. Salespanel

⭐ 4.5 /5 on G2


Salespanel is a tool that helps capture, track and qualify leads from different marketing channels.


It also tracks the customer journey of every lead on your website and app. And provides sales and marketing teams with behavioral analytics and visitor intelligence.


Main features:

  • Real-time notifications and alerts.
  • Visitor journey mapping.
  • Lead scoring and qualification.
  • Website personalization based on visitor behaviour.
  • Integration with popular CRM platforms.



$149 per user per month.



"We are using Salespanel for lead scoring purposes in alignment with Pipedrive. It helps us prioritize, which leads to focus and reach out from our end first.


Salespanel is surely a simple and easy-to-use solution for startups like us." - AB180


6 . LeadGeneration.com

🚫 Not rated on G2 


LeadGeneration (WebiMax) is a specialized B2B lead generation agency. They help their B2B businesses to build custom lead generation campaigns on multiple channels.


Some of their solutions include landing page creation, appointment setting and content marketing.


The platform’s team of experts provides personalized support and guidance throughout the whole lead generation process.


Main features:

  • Customized lead generation strategies.
  • Organic website traffic through SEO optimization.
  • Optimized campaigns across multiple channels.
  • Inbound and outbound lead generation methods.



Free consultation. Request a quote after.



“Two years ago, we set out to find the best possible SEO/PPC consultant possible, and after an extensive search, we chose WebiMax. Since then, our qualified lead traffic exploded while our cost per lead went down significantly.” - Carrier

7. Apollo.io

⭐ 4.8 / 5 on G2


Apollo is an all-in-one sales engagement platform for marketing and sales teams. 


It provides access to accurate contact information and allows users to create targeted outreach campaigns.


The platform combines contact database management, email automation, and analytics to help generate qualified leads, streamline sales processes, and drive revenue growth.

Main features: 

  • Automated workflows.
  • Data enrichment.
  • API access.
  • AI-powered analytics.
  • Sales engagement tools.



$39 per user per month.



Victorious, an SEO agency, saw great results by using Apollo. 


They quickly experienced a positive impact on their business. In just one month, they booked 81 more meetings, which was a huge 188% increase. Apollo unlocked a scalable outreach process helping them drive a 10x lift in outbound messaging activity.

8. LeadGenius

⭐ 4.3 / 5 on G2


LeadGenius combines AI and human researchers to support sales and marketing teams in their outbound efforts.


They verify email addresses to ensure deliverability and improve the accuracy of contact information.


LeadGenius integrates with popular CRM systems, enabling easy transfer and management of leads.


Main features:

  • Email campaign creation & management
  • Engagement monitoring
  • Personalized datasets



Not available on their website.



“Within the first 90 days, 3 opportunities were created representing over $3M in processing volume to PayPal” - PayPal

9. Salesloft

⭐ 4.5 / 5 on G2


Salesloft is a sales engagement platform that helps revenue teams close more deals faster. 


They offer lead generation solutions like email tracking, cadence management, and analytics to streamline workflows and enhance customer interactions. 


With Salesloft, businesses can optimize sales strategies, improve customer engagement, and track performance metrics to push leads down their sales funnel. 


Main features:

  • Sales cadence and workflow automation.
  • Personalized email templates and tracking.
  • Call and meeting scheduling.
  • Analytics and reporting tools.



Available on request.



Salesloft has helped thousands of customers, such as Uberflip.


The time to execute email campaigns was cut down in half.


“Uberflip generated 60 meetings and 40 net new opportunities. This translated to more than 3000% ROI on pipeline value and a 450% return on closed revenue to date.”



And 6sense saw a huge improvement in their sales cadence optimization using Salesloft.


“Since optimizing their process to focus on a multi-channel cadence strategy, 6sense BDRs now average $700K+ in new pipeline each month, a 2x increase over the team’s baseline.”

10. Upcall

⭐ 4.5 / 5 on G2


Upcall is an outbound calling service that helps sales teams generate B2B leads.


Their team of experts handle the initial outreach and follow-up calls to get qualified appointments booked.


You can integrate Upcall’s own platform with any lead source and monitor your results in real-time. 


Here’s how it works:

  • You forward or upload your leads to Upcall.
  • Upcall engages your leads at the right time with proven scripts.
  • You get the results and the insights to close more deals.


Main features:

  • Outbound call campaign management.
  • Call scripting and recording.
  • Appointment scheduling.
  • Lead qualification and scoring.
  • Analytics and call performance tracking.



Customized packages are available on request.



“Upcall has been a fantastic solution for our needs as a super fast-growing company.” - Airbnb


What are B2B lead generation companies?

B2B lead generation companies specialize in helping businesses find potential customers or clients. 


They use various lead generation strategies and tools to identify and qualify leads.


Such as:

  • Cold calling.
  • Email marketing and outreach.
  • Social media marketing.
  • Content marketing.


These companies work closely with their clients to understand their target audience and create effective strategies.


By outsourcing lead generation, businesses can save time and focus on other important tasks.


It’s a cost-effective way to get high-quality leads into your sales funnel.

What is the average cost of a B2B lead?

The cost of a B2B lead can vary based on different factors. These include the industry, target market, lead quality, and if using an agency, the lead generation method used. 


Generally, B2B leads cost more than B2C leads because of the complexity and longer sales cycles involved. 


Depending on these factors, the average cost can range from a few dollars to several hundred dollars or more. 


Considering the potential return on investment (ROI) is crucial when evaluating the cost of B2B leads. Agencies tend to be more expensive as they’re providing a tailored service. But they can be useful if you don’t have a big internal sales team.


B2B data providers are a good and cost-effective way to buy leads. These tools are for sales reps, recruiters and founders to use themselves to find contact data. All-in-one prospecting tools like Kaspr also provide a free version, and the credits used don’t vary based on which leads you’re trying to target.

How to choose a lead generation company?

Choosing a lead generation company requires careful consideration.


Here are a few steps to help you make the right decision:


  1. Experience and expertise. Look for a company that has a proven track record in generating high-quality B2B leads. Check case studies, look on G2 and other review sites to see what their customers are saying.
  2. Compliance. Make sure that the B2B lead generation company follows legal and ethical guidelines, such as data protection regulations. This protects both your business and the privacy of the leads.
  3. Target audience. The company should understand your ideal customer profiles and know how to reach them effectively. They should be able to tailor their strategies to generate leads who want to buy.
  4. Lead quality. Ask about the criteria they use to determine the quality of leads and how they ensure they are relevant to your business.
  5. Transparency and reporting. Choose a company that provides regular and transparent reporting on the progress and results of their lead generation campaigns.
  6. Cost and ROI. Consider the cost of their services in relation to the potential return on investment. While finding a company within your budget is important, focus on the value and quality of leads rather than just the price.
  7. Flexibility and scalability. Assess whether the lead generation company can adapt to your changing needs and scale their efforts with them. A flexible lead generation agency can adjust strategies as your business evolves.

Try Kaspr for free

Deciding between all the B2B lead generation companies out there can be tough. 😓


Still unsure who to go with? 


You can try Kaspr for free today. What’ve you got to lose?! Sign up for free.


Join the 50K+ Kaspr users: 


✅ No credit card is required to sign up. 
✅ GDPR and CCPA aligned.
✅ Unlimited B2B email credits.
✅ 500M+ Phone numbers and email addresses.
✅ 200M+ Business profiles.
✅ All-in-one prospecting tool.
✅ Fully self-service. 
✅ Customizable plans.

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