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Best B2B Lead Generation Companies

17 Best B2B Lead Generation Companies to Maximize ROI in 2024

Leads are vital for your company’s success. Leads can be referrals and loyal customers. But is it possible to run your business with just referrals? The answer is No.

It would help if you always explored newer ways to generate leads. But trust us, new leads are not easy to find. So, how do you go about the lead generation process?

You have two options – Either build a great in-house team or outsource to one of the best B2B lead generation companies out there.

But why hire a lead generation company? Well, it minimizes time wastage and saves the sales and marketing teams hours they can devote to converting verified, qualified leads.

They will do the tough job of lead qualification while you focus on the critical task of converting. Let’s look at the top 17 lead generation companies that can help you excel in your journey.

Best B2B Lead Generation Companies and Their Features

Here is our list of the top lead generation companies that help you locate the best leads according to the ideal customer profile


Rating on G2 – 4.1 / 5

GrowMeOrganic is a game-changing B2B SAAS platform that offers unparalleled cold outreach and prospecting software. With access to an extensive database of over 575 million professional contacts and 15 million companies, our platform provides unlimited credits for finding potential customers.

Whether you’re a small business owner, marketing executive, or digital agency, GrowMeOrganic makes it effortless to locate and connect with your ideal prospects. What’s more, its email finder feature ensures you can quickly and easily find pre-verified decision-makers emails, allowing you to reach out and close deals quickly.

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We scrape leads from LinkedIn, and you can export unlimited data without worrying about credits. Using our platform’s email finder, you can even establish a personal connection with industry professionals by sending customized messages.

Additionally, GrowMeOrganic can integrate with other software such as Pabbly, Zapier, or Make to streamline the lead generation process. Signing up for the platform takes less than 30 seconds, and users can unlock unlimited professional contacts with a 14-day free trial with 200 credits.

Key Features of GrowMeOrganic:-

Contact Enrichment:- Obtain important contact details, such as job titles and social media profiles, for a deeper understanding.

Data Exportation:- Export CSV and XLS files with only one click to improve productivity. You can easily download the CSV file and import every contact into the preferred CRM.

GMB Extractor:- It guarantees that local map listings appear on search engine results pages (SERPs). It exports B2C contacts from Google My Business listings worldwide. Use Google Maps to find local company information by country, city, or keyword.

Personalization:- We can help you customize emails. Make effective, personalized CTAs and intros to boost response rates.

Email Warmup:- Email warmup ensures your emails are delivered to key decision-makers. It lets you instantly set up and send emails, preventing you from being reported as spam.

Automation:- Automation tools help create email lists quickly and effortlessly. It simplifies the process of finding businesses and key decision-makers. 

Data Protection:- Data is shielded from intrusions and unwanted access. We protect confidential company data with industry-standard security standards.

GrowMeOrganic Reviews

Best email finderThe platform can be more intuitive.
Powerful chrome extension
Extensive database of over 15 million companies
API/Webhooks connectivity option
Automated email-sending option
Real-time email verification
Highly accurate results


  • Starter plan for occasional prospecting – $39 per month
  • Growth plan for sales and marketing teams with unlimited credits$79 per month
  • Pro plan for unlimited seats – $159 per month

CIENCE Technologies

Rating on G2 – 3.9 / 5

CIENCE is a leading B2B lead generation platform that leverages data and technology to help companies identify and engage with potential customers. Cience combines AI, intent data, and real-time insights to build targeted prospect lists and enable one-to-one outreach at scale.

With its data-driven approach, Cience aims to optimize B2B sales and marketing efforts by delivering qualified leads that convert to new business. The platform serves clients across technology, manufacturing, finance, and healthcare industries.

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  • AI semantic search engine
  • Customizable personal dashboard
  • Automated alerts on saved searches
  • Collaborative teams workspace
  • Mobile access and collaboration
  • Integrated workflows to track engagement
Integral lead generationCan face issues bringing new members onto the team
Account-based market strategyLess flexible with CRM
Generate qualified leads
Technographic, firmographics, and demographic data


  • Prices depend on requirements
  • Schedule a meeting to get a price quote


Rating on G2 – 4.6 / 5 

Cognism is a pioneer when it comes to sales intelligence. With its browser extension and web application, businesses can find relevant information about decision-makers in the B2B circuit. What is more interesting is the access to unlimited data with no restrictions on credit limits.

Besides, you can also integrate it hassle-free with different CRM tools, such as Hubspot, Salesforce, Outreach, SalesLoft, etc., thus making it easier for your sales and marketing teams.

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  • Gives 98% phone number accuracy
  • Access to human-verified phone numbers and B2B emails
  • Use advanced filters to search for information
  • Has access to various industry data, such as consulting, computer software, and education
Fast and intuitiveDifficult campaign launching process
Use AI to generate dataOutdated information
Speed up sales
Detailed contact information


  • Prices are discussed with their representatives after the demo.


Rating on G2 – 4.4 / 5

Kaspr is a user-friendly platform, and its easy onboarding makes it stand out. You can manage leads, automate outreach, and sync data by downloading its Chrome extension.

Whether you are an SDR, individual contributor, or recruiter, Kaspr is a great B2B lead generation partner. With access to over 500 million email addresses and phone numbers, it offers accurate contact in 1 click. Moreover, the data is CCPA and GDPR-aligned.

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  • Chrome extension for instant contact detail access
  • API access on all plans
  • LinkedIn outreach workflow
  • Unlimited B2B email addresses in all plans
Easy-to-use platformComplex in retrieving data for small business
Seamless integration with LinkedInDo not specify whether company or personal phone number
Accurate and reliable data
Detailed information


  • Companies can join Kaspr for free and later buy one of their plans.
  • Starter – £39 a month
  • Business – £69 a month
  • Organization – £85 a month


Rating on G2 – 4.7 / 5

Uplead offers high-quality B2B contact data, with over 95% accuracy, making it straightforward for businesses to look for possible clients. Data accuracy is the number one priority for UpLead, and hence, G2 has rated it the best lead intelligence software. With over 50 search filters to get contact information, you will find it a perfect match for your business.

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  • Real-time email verification
  • Mobile direct dials for prospects
  • Data enrichment options
  • Worldwide contacts in more than 200 countries
Search features are intuitive, making search easierLimited search criteria
Easy integration with the CRMUnable to view or download weekly reports
Simple and easy to use


  • Test drive – free for seven days
  • Essentials – basic plan for $99 per month
  • Plus – for individuals – $199 per month
  • Professional – book a demo to discuss on pricing

UnBound B2B

Rating on G2 – 4.5 /5

If you’re a tech firm looking for pipeline acceleration, precision, and ABM success, Unbound B2B is the answer.  With years of experience in hand-picking prospects using SQL and MQL processes, companies can easily find high-intent leads for their marketing, sales, and BANT teams. They follow a 4-step strategy to deliver highly qualified sales leads to firms and thus focus on unstoppable growth for their clients.

A unique capability is Unbound’s identity resolution, which uses AI and graph technology to accurately match contacts and accounts across data sources to create a single customer view.

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  • Account-based marketing strategy
  • Offer programmatic advertising, appointment settings, and email marketing
  • Use AI technologies to search for high-quality data
  • Targeted demand generation
Strong conversion rate due to high-quality leadsCRM integration is unknown
Extensive lead qualification processPrices are said to be expensive
Use multiple strategies for searching for information.
Run targeted email campaigns.


  • Companies need to contact Unbound B2B for prices and quotes.


Rating on G2 – 4.5 / 5

Upcall is a conversational AI platform for call centers that automates customer support interactions. Its unique Virtual Agent technology uses natural language processing to understand customer questions and provide relevant answers in a natural conversation flow.

Upcall aims to enhance call center operations by automating repetitive tasks and enabling agents to focus on complex customer issues.

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  • Excellent outbound call management 
  • Tailor-made scripts depending on industries and sectors
  • Easy integration with CRM
  • Appointment scheduling
Excellent software that manages all contactsIt makes many calls to the leads.
The lead generation process involves cold calling, follow-up, appointment setting, lead screening, etc.Expensive for small business owners
Conversation recording
Amazing market research team for conducting surveys


  • Upcall has different plans, and pricing depends on the company’s requirements.
  • There are three plans – standard, reseller, and enterprise. Companies need to contact their sales team to check the pricing.

Visitor Queue

Rating on G2 – 4.4 / 5

Did you know that 98% of website visitors leave unnoticed? These can be potential leads. This is where the Visitor Queue comes in. They are a game-changing platform that aims to retain visitors by offering them better experiences via website personalization and visitor-tracking.

They help companies identify the names and contact details of businesses visiting and leaving websites. They then share these leads with company size, location, and other firmographics to the sales team for conversion into potential customers. They claim to increase revenue by 10-20%.

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  • Extract website visit information
  • Access to unlimited users
  • Provide company contact information to decision makers
  • Helps personalize the website and increase the besides lead generationconversion rate
Easy integration with CRMLacks automation and message templates
Easy and very user-friendly platformNeed better documentation
Email notifications
Great customer support team


  • The monthly plans start from $89 to $299 per month.
  • The annual plans start from $31 to $239 per month when paid annually.

Datamatics Business Solutions

Rating on G2 – 4.3 / 5

Datamatics is a one-stop company where companies can use business research and analysis, bookkeeping, accounting and taxation, corporate finance, share transfers, and lead generation.

Datamatics is a go-to platform for transforming needs into intelligent business solutions. Its AI/ML process automation and expertise provide high-quality data that can meet any company’s data-related and appointment-setting needs. Its lead-generation process delivers positive ROI outcomes for clients across different industries. 

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  • AI-driven demand generation services
  • Lead funnel optimization services
  • Custom demand generation process
  • B2B appointment setting
Helps with automation of workCan work on resolving disruptions
Excellent data and leads
Account-based marketing
Easy integration with CRM


  • Need to contact their sales team for a price quote.

Martal Group

Rating on G2 – 4.6 / 5

Martal Group offers highly qualified leads to scale businesses faster and quicker. With over 14 years of experience and over 100 million contacts, they comfortably manage and accelerate their client’s sales pipeline. 

As a leading provider of sales as a service, they have a group of knowledgeable sales directors and sales executives adept at finding suitable leads via both inbound and outbound approaches. They also schedule meetings, drive new client registrations, and secure logos for your firm.

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  • Offers real-time intent data
  • 200+ top-rated international sales representatives on demand
  • Weekly personalized lists of marketing initiatives and pre-qualified leads
  • Generate ideal customer profiles and engage decision-makers with personalized outreach
Experts in creating lead-generation strategiesThe turnaround period can be quicker
Dedicated management team for custom lead generationsNot suitable for Non-SAAS companies
Great tool for SAAS and tech businesses
Specialized in B2B lead generation


  • Companies will need to contact their team to discuss pricing.


Rating on G2 – Not available

SalesBread is a boutique B2B lead generation company that guarantees clients one qualified sales lead per day. They specialize in searching ultra-refined leads for their clients, and they are confident of delivering 20+ sales-qualified leads in a month, or you can get your money back.

They do it by sending ultra-personalized emails and LinkedIn messages to targeted customers. In addition, SalesBread offers consultation and cold email courses to help scale businesses.

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  • Ultra-refined leads based on present buyer’s data
  • Multi-channel outreach – email and LinkedIn
  • B2B lead generation tips and cold email masterclass
Develop campaign-specific lead-generation strategiesThey do not offer inbound services.
Human curated data
Firmographic, demographic, and technographic data
Easy CRM integration


  • Companies should contact their team to discuss pricing.


Rating on G2 – 4.4 / 5

ZoomInfo is a modern lead-generation platform for B2B companies that provides real-time insight into data and leads. Companies can seek qualified leads in particular sectors, regions, or job roles via their database. 

They try to gather leads from job listings and news articles as well. Using their platform, firms can effectively engage with the correct decision-makers. Businesses can unite their sales and marketing teams across all channels under ZoomInfo to scale their business quickly.

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  • Most accurate and refreshed database
  • Multiple platform operating systems – Sales, Marketing, Operations, DaaS, and Talent
  • Advanced search and filtering options
  • Robust sales and marketing tools – Chorus, Chaat, and Engage
It is easy to find decision-makers and targeted prospective customersThe website can be more user-friendly.
Website visitor trackingPrice can be expensive for small businesses.
Offers 99% accurate contact information
Excellent integration with LinkedIn sales navigator, salesforce, and other tools


  • They have different plans for searching leads for sales, marketing, and talent processes.
  • Call customer support to check prices for standard, preferred, and premium plans.


Rating on G2 – 4.4 / 5

Callbox is a  B2B lead-generation company known for combining several outreach methods, such as chat, website landing pages, email, etc., to create a potent lead-generation strategy. Using their expertise in human research and AI, it is a complete platform for lead management and automation.

A key aspect of their marketing strategy is to leverage all available channels to reach out to potential customers with a high level of persistence. They make as many calls and send as many emails as necessary to get their message across. 

Moreover, their customized marketing campaigns are designed to cater to the specific needs of each potential customer, resulting in a higher conversion rate.


  • Complete range of lead generation, data-related, and appointment-setting solutions
  • Account-based marketing approach
  • Global B2B database
  • Use voice, social, email, website, chat, and webinars to reach leads
Set up appointments with top leadsNeed to schedule the right time for calls.
Offer email templates and telemarketing scriptsHighly expensive for small and medium businesses
Niche-based lead generation
Multi-touch and multi-channel strategy


  • Offers two plans – standard and premium with customized pricing options


Rating on G2 – 4.5 / 5

Salespanel is a data-driven software provider that helps companies find qualified leads using marketing channels and website visitors. They prepare leads using behavioural and firmographic data and offer customized lead generation programs for specific B2B market segments.

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  • Customer tracking with the help of universal analytics 
  • Real-time alerts and notifications
  • Process automation, along with generating and qualifying leads
  • CRM integration
Tracking of leads and regular monitoring of the websitePrices on an expensive side
Visitor journey mappingIt is an automated platform and lacks the personal touch
Personalized approach for lead generation
Real-time consumer data


  • The basic plan starts from $149 per month with a 14-day free trial.
  • The growth plan starts from $499 per month with a 14-day free trial.
  • The scale plan needs to be checked with their team for price discussion.


Rating on G2 – Not rated

LeadGeneration.com is a highly experienced platform that offers a wide range of services to help businesses build ROI through strategic processes. Apart from lead generation, their services include appointment setting, landing page creation, and content marketing. 

What sets them apart is their ability to provide customized lead generation solutions using multiple methods, such as content distribution, PPC advertising, and SEO. If their clients receive unsatisfactory leads, they offer a lead replacement guarantee, which is a reassuring feature for any business owner. 

Overall, LeadGeneration.com is a reliable and comprehensive platform for businesses looking to grow their client base and increase their revenue.

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  • Real-time lead delivery
  • Deliver organic website traffic
  • Multiple lead generation channels – content distribution, SEO, PPC advertising
  • Customized lead generation campaigns
Inbound and outbound lead generation processesNo engagement or research features
Large client-base dataNot user-friendly
Dedicated team for handling lead generation
High-quality leads


  • Starter plan – $500 flat per month
  • Professional plan – 15% of monthly ad spend
  • Enterprise plan – 10% of monthly ad spend


Rating on G2 – 4.8 / 5

Leadium is a highly-regarded agency that specializes in providing companies with top-quality leads for their sales team. They are known for their expertise in sales appointment-setting, with a team of highly qualified SDRs. 

In addition to outbound/inbound appointment setting, Leadium offers channel-optimized lead research and top-of-the-funnel consultation to help businesses achieve their sales goals. They also provide customized database enrichment and contact data gathering services to meet specific data needs. 

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  • Expertise in outbound sales
  • Appointment settings – inbound and outbound
  • Account-based campaigns
  • Various services, such as top-of-the-funnel consulting, lead research, etc.
Accelerate revenue pipelinesThe pace to launch the new campaign has some restrictions
Offer consultation sales strategyTraining or implementation needs to be quick
Find potential customers and convert them into qualified sales leads.
Excellent customer support team


  • Prices are based on the company’s requirements. 


Rating on G2 – 4.8 / 5

Apollo.io is an excellent tool for sales and marketing teams looking to find potential customers. Its vast database of over 260 million contacts and 60 million companies makes it easy to find verified emails and phone numbers. 

What’s more, the platform offers automated workflows, sales intelligence, and end-to-end sales process features. You can also enjoy the convenience of downloading their brilliant Chrome extension and getting accurate data wherever you go. With all these impressive features, Apollo.io is worth considering for your lead generation needs.

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  • Accurate and robust data
  • Automated workflows
  • Sales Intelligence
  • End-to-end sales process
Reliable email-finding toolDoesn’t have updated contact numbers
Easy to find contacts on LinkedInCan’t save contacts all at one time
Combines all necessary tools for lead generation
Impressive CRM integration


  • Free plan – $0
  • Basic plan – $49 per month with a 14-day free trial
  • Professional plan – $79 per month with a 14-day free trial
  • Organizational plan – $119 per month

How Do You Choose a Good B2B Lead Generation Company?

Choosing the best lead generation company can be challenging. Here are some key factors to consider when deciding:  

Industry Experience:- Going for an experienced company with a lot of years in the game is needed for success. Experience showcases their knowledge and business understanding. At times it is better to go for companies with experience handling businesses in your niche. 

Data Source:- Where data comes from is essential. Always discuss the strategies and techniques they are looking to employ for lead generation. Look for companies using advanced filters to ensure leads are of high quality.  

Client Reviews:- It is essential to check what previous clients say about the company. Hearing firsthand experiences will make decision-making easier. Go for companies with a proven track record of delivering results. Positive reviews and case studies demonstrate a company’s reputation.

Pricing:- Look for companies with transparent pricing models, such as monthly plans or pay-per-lead. Next, evaluate the different proposals with the services they are offering. Now, compare the quotes and see which one aligns best with your goals.

Customer Support Services:- How well the customer support team operates, can set a good company apart from others. Clear communication and transparency are very important. Look for a company that assigns a dedicated manager to address an issue or case personally.


Selecting the best B2B lead generation company indeed calls for a lot of consideration. The right leads can propel your business to reach newer heights. Hence, finding the right agency that delivers high-quality leads and fits your criteria is essential. You should always examine their services and look to get a free trial period. This will aid decision-making better.

If you need a reliable B2B lead generation company,  Sign Up for GrowMeOrganic’s Free Trial. They offer services, such as lead generation, website scraping, GMB extractor, etc. 


Q 1. What are the benefits of using B2B lead generation companies?

Lead generation companies free up time for sales and marketing teams to concentrate on creating new products and services. They also assist in services, such as developing strategies, appointment settings, etc.

Q 2. What are some of the examples of B2B lead generation?

Listed below are some examples of lead generation:-

  • Content Marketing
  • Email Marketing
  • Search Engine Optimization
  • Social Media Marketing
  • Webinars
  • Cold Calling
  • Account Based Marketing
  • Paid Advertising
  • Live Chats and Chatbots

Q 3. What is a B2B Lead Generation Company?

B2B lead generation companies help identify ideal customers for businesses interested in purchasing their products or services. They create strategies to generate high-quality leads with higher chances of conversion into paying customers.

Q 4. Where can a company find B2B leads?

Companies can search for B2B leads through social media platforms like LinkedIn or from existing customers as referrals. You can approach a B2B lead generation company that can assist in finding quality leads for your business.

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