Company lists · Data refreshed September 2026

Top 25 Lead qualification companies worldwide

RevenueBase identified 6,968 company matches for lead qualification companies worldwide as of September 2026 and tracks 49,990 professional contacts across them, including 6,430 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for lead qualification companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 2026. Country and city lists for lead qualification companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
6,968Companies
49,990Contacts tracked
6,430Verified emails
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The 25 largest lead qualification companies worldwide

Ranked by team size
Top 25 of 6,968 company matches for lead qualification companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMiami, FL, United StatesHQ recorded Sep 21, 2026201-5001,068 contacts →

Exact match

“CIENCE Technologies, Inc, founded in 2015 and headquartered in Denver, CO, is a pioneering global company in lead generation software and services, committed to transforming the…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026501-1,000806 contacts →

Exact match

“We are innovators, problem solvers, thought leaders, and above all else, a team.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchRedwood City, CA, United StatesHQ recorded Sep 21, 2026n/a708 contacts →

Exact match

“Salesify, a leading provider of B2B demand generation services, helps our clients create pipeline and accelerate revenue by identifying, profiling, nurturing and connecting with…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchLas Vegas, NV, United StatesHQ recorded Sep 21, 2026201-500697 contacts →

Exact match

“Flexisales, is a global frontrunner in B2B Lead & Demand Generation and Data Services, serving technology companies & agencies worldwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 21, 2026201-500530 contacts →

Exact match

“Cognism provides accurate, compliant-first B2B data and sales intelligence for teams growing across Europe and beyond.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchSterling Heights, MI, United StatesHQ recorded Sep 21, 202651-200528 contacts →

Exact match

“movingDneedle is a Business to Business Sales Lead Generation Company that provides fast and scalable, sales qualified leads through its unique Personalized Email Marketing…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchEncino, CA, United StatesHQ recorded Sep 21, 2026201-500499 contacts →

Exact match

“Callbox is the #1 trusted lead generation services and AI-Powered Growth Strategy Partner by enterprise and scaling businesses in the USA, Canada, Asia Pacific, Latin America…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchDenver, CO, United StatesHQ recorded Sep 21, 202651-200455 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchBrighton, United KingdomHQ recorded Sep 21, 202651-200440 contacts →

Exact match

“We are an award winning multilingual lead generation and market research service provider for B2B publishing, marketing, events and tech companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchNagpur, IndiaHQ recorded Sep 21, 202651-200387 contacts →

Exact match

“TLM empowers businesses to generate revenue through their qualified leads.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchSimi Valley, CA, United StatesHQ recorded Sep 21, 2026201-500380 contacts →

Exact match

“Beyond Codes is a global B2B lead generation and appointment-setting agency trusted by some of the world's leading technology companies to build enterprise sales pipeline.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 21, 2026n/a358 contacts →

Exact match

“At Algominds, we build AI agents that find you customers who already want to buy.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchAtlanta, GA, United StatesHQ recorded Sep 21, 2026201-500332 contacts →

Exact match

“CallRail is the lead engagement platform that makes it easy for businesses to attract more leads, convert more customers, and optimize their marketing.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchMedellín, ColombiaHQ recorded Sep 21, 202651-200292 contacts →

Exact match

“Un solo sistema corre tus ads, habla con tus leads y te entrega clientes listos para cerrar.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchLos Angeles, TX, United StatesHQ recorded Sep 21, 202651-200289 contacts →

Exact match

“Current Vertical Focus: Real Estate - Lead Generation, Lead Conversion, Lead Qualification, Agent Recruiting Mortgage - Lead Conversion, Lead Qualification Insurance - Lead…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchHoorn, NetherlandsHQ recorded Sep 21, 2026201-500253 contacts →

Exact match

“Leads.io is the World’s Leading AI-Powered Lead Generation Agency, founded on a performance-based pay-per-lead model.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchDetroit, MI, United StatesHQ recorded Sep 21, 20261,001-5,000247 contacts →

Exact match

“Rocket Connections is a sales and support platform specializing in contact center services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchPune, IndiaHQ recorded Sep 21, 2026201-500208 contacts →

Exact match

“We are Only B2B – Your reliable growth partner!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchBucharest, RomaniaHQ recorded Sep 21, 2026n/a208 contacts →

Exact match

“LEADGURU is a Digital Agency that focuses on Done-For-You Lead Generation services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchSao Paulo, BrazilHQ recorded Sep 21, 2026n/a187 contacts →

Exact match

“Fundada em 2005, a SM Services é especializada em prospecção de mercado para vendas consultivas, oferecendo ao mercado diversos tipos de serviços geração de oportunidades de…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchCopley, OH, United StatesHQ recorded Sep 21, 202651-200185 contacts →

Exact match

“Concept develops and implements comprehensive B2B lead generation and sales development solutions for companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-200185 contacts →

Exact match

“We help our clients supercharge their sales.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchKarlsruhe, GermanyHQ recorded Sep 21, 202651-200172 contacts →

Exact match

“Dealfront announced it will unify under the Leadfeeder brand, repositioning the company as a lead generation platform built around the B2B marketer’s most strategic asset: the…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchCape Town, South AfricaHQ recorded Sep 21, 2026201-500161 contacts →

Exact match

“Lead Capital Group is a forward-thinking international sales and marketing company based in Cape Town.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchUnited StatesHQ recorded Sep 21, 2026n/a155 contacts →

Exact match

“At DealForce, we drive sales calls on a pay for performance model with interested, target market prospects.$0 upfront.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 6,968 lead qualification companies worldwide

See the full list, filter by size, metro and specialty, and access 6,430 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Lead qualification companies worldwide at a glance

As of Sep 21, 2026
12.9%Verified-email coverage
7.2Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
4,296
11-50
2,006
51-200
514
201-500
109
501-1,000
20
1,001-5,000
7
5,001-10,000
1
10001+
4

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for lead qualification companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “lead qualification companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 6,430 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Lead qualification companies by location

27 lists · largest first

Every Lead qualification companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “lead qualification companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many lead qualification companies are there worldwide?

RevenueBase identified 6,968 company matches for lead qualification companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Cience tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most lead qualification companies?

The United States leads with 1,832 companies, followed by India (631) and the United Kingdom (474). Every lead qualification companies list by country and city is linked on this page.

Which city has the most lead qualification companies?

London leads with 162 company records, followed by Pune (154) and New York (96).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 6,430 professional contacts with verified work emails tracked across these 6,968 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.