Company lists · Data refreshed November 2026

Top 25 Lead suppliers worldwide

Name: Lead suppliers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 8,165 companies tracked

RevenueBase identified 8,165 company matches for lead suppliers worldwide as of November 2026 and tracks 63,665 professional contacts across them, including 8,572 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for lead suppliers 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 November 6, 2026. Country and city lists for lead suppliers 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 Nov 6, 2026 How this list was built

8,165Companies

63,665Contacts tracked

8,572Verified emails

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The 25 largest lead suppliers worldwide

Ranked by team size

Top 25 of 8,165 company matches for lead suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	apollo.io	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	1,156 contacts →
	Exact match “Apollo is the AI GTM System that uniquely combines data, intelligence, and execution in one loop, helping every business find and win their next customer.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Cience	Exact match	Miami, FL, United StatesHQ recorded Nov 6, 2026	201-500	1,120 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 · Nov 6, 2026 · View company records in RevenueBase
3	Flexisales INC	Exact match	Las Vegas, NV, United StatesHQ recorded Nov 6, 2026	201-500	736 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 · Nov 6, 2026 · View company records in RevenueBase
4	Salebuild	Exact match	Redwood City, CA, United StatesHQ recorded Nov 6, 2026	n/a	725 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 · Nov 6, 2026 · View company records in RevenueBase
5	Algominds	Exact match	London, United KingdomHQ recorded Nov 6, 2026	n/a	619 contacts →
	Exact match “At Algominds, we build AI agents that find you customers who already want to buy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Telenet Marketing Solutions	Exact match	Athens, GA, IndiaHQ recorded Nov 6, 2026	201-500	580 contacts →
	Exact match “From initial market awareness to the final stages of a complex B2B buying journey, modern buyers crave authentic interaction.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Digitalzone	Exact match	New York, United StatesHQ recorded Nov 6, 2026	501-1,000	563 contacts →
	Exact match “Digitalzone is a global marketing and demand gen company dedicated to delivering compliant leads, exceptional customer satisfaction, and an end-to-end approach.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Movingdneedle Pvt. LTD	Exact match	Sterling Heights, United StatesHQ recorded Nov 6, 2026	51-200	530 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 · Nov 6, 2026 · View company records in RevenueBase
9	Callbox INC	Exact match	Encino, CA, United StatesHQ recorded Nov 6, 2026	201-500	528 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 · Nov 6, 2026 · View company records in RevenueBase
10	Cognism	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	498 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 · Nov 6, 2026 · View company records in RevenueBase
11	Smarte	Exact match	Sunnyvale, United StatesHQ recorded Nov 6, 2026	51-200	487 contacts →
	Exact match “At SMARTe, we understand the challenges faced by revenue-generating teams.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Qualifa	Exact match	Brighton, United KingdomHQ recorded Nov 6, 2026	51-200	453 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 · Nov 6, 2026 · View company records in RevenueBase
13	Saleshive	Exact match	Denver, CO, United StatesHQ recorded Nov 6, 2026	51-200	448 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Leadgenius	Exact match	Berkeley, CA, United StatesHQ recorded Nov 6, 2026	201-500	445 contacts →
	Exact match “LeadGenius helps B2B companies find and reach their next best customers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	The Lead Market	Exact match	Nagpur, IndiaHQ recorded Nov 6, 2026	51-200	421 contacts →
	Exact match “TLM empowers businesses to generate revenue through their qualified leads.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Amarketforce	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	201-500	407 contacts →
	Exact match “aMarketForce is a full-scale B2B Contact Database & Demand Generation services company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Callrail	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	201-500	351 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 · Nov 6, 2026 · View company records in RevenueBase
18	LUSHA	Exact match	Boston, MA, United StatesHQ recorded Nov 6, 2026	201-500	348 contacts →
	Exact match “Lusha is the B2B data and sales intelligence system used by sales, marketing, recruiting, RevOps teams, and AI agents to find contacts, enrich records, and track real-world buying…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Vereigen Media	Exact match	Austin, United StatesHQ recorded Nov 6, 2026	201-500	335 contacts →
	Exact match “Vereigen Media is a U.S-based B2B demand generation company that supports organizations connect with data-driven lead generation and audience engagement solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	leads.io	Exact match	Hoorn, NetherlandsHQ recorded Nov 6, 2026	201-500	238 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 · Nov 6, 2026 · View company records in RevenueBase
21	Marketjoy, INC	Exact match	Pensacola, FL, United StatesHQ recorded Nov 6, 2026	51-200	232 contacts →
	Exact match “Founded in 2016 and headquartered in Pensacola, Florida, MarketJoy is a B2B lead generation, appointment generation and sales development partner built to deliver predictable…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Bizkonnect	Exact match	Pune, DE, IndiaHQ recorded Nov 6, 2026	51-200	220 contacts →
	Exact match “BizKonnect is a global actionable sales intelligence solution company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Leadguru	Exact match	Bucharest, RomaniaHQ recorded Nov 6, 2026	n/a	212 contacts →
	Exact match “LEADGURU is a Digital Agency that focuses on Done-For-You Lead Generation services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	snov.io	Exact match	Shenzhen, United StatesHQ recorded Nov 6, 2026	51-200	206 contacts →
	Exact match “Snov.io is a B2B lead generation and multichannel outreach automation platform designed to help sales and marketing teams improve reply rates and manage outbound campaigns more…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	SM Services	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	n/a	202 contacts →
	Exact match “A SM Services constrói motores de receita para empresas B2B que vendem soluções complexas, unindo metodologia comercial, inteligência artificial e curadoria humana.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “lead suppliers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 8,165 lead suppliers worldwide

See the full list, filter by size, metro and specialty, and access 8,572 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Lead suppliers worldwide at a glance

As of Nov 6, 2026

13.5%Verified-email coverage

7.8Average contacts per company

1-10Median size (employees)

2.5%Largest-city concentration · Pune

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

4,823

11-50

2,449

51-200

666

201-500

157

501-1,000

1,001-5,000

5,001-10,000

10001+

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 suppliers are linked below.
What qualifies: Company records worldwide whose business descriptions match “lead suppliers” 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 8,572 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 November 6, 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 suppliers by location

42 lists · largest first

Every Lead suppliers 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 suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many lead suppliers are there worldwide?

RevenueBase identified 8,165 company matches for lead suppliers worldwide as of November 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?

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

Which country has the most lead suppliers?

The United States leads with 2,229 companies, followed by India (838) and the United Kingdom (572). Every lead suppliers list by country and city is linked on this page.

Which city has the most lead suppliers?

Pune leads with 207 company records, followed by London (185) and New York (136).

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 8,572 professional contacts with verified work emails tracked across these 8,165 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 November 6, 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.