Company lists · Data refreshed September 2026

Top 25 Lead generation software companies worldwide

Name: Lead generation software companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 4, 2026 7,130 companies tracked

RevenueBase identified 7,130 lead generation software companies worldwide as of September 2026 and tracks 73,764 professional contacts across them, including 19,673 with verified work emails and 11,511 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers lead generation software companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 4, 2026. Country and city lists for lead generation software companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 4, 2026 86% judged on-target in blind review

7,130Companies

73,764Contacts tracked

19,673Verified emails

11,511Mobile numbers

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The 25 largest lead generation software companies worldwide

Ranked by team size

Top 25 of 7,130 lead generation software companies worldwide, ranked by team size, largest first. Data refreshed Sep 4, 2026. RevenueBase Smart Search rates how each company's information relates to lead generation software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Hubspot	Partial evidence	Cambridge, United StatesHQ checked Sep 4, 2026	5,001-10,000	10,997 contacts →
	Partial evidence “HubSpot is a leading agentic customer platform that provides software and support to help businesses grow better.” Source: RevenueBase Database · checked Sep 4, 2026
2	6sense	Indirect evidence	San Francisco, United StatesHQ checked Sep 4, 2026	1,001-5,000	1,426 contacts →
	Indirect evidence “6sense is on a mission to revolutionize the way B2B organizations create revenue by predicting customers most likely to buy and recommending the best course of action to engage…” Source: RevenueBase Database · checked Sep 4, 2026
3	Cience	Strong evidence	Miami, FL, United StatesHQ checked Sep 4, 2026	201-500	1,071 contacts →
	Strong evidence “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…” Source: RevenueBase Database · checked Sep 4, 2026
4	Lead Forensics	Strong evidence	London, United KingdomHQ checked Sep 4, 2026	201-500	855 contacts →
	Strong evidence “Lead Forensics is the software that reveals the identity of your anonymous website visitors, turning them into actionable sales-ready leads in real-time, at your fingertips.” Source: RevenueBase Database · checked Sep 4, 2026
5	apollo.io	Indirect evidence	San Francisco, CA, United StatesHQ checked Sep 4, 2026	501-1,000	843 contacts →
	Indirect evidence “Apollo.io is the AI-powered end-to-end go-to-market platform that empowers sales, marketing, and revenue teams to find prospects, engage customers, and close deals with…” Source: RevenueBase Database · checked Sep 4, 2026
6	Vendasta	Partial evidence	Saskatoon, MA, CanadaHQ checked Sep 4, 2026	501-1,000	768 contacts →
	Partial evidence “Vendasta is the leading AI software company for customer acquisition and engagement, helping businesses get more customers.” Source: RevenueBase Database · checked Sep 4, 2026
7	Applovin	Indirect evidence	Palo Alto, CA, United StatesHQ checked Sep 4, 2026	201-500	753 contacts →
	Indirect evidence “AppLovin helps businesses of any size reach over a billion people who play mobile games every day.” Source: RevenueBase Database · checked Sep 4, 2026
8	Salebuild	Partial evidence	Redwood City, CA, United StatesHQ checked Sep 4, 2026	n/a	708 contacts →
	Partial evidence “Salesify, a leading provider of B2B demand generation services, helps our clients create pipeline and accelerate revenue by identifying, profiling, nurturing and connecting with…” Source: RevenueBase Database · checked Sep 4, 2026
9	Sugarai	Indirect evidence	Denver, United StatesHQ checked Sep 4, 2026	501-1,000	565 contacts →
	Indirect evidence “SugarAI: the CRM that actually helps sellers sell.” Source: RevenueBase Database · checked Sep 4, 2026
10	Digitalzone	Partial evidence	New York, United StatesHQ checked Sep 4, 2026	501-1,000	557 contacts →
	Partial evidence “Digitalzone is a global marketing and demand gen company dedicated to delivering compliant leads, exceptional customer satisfaction, and an end-to-end approach.” Source: RevenueBase Database · checked Sep 4, 2026
11	Telenet Marketing Solutions	Indirect evidence	Athens, GA, United StatesHQ checked Sep 4, 2026	201-500	554 contacts →
	Indirect evidence “From initial market awareness to the final stages of a complex B2B buying journey, modern buyers crave authentic interaction.” Source: RevenueBase Database · checked Sep 4, 2026
12	Callbox INC	Strong evidence	Encino, CA, United StatesHQ checked Sep 4, 2026	201-500	501 contacts →
	Strong evidence “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…” Source: RevenueBase Database · checked Sep 4, 2026
13	Saleshive	Indirect evidence	Denver, CO, United StatesHQ checked Sep 4, 2026	51-200	455 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 4, 2026
14	Qualifa	Strong evidence	Brighton, United KingdomHQ checked Sep 4, 2026	51-200	440 contacts →
	Strong evidence “We are an award winning multilingual lead generation and market research service provider for B2B publishing, marketing, events and tech companies.” Source: RevenueBase Database · checked Sep 4, 2026
15	Leadgenius	Indirect evidence	Berkeley, CA, United StatesHQ checked Sep 4, 2026	201-500	424 contacts →
	Indirect evidence “LeadGenius helps B2B companies find and reach their next best customers.” Source: RevenueBase Database · checked Sep 4, 2026
16	Beyond Codes INC	Indirect evidence	Simi Valley, TX, United StatesHQ checked Sep 4, 2026	201-500	385 contacts →
	Indirect evidence “Founded in 2008, Beyond Codes Inc.” Source: RevenueBase Database · checked Sep 4, 2026
17	Inventive SMI	Indirect evidence	IndiaHQ checked Sep 4, 2026	201-500	339 contacts →
	Indirect evidence “Inventive SMi was founded in 2008 with the goal of providing enterprise-grade communications solutions to businesses of all sizes.” Source: RevenueBase Database · checked Sep 4, 2026
18	Callrail	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 4, 2026	201-500	330 contacts →
	Partial evidence “CallRail is the lead engagement platform that makes it easy for businesses to attract more leads, convert more customers, and optimize their marketing.” Source: RevenueBase Database · checked Sep 4, 2026
19	Vereigen Media	Strong evidence	Austin, United StatesHQ checked Sep 4, 2026	201-500	302 contacts →
	Strong evidence “Vereigen Media is a U.S-based B2B demand generation company that supports organizations connect with data-driven lead generation and audience engagement solutions.” Source: RevenueBase Database · checked Sep 4, 2026
20	leads.io	Strong evidence	Holland, NetherlandsHQ checked Sep 4, 2026	201-500	254 contacts →
	Strong evidence “Leads.io is the World’s Leading AI-Powered Lead Generation Agency, founded on a performance-based pay-per-lead model.” Source: RevenueBase Database · checked Sep 4, 2026
21	Chili Piper	Indirect evidence	New York, NY, United StatesHQ checked Sep 4, 2026	51-200	237 contacts →
	Indirect evidence “Chili Piper is the all-in-one Demand Conversion Platform, used by Intuit, Spotify, Airbnb, Gong, and thousands more We are the only platform that consolidates Form Routing, Chat…” Source: RevenueBase Database · checked Sep 4, 2026
22	instantly.ai	Indirect evidence	Sheridan, WY, United StatesHQ checked Sep 4, 2026	51-200	218 contacts →
	Indirect evidence “All-in-one outreach platform for business growth.” Source: RevenueBase Database · checked Sep 4, 2026
23	Artisan	Indirect evidence	San Francisco, United StatesHQ checked Sep 4, 2026	51-200	211 contacts →
	Indirect evidence “Artisan builds AI employees.” Source: RevenueBase Database · checked Sep 4, 2026
24	Leadguru	Strong evidence	Bucharest, RomaniaHQ checked Sep 4, 2026	n/a	210 contacts →
	Strong evidence “LEADGURU is a Digital Agency that focuses on Done-For-You Lead Generation services.” Source: RevenueBase Database · checked Sep 4, 2026
25	Only B2B Lead Generation & Marketing	Indirect evidence	Pune, IndiaHQ checked Sep 4, 2026	201-500	208 contacts →
	Indirect evidence “We are Only B2B – Your reliable growth partner!” Source: RevenueBase Database · checked Sep 4, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: lead generation software companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names lead generation software companies.
Partial evidence: Its own public description names part of lead generation software companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name lead generation software companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 7,130 lead generation software companies worldwide

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Lead generation software companies worldwide at a glance

As of Sep 4, 2026

26.7%Verified-email coverage

15.6%Mobile-number coverage

10.3Average contacts per company

1-10Median size (employees)

4.2%Largest-city concentration · London

Sep 4, 2026Page data refreshed

Companies by employee count

1-10

4,421

11-50

2,074

51-200

495

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among lead generation software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: 25 countries, largest first: the United States, India, the United Kingdom, Canada, France, Australia, Brazil, Germany, the Netherlands, Spain and 15 more. Country and city lists for lead generation software companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “lead generation software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names lead generation software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among lead generation software companies, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 19,673 across the full list. 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 between September 4, 2026 and September 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Lead generation software companies by location

57 lists · largest first

Every Lead generation software 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names lead generation software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many lead generation software companies are there worldwide?

RevenueBase identified 7,130 lead generation software companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Hubspot, headquartered in Amsterdam, tops this list with the largest team on record.

Which country has the most lead generation software companies?

The United States leads with 3,081 companies, followed by India (934) and the United Kingdom (752). Every lead generation software companies list by country and city is linked on this page.

Which city has the most lead generation software companies?

London leads with 296 headquartered companies, followed by Pune (197) and New York (166).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 19,673 verified decision-maker contacts tracked across these 7,130 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between September 4, 2026 and September 14, 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 Smart Search, 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.