Company lists · Data refreshed September 2026

Top 25 Lead generation optimization firms worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 43,984 companies tracked

RevenueBase identified 43,984 company matches for lead generation optimization firms worldwide as of September 2026 and tracks 292,903 professional contacts across them, including 51,294 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for lead generation optimization firms 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 28, 2026. Country and city lists for lead generation optimization firms 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 28, 2026 How this list was built

43,984Companies

292,903Contacts tracked

51,294Verified emails

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The 25 largest lead generation optimization firms worldwide

Ranked by team size

Top 25 of 43,984 company matches for lead generation optimization firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Selbstständig	Exact match	Zurich, SwitzerlandHQ recorded Sep 28, 2026	n/a	15,466 contacts →
	Exact match “Bei Social Group positionieren wir deine Marke, treiben die Bekanntheit voran und generieren Leads und Umsätze durch qualitativ hochwertige Inhalte.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	V4 Company	Exact match	Campinas, BrazilHQ recorded Sep 28, 2026	1,001-5,000	5,079 contacts →
	Exact match “Somos uma assessoria de marketing focada em construir e otimizar o processo de vendas através da internet conectando pessoas que geram resultados com empresas que buscam vender…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Zoominfo	Exact match	Vancouver, WA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	4,029 contacts →
	Exact match “ZoomInfo (NASDAQ: GTM) is the go-to-market platform that helps businesses find, acquire and grow their customers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Xdbs Worldwide	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 28, 2026	1,001-5,000	3,498 contacts →
	Exact match “At XDBS, we primarily work with media agencies, publishers and marketing companies looking to leverage marketing automation and digital marketing capacity and capability to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Kinesso	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	5,001-10,000	2,860 contacts →
	Exact match “KINESSO is the technology-driven performance marketing agency within Omnicom Media that provides actionable growth for both agency partners and clients.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Power Digital Marketing	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	1,570 contacts →
	Exact match “Power Digital is a growth marketing firm fueled by technology and driven by a talented team of consultative marketers, creatives, analysts and technologists.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Localiq	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,534 contacts →
	Exact match “Grow your business with digital marketing powered by AI and local expertise.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Intuit Mailchimp	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,483 contacts →
	Exact match “The Mailchimpossibilities are endless when you create, automate, and optimize your marketing with Mailchimp.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Verticurl A WPP Company	Exact match	SingaporeHQ recorded Sep 28, 2026	1,001-5,000	1,256 contacts →
	Exact match “Verticurl, a division of Ogilvy, was established in 2006 with the mission to be the world’s leading marketing technology services agency for multinational organizations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Data Axle	Exact match	Dallas, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,088 contacts →
	Exact match “Data Axle helps clients create a foundation of clean data, find new leads, develop winning strategies, design beautiful campaigns, and can handle all day-to-day execution needs” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Demandscience	Exact match	Boston, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,087 contacts →
	Exact match “With proprietary data and omni-channel activation like events, content, programmatic and chat, we cut through the noise to reach entire buyer groups, driving engagement and impact…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Cience	Exact match	Miami, FL, United StatesHQ recorded Sep 28, 2026	201-500	1,068 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 28, 2026 · View company records in RevenueBase
13	SEM	Exact match	Sariyer, TürkiyeHQ recorded Sep 28, 2026	n/a	883 contacts →
	Exact match “SEM is a global new generation consumer marketing and technologies brand where we combine growth consultancy, advanced analytics, digital marketing and technology services under…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	NP Digital	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	866 contacts →
	Exact match “Neil Patel has been recognized by the Wall Street Journal, Forbes, and the United Nations, to name a few, as one of the most influential and successful marketers and entrepreneurs…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	S2w Media	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	806 contacts →
	Exact match “We are innovators, problem solvers, thought leaders, and above all else, a team.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Infuse	Exact match	Boca Raton, FL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	796 contacts →
	Exact match “Demand Excellence Delivered We are INFUSE, a global B2B demand and revenue marketing performance company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Manlitics B2B Ites	Exact match	New York, United StatesHQ recorded Sep 28, 2026	501-1,000	750 contacts →
	Exact match “In an ERA of new and emerging digital mediums, we align our core expertise of today’s ever-changing technology with a clear understanding of traditional marketing methods without…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Abstrakt Marketing Group	Exact match	St Louis, MO, United StatesHQ recorded Sep 28, 2026	501-1,000	724 contacts →
	Exact match “We book the qualified meetings that fill your pipeline for any B2B company ready to grow.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Salebuild	Exact match	Redwood City, CA, United StatesHQ recorded Sep 28, 2026	n/a	708 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 28, 2026 · View company records in RevenueBase
20	Flexisales INC	Exact match	Las Vegas, NV, United StatesHQ recorded Sep 28, 2026	201-500	697 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 28, 2026 · View company records in RevenueBase
21	CMD	Exact match	Portland, OR, United StatesHQ recorded Sep 28, 2026	n/a	604 contacts →
	Exact match “Take command of every opportunity with a partner that gets results.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Digitalzone	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	558 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 · Sep 28, 2026 · View company records in RevenueBase
23	Telenet Marketing Solutions	Exact match	Athens, GA, IndiaHQ recorded Sep 28, 2026	201-500	553 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 · Sep 28, 2026 · View company records in RevenueBase
24	Precis	Exact match	Stockholm, SwedenHQ recorded Sep 28, 2026	201-500	535 contacts →
	Exact match “Precis is a modern, tech-powered digital marketing agency specialising in media buying, analytics, creative, and proprietary technology.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Movingdneedle Pvt. LTD	Exact match	Sterling Heights, MI, United StatesHQ recorded Sep 28, 2026	51-200	528 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 28, 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 generation optimization firms”. 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 43,984 lead generation optimization firms worldwide

See the full list, filter by size, metro and specialty, and access 51,294 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Lead generation optimization firms worldwide at a glance

As of Sep 28, 2026

17.5%Verified-email coverage

6.7Average contacts per company

1-10Median size (employees)

2.1%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

30,906

11-50

10,630

51-200

1,877

201-500

351

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 generation optimization firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “lead generation optimization firms” 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 51,294 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 28, 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 generation optimization firms by location

172 lists · largest first

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

How many lead generation optimization firms are there worldwide?

RevenueBase identified 43,984 company matches for lead generation optimization firms 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?

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

Which country has the most lead generation optimization firms?

The United States leads with 10,950 companies, followed by India (5,125) and the United Kingdom (2,643). Every lead generation optimization firms list by country and city is linked on this page.

Which city has the most lead generation optimization firms?

London leads with 904 company records, followed by Pune (653) and New York (475).

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 51,294 professional contacts with verified work emails tracked across these 43,984 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 28, 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.