Company lists · Data refreshed September 2026

Top 25 Lead management consulting services worldwide

Name: Lead management consulting services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 10,674 companies tracked

RevenueBase identified 10,674 lead management consulting services worldwide as of September 2026 and tracks 62,499 professional contacts across them, including 8,653 with verified work emails. The United States is the largest market and London the largest hub.

This list covers lead management consulting services 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 28, 2026. Country and city lists for lead management consulting services 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 28, 2026 86% judged on-target in blind review

10,674Companies

62,499Contacts tracked

8,653Verified emails

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The 25 largest lead management consulting services worldwide

Ranked by team size

Top 25 of 10,674 lead management consulting services worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to lead management consulting services: 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	Verticurl A WPP Company	Indirect evidence	SingaporeHQ checked Sep 28, 2026	1,001-5,000	1,256 contacts →
	Indirect evidence “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.” Source: RevenueBase Database · checked Sep 28, 2026
2	Cience	Partial evidence	Miami, FL, United StatesHQ checked Sep 28, 2026	201-500	1,068 contacts →
	Partial 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 28, 2026
3	Salebuild	Indirect evidence	Redwood City, CA, United StatesHQ checked Sep 28, 2026	n/a	708 contacts →
	Indirect 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 28, 2026
4	Flexisales INC	Partial evidence	Las Vegas, NV, United StatesHQ checked Sep 28, 2026	201-500	697 contacts →
	Partial evidence “Flexisales, is a global frontrunner in B2B Lead & Demand Generation and Data Services, serving technology companies & agencies worldwide.” Source: RevenueBase Database · checked Sep 28, 2026
5	Movingdneedle Pvt. LTD	Partial evidence	Sterling Heights, MI, United StatesHQ checked Sep 28, 2026	51-200	528 contacts →
	Partial evidence “movingDneedle is a Business to Business Sales Lead Generation Company that provides fast and scalable, sales qualified leads through its unique Personalized Email Marketing…” Source: RevenueBase Database · checked Sep 28, 2026
6	Callbox INC	Partial evidence	Encino, CA, United StatesHQ checked Sep 28, 2026	201-500	499 contacts →
	Partial 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 28, 2026
7	Saleshive	Indirect evidence	Denver, CO, United StatesHQ checked Sep 28, 2026	51-200	455 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
8	Qualifa	Partial evidence	Brighton, United KingdomHQ checked Sep 28, 2026	51-200	440 contacts →
	Partial 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 28, 2026
9	MVF	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	201-500	401 contacts →
	Indirect evidence “MVF powers growth for our clients by connecting them to potential customers.” Source: RevenueBase Database · checked Sep 28, 2026
10	The Lead Market	Partial evidence	Nagpur, IndiaHQ checked Sep 28, 2026	51-200	387 contacts →
	Partial evidence “TLM empowers businesses to generate revenue through their qualified leads.” Source: RevenueBase Database · checked Sep 28, 2026
11	Freelan	Indirect evidence	Huixquilucan, MexicoHQ checked Sep 28, 2026	n/a	340 contacts →
	Indirect evidence “En Freelan, creemos que el crecimiento sostenible no es fruto del azar, sino de un sistema bien diseñado.” Source: RevenueBase Database · checked Sep 28, 2026
12	Jumpcrew	Indirect evidence	Nashville, TN, United StatesHQ checked Sep 28, 2026	201-500	339 contacts →
	Indirect evidence “Launch-ready sales teams, experienced leaders, and time-tested processes to help you acquire new customers faster and with less risk than doing it alone.” Source: RevenueBase Database · checked Sep 28, 2026
13	Inventive SMI	Indirect evidence	IndiaHQ checked Sep 28, 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 28, 2026
14	Callrail	Partial evidence	Atlanta, GA, United StatesHQ checked Sep 28, 2026	201-500	332 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 28, 2026
15	Lahaus	Partial evidence	Medellín, ColombiaHQ checked Sep 28, 2026	51-200	292 contacts →
	Partial evidence “Un solo sistema corre tus ads, habla con tus leads y te entrega clientes listos para cerrar.” Source: RevenueBase Database · checked Sep 28, 2026
16	Sales Xceleration	Partial evidence	Fishers, IN, United StatesHQ checked Sep 28, 2026	51-200	268 contacts →
	Partial evidence “At Sales Xceleration, we help businesses accelerate revenue growth through our Certified Sales Operating Management System™ and the guidance of our Fractional Sales Leaders.” Source: RevenueBase Database · checked Sep 28, 2026
17	leads.io	Partial evidence	Hoorn, NetherlandsHQ checked Sep 28, 2026	201-500	253 contacts →
	Partial 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 28, 2026
18	Mercadeo	Indirect evidence	Mumbai, IndiaHQ checked Sep 28, 2026	51-200	240 contacts →
	Indirect evidence “Mercadeo strategies are embedded in a sound foundation of proven, time tested business fundamentals, a deep understanding of different market dynamics and intimate knowledge of…” Source: RevenueBase Database · checked Sep 28, 2026
19	GROW	Indirect evidence	Jerusalem, IsraelHQ checked Sep 28, 2026	n/a	230 contacts →
	Indirect evidence “GROW is a full-service marketing agency passionate about helping B2B companies achieve their goals.” Source: RevenueBase Database · checked Sep 28, 2026
20	Squeeze	Indirect evidence	Orem, United StatesHQ checked Sep 28, 2026	501-1,000	217 contacts →
	Indirect evidence “Squeeze (GoSqueeze.com) is the leader in Sales Experience (SX).” Source: RevenueBase Database · checked Sep 28, 2026
21	Only B2B Lead Generation & Marketing	Indirect evidence	Pune, IndiaHQ checked Sep 28, 2026	201-500	208 contacts →
	Indirect evidence “We are Only B2B – Your reliable growth partner!” Source: RevenueBase Database · checked Sep 28, 2026
22	Leadguru	Partial evidence	Bucharest, RomaniaHQ checked Sep 28, 2026	n/a	208 contacts →
	Partial evidence “LEADGURU is a Digital Agency that focuses on Done-For-You Lead Generation services.” Source: RevenueBase Database · checked Sep 28, 2026
23	Salaria Sales Solutions	Partial evidence	Washington D.c., WA, United StatesHQ checked Sep 28, 2026	51-200	188 contacts →
	Partial evidence “Salaria Sales Solutions is a B2B lead generation and sales development agency.” Source: RevenueBase Database · checked Sep 28, 2026
24	Concept Services	Partial evidence	Copley, OH, United StatesHQ checked Sep 28, 2026	51-200	185 contacts →
	Partial evidence “Concept develops and implements comprehensive B2B lead generation and sales development solutions for companies.” Source: RevenueBase Database · checked Sep 28, 2026
25	NIH Research & Consulting	Strong evidence	Coral Springs, FL, United StatesHQ checked Sep 28, 2026	n/a	184 contacts →
	Strong evidence “NIH Research & Consulting, LLC (NIHR) is the leading provider of exceptional market research and lead generation services for the healthcare technology industry.” Source: RevenueBase Database · checked Sep 28, 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 management consulting services. 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 management consulting services.
Partial evidence: Its own public description names part of lead management consulting services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name lead management consulting services. 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 10,674 lead management consulting services worldwide

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Lead management consulting services worldwide at a glance

As of Sep 28, 2026

13.8%Verified-email coverage

5.9Average contacts per company

1-10Median size (employees)

2.2%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

7,633

11-50

2,387

51-200

513

201-500

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

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among lead management consulting services, 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: Every country. Country and city lists for lead management consulting services are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “lead management consulting services”. 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 management consulting services), 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 management consulting services, 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, 8,653 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 on September 28, 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 management consulting services by location

58 lists · largest first

Every Lead management consulting services 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 management consulting services, 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 management consulting services are there worldwide?

RevenueBase identified 10,674 lead management consulting services 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?

Verticurl A WPP Company, headquartered in Singapore, tops this list with the largest team on record.

Which country has the most lead management consulting services?

The United States leads with 2,820 companies, followed by India (795) and the United Kingdom (740). Every lead management consulting services list by country and city is linked on this page.

Which city has the most lead management consulting services?

London leads with 238 headquartered companies, followed by Pune (206) and Sao Paulo (123).

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 8,653 verified decision-maker contacts tracked across these 10,674 companies.

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 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.