Company lists · Data refreshed October 2026

Top 25 Lead qualification services based in London, United Kingdom

RevenueBase identified 189 company matches for lead qualification services associated with London, United Kingdom as of October 2026 and tracks 1,166 professional contacts across them, including 132 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for lead qualification services associated with London, United Kingdom, 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 October 1, 2026.

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 Oct 1, 2026 How this list was built
189Companies
1,166Contacts tracked
132Verified emails
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The 25 largest lead qualification services based in London, United Kingdom

Ranked by team size
Top 25 of 189 company matches for lead qualification services based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 matchLondon, United KingdomHQ recorded Oct 1, 202651-200185 contacts →

Exact match

“We help our clients supercharge their sales.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 1, 202651-20059 contacts →

Exact match

“Looking to fill your calendar with qualified calls?”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-5033 contacts →

Exact match

“AI Lead Generator.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-1017 contacts →

Exact match

“Our mission is to empower businesses across various sectors, locally and globally, by delivering innovative performance driven lead generation solutions.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-5013 contacts →

Exact match

“Salesflow is a simple and effective lead-generation platform that enables Sales Teams, Agencies and growing SMBs to generate quality leads fast.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-109 contacts →

Exact match

“Prismique is an advertising company helping over 200 businesses turbocharge their sales by supplying qualified leads at a fixed price, without burning through their ad budget.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-108 contacts →

Exact match

“The original one stop prospecting service for estate agents founded in 2016.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-108 contacts →

Exact match

“We are on a mission to disrupt the affiliate marketing world by offering a variety of lead generation services within and outside of the financial space and iGaming.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-107 contacts →

Exact match

“PinLocal is the largest online lead generation business for high quality customer leads in the home moving and legal sectors.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-507 contacts →

Exact match

“Neptik is a highly effective, cost efficient, B2B lead generation specialist.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-107 contacts →

Exact match

“Cutting-edge technology.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-507 contacts →

Exact match

“Generating new business leads in a cost effective and scalable way is challenging in a B2B environment.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-506 contacts →

Exact match

“Often, we see businesses caught in a cycle of diminishing returns with outbound sales campaigns targeting tired lists of data, supported by single-tactic inbound efforts, such as…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-105 contacts →

Exact match

“Allround Lead Generation agency specialised in Tech Start Ups and IT Whether you're looking for Sales or Marketing solutions, Online or phone marketing to grow your business, look…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-504 contacts →

Exact match

“LEAD GENERATION Traders Advertising provides innovative solutions for agencies and B2C companies within the trading industry.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-504 contacts →

Exact match

“Bloom Media Group is a performance lead generation agency helping businesses in the home improvement, energy, insurance, legal and health sectors grow through consistent…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-104 contacts →

Exact match

“We provide a variety of services that range from lead generation to digital marketing activities.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-104 contacts →

Exact match

“Valuation Leads helps estate agents generate more valuation opportunities from the CRM they already own.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-504 contacts →

Exact match

“Welcome to Zoovr where where we transform leads into loyal customers and businesses into industry titans.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-504 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-503 contacts →

Exact match

“Intentify Demand is a provider of demand and lead generation services, specialising in B2B sectors such as SaaS, IT technology, FinTech, Martech and HR Tech.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-103 contacts →

Exact match

“NEG Media Consulting provides lead generation services for a wide range of companies willing to optimize their sales, acquire new members at a global level or build their own…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-103 contacts →

Exact match

“HH Marketing deliver quality leads for our clients to convert.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 1, 202611-502 contacts →

Exact match

“BringCommerce | Outbound Lead Gen That Actually Works We help B2B service businesses flood their pipeline with qualified leads by fixing positioning, power messaging and outbound…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 1, 20261-102 contacts →

Exact match

“Here at 247PPL, we have a team of experts from the field of marketing, technology, sales, and business development.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 189 lead qualification services based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 132 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Lead qualification services based in London, United Kingdom at a glance

As of Oct 1, 2026
11.3%Verified-email coverage
6.2Average contacts per company
1-10Median size (employees)
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
135
11-50
42
51-200
10
201-500
2

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 189 companies.

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.
What qualifies
Company records associated with London, United Kingdom whose business descriptions match “lead qualification services” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 132 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 October 1, 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 services by metro in the United Kingdom

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

How many lead qualification services are there based in London, United Kingdom?

RevenueBase identified 189 company matches for lead qualification services associated with London, United Kingdom as of October 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?

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

Which city in the United Kingdom has the most lead qualification services?

London leads the United Kingdom with 189 company records, followed by Manchester (36) and Leeds (14).

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 132 professional contacts with verified work emails tracked across these 189 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 October 1, 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.