Company lists · Data refreshed September 2026

Top 25 Customer onboarding software companies based in London, United Kingdom

RevenueBase identified 43 company matches for customer onboarding software companies associated with London, United Kingdom as of September 2026 and tracks 465 professional contacts across them, including 246 with verified work emails and 6 with mobile numbers. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for customer onboarding software companies 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 September 10, 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 Sep 10, 2026 How this list was built
43Companies
465Contacts tracked
246Verified emails
6Mobile numbers
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest customer onboarding software companies based in London, United Kingdom

Ranked by team size
Top 25 of 43 company matches for customer onboarding software companies based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 10, 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 Sep 10, 202651-20091 contacts →

Exact match

“Ondato is a Tech company streamlining KYC, Age Verification, and AML-related processes using cutting-edge AI solutions that cover the full spectrum of compliance challenges, from…”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 10, 202651-20046 contacts →

Exact match

“IDWise is a Gartner Magic Quadrant–recognised, enterprise-grade identity verification and e-KYC platform purpose-built for high-risk, high-complexity emerging markets.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 10, 202651-20045 contacts →

Exact match

“EnQualify is redefining digital onboarding with state-of-the-art AI on mobile edge technology, delivering super-fast, accurate, and fully automated onboarding in just seconds.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5037 contacts →

Exact match

“Welcome to Checkboard, where we specialise in providing businesses with a bespoke client onboarding experience that provides relevant data and complies with AML regulations.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5030 contacts →

Exact match

“Authologic bridges the gap between traditional KYC and the future of digital identity verification.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 10, 202651-20025 contacts →

Exact match

“Passfort is a Moody's Analytics company and we are on a mission to digitally transform the way compliance professionals work.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5023 contacts →

Exact match

“NorthRow, founded in 2010, delivers digitised compliance solutions to regulated businesses to support in the fight against financial crime.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5016 contacts →

Exact match

“Regulatory requirements are so often an essential part of onboarding.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5014 contacts →

Exact match

“Let us optimize your onboarding, paywalls, and overall monetization strategy to increase LTV and Revenue.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5013 contacts →

Exact match

“At TransactionLink we help companies around the globe to build tailored business onboarding processes in minutes, all with no code, saving huge amounts of time and money.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5012 contacts →

Exact match

“Sikoia is a London-based fintech transforming customer verification for financial services through automation and AI.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-5011 contacts →

Exact match

“Digital Clipboard is an AI-powered client onboarding app for wealth, insurance and mortgage advisors.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 10, 20261-108 contacts →

Exact match

“Businesses spend hundreds of billions on fraud defences every year, but fraud is still the most common crime in the UK.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-508 contacts →

Exact match

“Impress your clients during onboarding!”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-506 contacts →

Exact match

“At Xertilox, we're redefining the future of digital identity.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-505 contacts →

Exact match

“AKcess is an end-to-end onboarding and verification platform that unifies KYC/KYB, AML screening, and case management with AI-driven monitoring, tracking, and reporting.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 10, 20261-105 contacts →

Exact match

“Reseo is the new ground-breaking e-business ID solution which enables swift execution of investment onboarding.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-505 contacts →

Exact match

“All-in-one onboard/KYC-as-a-Service”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 10, 20261-105 contacts →

Exact match

“Regulon is a Regtech platform revolutionising onboarding and compliance for fintechs, financial services, and highly regulated industries.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-505 contacts →

Exact match

“Disrupting Financial Services.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 10, 20261-104 contacts →

Exact match

“What is Marker?”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 10, 202611-504 contacts →

Exact match

“IDENTANCE provide you with an automated customer onboarding experience that includes real-time online verification and identity proofing capabilities supported by the largest…”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 10, 20261-103 contacts →

Exact match

“Wiseflow's orchestration platform transforms the way you onboard customers fully tailored to your business needs.”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 10, 20261-103 contacts →

Exact match

“Got the feeling something’s not quite right with your SaaS onboarding -but not sure what?”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 10, 20261-103 contacts →

Exact match

“LEM Verify is an award winning online Identity Verification and Anti-Money Laundering (AML) SaaS solution that empowers companies, with one-click, to verify the identity of their…”

Recorded in the RevenueBase company graph · Sep 10, 2026 · View company records in RevenueBase

Showing 25 of 43 customer onboarding software companies based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 246 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Customer onboarding software companies based in London, United Kingdom at a glance

As of Sep 10, 2026
52.9%Verified-email coverage
1.3%Mobile-number coverage
10.8Average contacts per company
11-50Median size (employees)
Sep 10, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
18
51-200
4

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 12.0d

Company record updated

Median 53.0d

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 “customer onboarding software companies” 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 246 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 10, 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.

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 “customer onboarding software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many customer onboarding software companies are there based in London, United Kingdom?

RevenueBase identified 43 company matches for customer onboarding software companies associated with London, United Kingdom 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?

Ondato 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 customer onboarding software companies?

London leads the United Kingdom with 48 company records, followed by Manchester (5) and Cardiff (3).

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 246 professional contacts with verified work emails tracked across these 43 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 10, 2026.

Ready to reach these companies? Verified emails and direct dials for all 43 customer onboarding software companies based in London, United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

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.