Company lists · Data refreshed September 2026

Top 24 Online checkout optimization platforms based in London, United Kingdom

RevenueBase identified 51 company matches for online checkout optimization platforms associated with London, United Kingdom as of September 2026 and tracks 557 professional contacts across them, including 207 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for online checkout optimization platforms 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 29, 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 29, 2026 How this list was built
51Companies
557Contacts tracked
207Verified emails
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The 24 largest online checkout optimization platforms based in London, United Kingdom

Ranked by team size
Top 24 of 51 company matches for online checkout optimization platforms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 29, 202651-200112 contacts →

Exact match

“GAIN Conversion is the world's leading CRO agency.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20082 contacts →

Exact match

“Kayana stands at the forefront of offering extensive ordering and payment solutions, designed to simplify and refine the ordering and payment experience for your business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5049 contacts →

Exact match

“intent.ly is an award-winning shopper journey optimisation platform empowering online retailers to engage and convert shoppers – typically targeting 2-10% of your non-converting…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5020 contacts →

Exact match

“Simpler is checkout infrastructure for modern commerce.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5020 contacts →

Exact match

“Digital Method is a software development company specialising in payment technology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5017 contacts →

Exact match

“Payments built for performance.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“Build high performance eCommerce sales funnels to increase your conversion rate, automate fulfillment, market to customers, and so much more!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5012 contacts →

Exact match

“Specialist e-commerce CRO agency, based in UK and South Africa.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Where to Buy" solutions seamlessly embedded in moments.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Synapto helps UK Platforms and eCommerce collect, pay out, and turn cashflow costs into revenue- with fin-ops automated, not stitched together.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Logibiz Technologies is a technology company headquartered in the United Kingdom focusing to offer tailored payment solutions & services for online transactions worldwide.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“CRO is all about data analytics and consumer psychology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-508 contacts →

Exact match

“Convertize was founded in 2008 and is based in London, UK.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Kayana is a leading provider of comprehensive solutions to streamline and enhance the ordering and payments process for your business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Cleever is the checkout solution that pays online retailers instead of charging them.| Cleever enables e-retailers to upsell premium services throughout their checkout.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-503 contacts →

Exact match

“Fast, Delightful, and Secure Checkout for D2C brands to: Increase Conversion Rates, Reduce Checkout Abandonment, Reduce Cash On Delivery Orders and Boost Average Order Values.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-503 contacts →

Exact match

“Smarter Click are conversion technology specialists helping online retailers make the most out of their website visitors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Building the most rewarding way to pay”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-502 contacts →

Exact match

“Slicker is an AI payment recovery platform for subscription businesses.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-102 contacts →

Exact match

“IN A NUTSHELL Improving websites shouldn't involve guesswork.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-502 contacts →

Exact match

“Cognitive Decoding | Behavioural Wireframing | Blueprint Strategising Building the future of E-commerce through the lens of Human Psychology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Our mission is to build better web experiences.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-101 contacts →

Exact match

“1 in 3 shoppers leave, with the plan to buy at a later date.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 29, 20261-101 contacts →

Exact match

“SkipQ offers self checkout solutions to fast fashion brands.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 24 of 51 online checkout optimization platforms based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 207 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Online checkout optimization platforms based in London, United Kingdom at a glance

As of Sep 29, 2026
37.2%Verified-email coverage
10.9Average contacts per company
11-50Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
29
51-200
4

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 51 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 “online checkout optimization platforms” 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 207 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 29, 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 “online checkout optimization platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many online checkout optimization platforms are there based in London, United Kingdom?

RevenueBase identified 51 company matches for online checkout optimization platforms 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?

Conversion 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 online checkout optimization platforms?

London leads the United Kingdom with 51 company records, followed by Brighton (4) and Birmingham (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 207 professional contacts with verified work emails tracked across these 51 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 29, 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.