Company lists · Data refreshed September 2026
Top 25 Accounts payable automation services based in the United Kingdom
RevenueBase identified 46 accounts payable automation services headquartered in the United Kingdom as of September 2026 and tracks 1,583 professional contacts across them, including 756 with verified work emails. London is the largest hub.
This list covers accounts payable automation services headquartered in the United Kingdom, 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 30, 2026.
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.
The 25 largest accounts payable automation services based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 304 contacts → | ||||
Indirect evidence “Here at Aptitude, we provide software solutions to enable deliver fully autonomous finance so our customers can drive growth, efficiency and sustainability.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 176 contacts → | ||||
Indirect evidence “At the heart of the global marketplace are the billions of transactions that happen every day.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 167 contacts → | ||||
Strong evidence “Since 2018, we have pioneered the Accounts Payable audit and controls space.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 150 contacts → | ||||
Indirect evidence “ApprovalMax is AP approval software for finance teams using Xero, QuickBooks Online, and NetSuite.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 130 contacts → | ||||
Indirect evidence “Webexpenses is a leading provider of Expense Management, Invoice Processing, and Payments solutions, helping businesses of all sizes across 70+ countries streamline processes and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 103 contacts → | ||||
Partial evidence “ARKK began amid the 2009 financial crisis with a vision that technology and automation could enhance the finance function.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 90 contacts → | ||||
Indirect evidence “As the world’s first cloud-based procurement technology company, we at ELCOM have focused decades of know-how on pioneering flexible proprietary technology with one aim: to help…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 42 contacts → | ||||
Indirect evidence “At Compleat we have one goal - to enable businesses to achieve the extraordinary.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 39 contacts → | ||||
Indirect evidence “We deliver cost-effective, resilient payment solutions that simplify your operations and help to boost revenue.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 37 contacts → | ||||
Partial evidence “Equisys produce Zetadocs: AP automation, expense management and document management solutions for Microsoft Dynamics 365 Business Central (with expense management available for…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 30 contacts → | ||||
Indirect evidence “Invevo is the AI infrastructure for Order to Cash (O2C), the AI layer that turns your data into cash.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 29 contacts → | ||||
Indirect evidence “We help your teams see and control what they spend, we do this by creating intuitive and easy to use software.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 23 contacts → | ||||
Partial evidence “Stratas helps businesses cut manual admin by automating the document-driven processes that slow down finance, procurement, and compliance teams - from AP and supplier onboarding…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 12 contacts → | ||||
Partial evidence “Cogent Consulting deliver process improvements and automation for SAP customers in procure to pay and order to cash.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 12 contacts → | ||||
Indirect evidence “Ecom Software Limited provide cloud & on-premise productivity software solutions.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 8 contacts → | ||||
Indirect evidence “We specialise in enabling finance teams to get clean data, increasing their productivity without the need for large IT investment The last decade has seen tremendous change for…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 7 contacts → | ||||
Strong evidence “Democratise accounts payable, reconciliation and access to working capital, all in one easy use platform.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 7 contacts → | ||||
Indirect evidence “Programmatic turns documents into living operational workflows.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 6 contacts → | ||||
Indirect evidence “Arcivate delivers a SaaS solution for automated invoice processing that seamlessly integrates with Oracle ERP Finance systems.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 5 contacts → | ||||
Partial evidence “Numarqe unifies AP, procurement and spend management with AI automation, multi‑FX, and flexible funding, built for global, project-based, multi-entity teams-, Batch extraction…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 4 contacts → | ||||
Indirect evidence “We are empowering service providers to get paid faster.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 contacts → | ||||
Indirect evidence “Receipt Bot is the easiest way to automate data extraction from Invoices, Receipts and Bank Statements.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3 contacts → | ||||
Indirect evidence “Click2Scan Ltd is a Computer Software company.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Indirect evidence “i2B Connect is a leading purchase to pay software solution which started life in It was born out of a frustration of dealing with endless fire fighting within the supply chain –…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 2 contacts → | ||||
Strong evidence “ProcureHQ provides Accounts Payable Software as a Service.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
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: accounts payable automation 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 accounts payable automation services.
- Partial evidence
- Its own public description names part of accounts payable automation services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounts payable automation 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 46 accounts payable automation services based in the United Kingdom
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Accounts payable automation services based in the United Kingdom at a glance
As of Sep 30, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 46 companies.
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 accounts payable automation 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.
- What qualifies
- Companies headquartered in the United Kingdom whose own description of what they do matches “accounts payable automation 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 accounts payable automation 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 accounts payable automation services, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
- 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, 756 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 30, 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.
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 accounts payable automation 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 accounts payable automation services are there based in the United Kingdom?
RevenueBase identified 46 accounts payable automation services headquartered in the United Kingdom 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?
Aptitude Software, headquartered in London, tops this list with the largest team on record.
Which city has the most accounts payable automation services?
London leads with 22 headquartered companies, followed by Belfast (2) and Bath (1).
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 756 verified decision-maker contacts tracked across these 46 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 30, 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.
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