Company lists · Data verified August 2026

Top 16 Accounting software resellers based in the United Kingdom

Name: Accounting software resellers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 38 companies tracked

There are 38 accounting software resellers headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 204 professional contacts across them, including 64 with verified work emails and 17 with mobile numbers. London is the largest hub.

This list covers accounting software resellers headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

38Companies

204Contacts tracked

64Verified emails

17Mobile numbers

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The 16 largest accounting software resellers based in the United Kingdom

Ranked by team size

Top 16 of 38 accounting software resellers based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Iris Accountancy	Slough	1,001-5,000	44	17
2	Pegasus Software	Kettering	51-200	41	6
3	Castle Computer Services	Bellshill	51-200	23	9
4	Somax Finance LTD	Bristol	11-50	9	5
5	Bcams Quickbooks Training Limited	High Wycombe	1-10	6	4
6	Clear Accounting	Gaerwen	11-50	6	3
7	Pastel UK & Ireland	Oldham	11-50	5	4
8	CAG Accounting	Bricket Wood	1-10	3	3
9	Sheridan Accounting Solutions LTD	Nuneaton	1-10	3	3
10	Operational Accounting Systems Limited O-A-Sys	Ashford	1-10	3	2
11	Dataflow UK Limited	Staines-Upon-Thames	11-50	2	2
12	Allsquare Edinburgh LTD	Edinburgh	1-10	2	2
13	HR Harris & Partners, Chartered Accountants	Llanelli	1-10	2	1
14	Complete Book-Keeping LTD	Ringwood	1-10	2	1
15	Cloud & Online Accounting	Nottingham	1-10	1	1
16	IDL Systems LTD	Alfreton	1-10	1	1

Showing 16 of 38 accounting software resellers based in the United Kingdom

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Accounting software resellers based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 6 HQs

17Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Accounting software resellers by metro

Metro	Companies
Accounting software resellers in London	6
Accounting software resellers in Edinburgh	2
Accounting software resellers in Nuneaton	2
Accounting software resellers in West Moors Ferndown	1
Accounting software resellers in Newport	1
Accounting software resellers in Llanelli	1
Accounting software resellers in Gaerwen	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “accounting software resellers”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many accounting software resellers are there based in the United Kingdom?

There are 38 accounting software resellers headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Iris Accountancy, headquartered in Slough, tops this list with the largest team on record.

Which city has the most accounting software resellers?

London leads with 6 headquartered companies, followed by Edinburgh (2) and Nuneaton (2).

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 64 verified decision-maker contacts tracked across these 38 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.