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Cash

£9.8m

+11.7% vs 2024

Net assets

£146m

+57.7% highest in 3 filed years

Employees

574

-42.9% lowest in 3 filed years

Profit before tax

£2.5m

-4.1% first positive since 2023

Accounts

3-year trend · Δ = latest vs prior filed period · latest reflected 2025-12-31

Metric Trend 2023-12-312024-12-312025-12-31 Δ vs prior
Turnover £66,730,800£79,768,645£93,959,950 +17.8%
Operating profit £4,777,120£2,965,641£2,034,643 -31.4%
Profit before tax -£326,144£2,576,532£2,471,330 -4.1%
Net profit —£2,847,515-£4,235,689 -248.8%
Cash £20,382,108£8,777,600£9,800,727 +11.7%
Total assets less current liabilities £67,979,372£109,013,643£161,476,388 +48.1%
Net assets £41,283,510£92,826,677£146,404,784 +57.7%
Equity £41,283,510£92,826,677£146,404,784 +57.7%
Average employees 7411,005574 -42.9%
Wages £25,515,322£33,746,072£39,736,955 +17.8%
Directors' remuneration £704,912£735,541£869,432 +18.2%
Directors' pension contributions £10,750£12,000£14,000 +16.7%
Highest paid director £704,912£735,541£869,432 +18.2%

Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. The Δ column is the change from the prior filed period as a percentage of |prior|; lines a company doesn't report show —. About these numbers

Ratios

Computed from the line items above — sparklines read oldest → newest

Ratio Trend 2023-12-312024-12-312025-12-31
Operating margin 7.2%3.7%2.2%
Net margin —3.6%-4.5%
Return on capital employed 7.0%2.7%1.3%
Gearing (liabilities / total assets) 77.7%66.3%41.4%
Current ratio 0.74x1.31x2.18x
Interest cover —18.87x6.34x

Margins divide P&L lines by turnover. Gearing is liabilities over total assets. Current ratio is current assets over creditors falling due within one year. Interest cover is operating profit over absolute finance costs. Sector-distribution context coming next.

Name history

Renamed 1 time since incorporation

  1. JONAS COMPUTING (UK) LIMITED 2004-12-13 → present
  2. RIDGEBOOK LIMITED 2004-12-01 → 2004-12-13

Audit & accounting basis

Accounting basis
IFRS
Reporting scope
Consolidated group
Auditor
James Cowper Kreston Audit
Audit opinion
Unqualified (clean)
Going concern
Affirmed

“The consolidated financial statements have been prepared on the going concern basis which assumes that the Group will continue in operational existence for the foreseeable future.”

Group structure

  1. JONAS COMPUTING (UK) LIMITED · parent
    1. XN Leisure Systems Limited 100% · UK
    2. Fitronics Limited 100% · UK

Significant events

Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers

People

6 active · 19 resigned

Name Role Appointed Born Nationality
GOODWIN, Martin Secretary 2023-06-23 — —
ASSUNCAO MOURA, Ricardo Director 2026-10-27 Feb 1979 British
CLANCY, Richard Director 2025-07-18 Jul 1973 British
GOODWIN, Martin Director 2024-11-20 Jan 1983 British
MACKINNON, Jeffrey Raymond Director 2019-01-01 Aug 1969 Canadian
SYMONS, Barry Alan Director 2019-01-01 Jul 1970 Canadian
Show 19 resigned officers
Name Role Appointed Resigned
BAPTIE, Thomas Secretary 2018-11-01 2019-12-01
BELGHOUL, Jemma Secretary 2019-12-01 2023-06-23
BRIAN, Stephen Secretary 2017-10-17 2018-10-31
MCNALLY, Stephen Secretary 2015-12-18 2017-10-17
NOBLE, Farley Secretary 2011-06-03 2015-12-18
VEJLANG, Klaus, Executive Secretary 2004-12-13 2005-10-24
SWIFT INCORPORATIONS LIMITED Corporate Nominee Secretary 2004-12-01 2004-12-13
TAYLOR WESSING SECRETARIES LIMITED Corporate Secretary 2005-10-24 2011-07-19
ARKEVELD, Patrick Grant Director 2008-05-05 2011-06-03
BOXALL, Darrell Peter Director 2018-11-01 2025-07-31
CLANCY, Richard Director 2018-11-01 2025-05-08
KEATES, Tracey Director 2011-09-15 2013-06-11
MACKINNON, Jeffrey Raymond Director 2013-06-11 2018-10-31
MCKEE, Jeffrey Director 2005-09-01 2011-06-03
MORGAN, Kevin James Director 2025-06-25 2026-10-20
SAKLAD, Scott Ryan Director 2018-11-01 2022-04-29
SYMONS, Barry Alan Director 2011-06-03 2018-10-31
VEJLANG, Klaus, Executive Director 2004-12-13 2008-05-05
INSTANT COMPANIES LIMITED Corporate Nominee Director 2004-12-01 2004-12-13

Ownership

Persons with significant control

Name Kind Nature of control Notified Status
Constellation Software Uk Holdco Ltd Corporate entity Shares 75–100%, Voting 75–100%, Appoints directors 2016-04-06 Active

Filing timeline

Last 20 of 127 total filings

Date Type Category Description
2026-10-27 AP01 officers Appoint person director company with name date PDF
2026-10-26 AA accounts Accounts with accounts type group
2026-10-20 TM01 officers Termination director company with name termination date PDF
2026-01-20 CS01 confirmation-statement Confirmation statement with updates PDF
2025-11-13 AA accounts Accounts with accounts type group
2025-11-05 CH01 officers Change person director company with change date PDF
2025-07-31 TM01 officers Termination director company with name termination date PDF
2025-07-18 AP01 officers Appoint person director company with name date PDF
2025-06-25 AP01 officers Appoint person director company with name date PDF
2025-05-21 CH01 officers Change person director company with change date PDF
2025-05-08 TM01 officers Termination director company with name termination date PDF
2025-03-19 CH01 officers Change person director company with change date PDF
2025-01-22 CS01 confirmation-statement Confirmation statement with updates PDF
2024-11-20 AP01 officers Appoint person director company with name date PDF
2024-11-08 AA accounts Accounts with accounts type group
2024-02-02 CS01 confirmation-statement Confirmation statement with updates PDF
2024-01-23 MR04 mortgage Mortgage satisfy charge full PDF
2023-09-19 AA accounts Accounts with accounts type group
2023-06-28 AP03 officers Appoint person secretary company with name date PDF
2023-06-28 TM02 officers Termination secretary company with name termination date PDF

Public-record activity

Raw counts from Companies House — last 12–24 months

Filings
6

last 12 months

Capital events
0

last 24 months

Officers appointed
1

last 12 months

Officers resigned
1

last 12 months

Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.

Official Companies House page

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