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Cash

£2.6m

+30% highest in 3 filed years

Net assets

£110m

-12.1% vs 2025

Employees

2,404

+24.2% highest in 3 filed years

Profit before tax

-£22m

-147.2% lowest in 3 filed years

Accounts

3-year trend · Δ = latest vs prior filed period · latest reflected 2026-03-31

Metric Trend 2024-03-312025-03-312026-03-31 Δ vs prior
Turnover £290,722,000£347,285,000£404,816,000 +16.6%
Operating profit £28,655,000£35,714,000-£23,640,000 -166.2%
Profit before tax £29,980,000£47,455,000-£22,409,000 -147.2%
Net profit £18,975,000£32,486,000-£17,630,000 -154.3%
Cash £921,000£1,967,000£2,558,000 +30%
Total assets less current liabilities £113,891,000£131,953,000£140,065,000 +6.1%
Net assets £102,552,000£124,669,000£109,613,000 -12.1%
Equity £102,552,000£124,669,000£109,613,000 -12.1%
Average employees 1,5571,9352,404 +24.2%
Wages £87,198,000£121,200,000£159,086,000 +31.3%
Directors' remuneration £664,000£767,000£1,338,000 +74.4%
Directors' pension contributions £29,000£35,000£57,000 +62.9%
Highest paid director £414,000£466,000£671,000 +44%

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 2024-03-312025-03-312026-03-31
Operating margin 9.9%10.3%-5.8%
Net margin 6.5%9.4%-4.4%
Return on capital employed 25.2%27.1%-16.9%
Gearing (liabilities / total assets) 64.0%53.4%53.9%
Current ratio 0.61x0.70x1.27x
Interest cover 16.03x13.59x-12.48x

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 4 times since incorporation

  1. CAVENDISH NUCLEAR LIMITED 2013-10-23 → present
  2. BNS NUCLEAR SERVICES LIMITED 2008-05-23 → 2013-10-23
  3. ALSTEC LIMITED 2006-06-02 → 2008-05-23
  4. ALSTEC HOLDINGS LIMITED 2000-06-02 → 2006-06-02
  5. PINCO 1406 LIMITED 2000-04-18 → 2000-06-02

Audit & accounting basis

Accounting basis
IFRS
Reporting scope
Standalone (parent only)
Auditor
Forvis Mazars LLP
Audit opinion
Unqualified (clean)
Going concern
Affirmed

“The Directors have not identified any material uncertainties related to events or conditions that may cast significant doubt upon the Company's ability to continue as a going concern. Thus, they continue to adopt the going concern basis of accounting in preparing the annual financial statements.”

Group structure

  1. CAVENDISH NUCLEAR LIMITED · parent
    1. Alkali Metal Processing Limited 50% · United Kingdom
    2. Cavendish Boccard Nuclear Limited 51% · United Kingdom
    3. Cavendish Dounreay Partnership Limited 50% · United Kingdom
    4. Cavendish Fluor Partnership Limited 65% · United Kingdom
    5. Cavendish Nuclear Japan KK 100% · Japan

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

People

6 active · 35 resigned

Name Role Appointed Born Nationality
BABCOCK CORPORATE SECRETARIES LIMITED Corporate Secretary 2013-02-25
ABBOTT, Matthew Thomas Director 2024-11-15 Mar 1978 British
GORNALL, Michael Robert Director 2021-09-01 Aug 1964 British
LAWTON, Mark David Director 2021-11-20 Aug 1972 British
MISELL, Neal Gregory Director 2026-04-15 Oct 1967 British
THOMPSON, Karl Alexander Director 2025-01-16 Dec 1989 British
Show 35 resigned officers
Name Role Appointed Resigned
BILLIALD, Stanley Alan Royall Secretary 2006-05-09 2009-07-01
BORRETT, Nicholas James William Secretary 2012-07-27 2013-02-25
GREIG, John David Taylor Secretary 2006-05-17 2009-01-16
TELLER, Valerie Francine Anne Secretary 2009-07-01 2012-07-27
WESLEY, Gary Secretary 2000-04-18 2006-05-09
PINSENT MASONS SECRETARIAL LIMITED Corporate Secretary 2000-04-18 2000-04-18
AUSTICK, Martin Dennis Director 2006-05-17 2011-03-29
BETHEL, Archibald Anderson Director 2006-05-17 2008-08-27
BILLIALD, Stanley Alan Royall Director 2008-01-04 2010-06-24
BILLIALD, Stanley Alan Royall Director 2007-03-08 2007-05-23
BOWEN, Simon Christopher Director 2015-12-01 2021-09-01
DAVIES, John Richard Director 2015-12-01 2017-03-31
DOHERTY, Shaun, Dr Director 2022-05-31 2024-09-30
DOUGLAS, Kenneth Malcolm Director 2012-08-16 2015-06-02
DUNGATE, Albert Norman Director 2006-05-09 2016-06-24
EDWARDS, Paul Lloyd Director 2019-12-01 2021-11-20
FULTON, Jenna Elaine Director 2021-12-01 2025-01-16
GARVEY, Kevin John Director 2015-12-01 2019-12-01
HARDY, Roger Andrew Director 2010-09-09 2015-12-01
HOLT, Harry Arthur Blair Director 2023-11-30 2026-04-15
KIERAN, Dominic John Director 2020-06-24 2024-10-09
LAWTON, David John Director 2014-12-17 2015-09-07
LEEMING, Graham David Director 2011-03-29 2016-07-01
MARTINELLI, Franco Director 2007-03-08 2016-08-31
MELLING, Martin Richard Director 2000-04-18 2006-05-09
PEAT, Garry Michael Director 2010-01-20 2012-08-16
ROGERS, Peter Lloyd Director 2008-08-27 2016-08-31
TAME, William Director 2008-08-27 2014-12-17
TAYLOR, Richard Hewitt Director 2016-07-01 2017-03-31
TELLER, Valerie Francine Anne Director 2010-06-24 2010-09-09
THOMAS, Kevin Richard Director 2006-05-09 2015-11-02
URQUHART, Iain Stuart Director 2014-12-17 2022-05-31
URQUHART, Iain Stuart Director 2006-05-17 2008-08-27
WESLEY, Gary Director 2000-04-18 2006-05-09
PINSENT MASONS DIRECTOR LIMITED Corporate Director 2000-04-18 2000-04-18

Ownership

Persons with significant control

Name Kind Nature of control Notified Status
Babcock Services Group Limited Corporate entity Shares 75–100%, Voting 75–100%, Appoints directors 2016-04-06 Active

Filing timeline

Last 20 of 191 total filings

Date Type Category Description
2026-08-19 AA accounts Accounts with accounts type full
2026-05-06 CS01 confirmation-statement Confirmation statement with no updates PDF
2026-04-27 TM01 officers Termination director company with name termination date PDF
2026-04-27 AP01 officers Appoint person director company with name date PDF
2025-11-17 AA accounts Accounts with accounts type full
2025-05-02 CS01 confirmation-statement Confirmation statement with no updates PDF
2025-01-17 AP01 officers Appoint person director company with name date PDF
2025-01-17 TM01 officers Termination director company with name termination date PDF
2024-12-05 AA accounts Accounts with accounts type full
2024-11-18 AP01 officers Appoint person director company with name date PDF
2024-10-09 TM01 officers Termination director company with name termination date PDF
2024-10-09 TM01 officers Termination director company with name termination date PDF
2024-07-23 AA accounts Accounts with accounts type full
2024-04-22 CS01 confirmation-statement Confirmation statement with no updates PDF
2024-01-06 AP01 officers Appoint person director company with name date PDF
2023-06-23 AA accounts Accounts with accounts type full
2023-04-18 CS01 confirmation-statement Confirmation statement with no updates PDF
2022-06-06 TM01 officers Termination director company with name termination date PDF
2022-06-06 AP01 officers Appoint person director company with name date PDF
2022-04-21 CS01 confirmation-statement Confirmation statement with no updates PDF

Public-record activity

Raw counts from Companies House — last 12–24 months

Filings
5

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