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Cash

£7.3m

-4.3% lowest in 3 filed years

Net assets

£141m

+9% highest in 3 filed years

Employees

138

-2.1% lowest in 3 filed years

Profit before tax

£15m

+4.1% highest in 3 filed years

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 £97,699,000£99,520,000£104,735,000 +5.2%
Operating profit £8,587,000£8,333,000£9,972,000 +19.7%
Profit before tax £13,447,000£14,625,000£15,226,000 +4.1%
Net profit £10,294,000£10,994,000£11,437,000 +4%
Cash £8,643,000£7,640,000£7,310,000 -4.3%
Total assets less current liabilities £118,679,000£129,833,000£141,483,000 +9%
Net assets £118,679,000£129,833,000£141,483,000 +9%
Equity £118,679,000£129,833,000£141,483,000 +9%
Average employees 142141138 -2.1%
Wages £4,916,000£5,309,000£5,664,000 +6.7%
Directors' remuneration ——— —

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 8.8%8.4%9.5%
Net margin 10.5%11.0%10.9%
Return on capital employed 7.2%6.4%7.0%
Gearing (liabilities / total assets) 3.4%3.0%3.1%
Current ratio 4.86x4.10x3.81x

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. DYNO-ROD LIMITED 2005-01-27 → present
  2. DYNO-ROD PUBLIC LIMITED COMPANY 1972-03-21 → 2005-01-27

Audit & accounting basis

Accounting basis
FRS 102
Reporting scope
Standalone (parent only)
Auditor
Deloitte LLP
Audit opinion
Unqualified (clean)
Going concern
Affirmed

“The Directors have received confirmation from the Directors of Centrica plc that provided the Company remains part of the Group, Centrica plc will provide financial support to the Company for at least one year from the date of approval of these financial statements...On the basis of these enquiries, and the confirmation of support received from Centrica plc as the ultimate parent company, the Directors have concluded that the Company will be able to meet its liabilities as they fall due for the foreseeable future. The financial statements have therefore been prepared on a going concern basis.”

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

People

4 active · 36 resigned

Name Role Appointed Born Nationality
CENTRICA SECRETARIES LIMITED Corporate Secretary 2004-09-30 — —
BERRYMAN, Mark Andrew Director 2025-03-28 Mar 1977 British
DICKINSON, James Michael Director 2023-10-02 Jun 1980 British
FLETCHER, Richard Director 2023-07-11 Jun 1976 British
Show 36 resigned officers
Name Role Appointed Resigned
OATHAM, George Thomas Secretary — 2004-09-30
ALEXANDER, David William Elliot Director 2012-04-17 2016-10-10
BATEMAN, Matthew James Director 2014-11-03 2016-10-10
BATEMAN, Matthew James Director 2012-10-01 2014-09-01
BHATIA, Naznina Director 2010-07-07 2012-10-01
BUCK, Steven John Director 2016-10-10 2018-01-24
CAMPBELL, Justine Michelle Director 2016-10-10 2017-04-27
CHAPLIN, John Bernard Director — 2000-03-31
COOK, Albert William Director — 1999-12-31
HODGES, Mark Steven Director 2016-10-10 2019-02-28
HOOPER, Susan Mary Director 2014-09-01 2014-10-31
KIRWAN, Michael David Director 2019-04-01 2020-08-31
KNOTT, Julian Alexander Roger Director 2007-07-02 2007-12-31
LANGFORD, Michael Alan Sussex Director 2000-01-04 2002-11-12
MUSSENDEN, Sarah Elizabeth Director 2019-07-01 2021-06-30
OZSANLAV, Richard Director 2009-11-26 2010-09-13
PETERS, Ian Director 2009-04-20 2009-11-26
PETERS, Ian Director 2004-09-30 2005-07-13
PHILLIPS, Stuart David Director 2021-06-30 2022-12-01
RATCLIFFE, Daniel Peter Director 2012-07-16 2013-09-08
RONALD, Ivan Edward Director 2018-01-24 2019-07-05
ROY, Rajarshi, Dr Director 2017-04-27 2023-12-17
SIBER, Jana Director 2022-12-01 2025-02-28
SIDDALL, Toby James Bailey Director 2007-12-31 2010-07-07
SMEDLEY, Oliver Mark Director 2012-10-01 2014-09-01
SMEDLEY, Oliver Mark Director 2010-09-13 2012-07-16
SMITH, Clive Robert Director — 2007-04-30
STERN, Christopher John Director 2005-07-13 2012-04-17
TODD, Alistair Mark Director 2014-09-01 2016-10-10
TURNER, Moira Lynne Director 2004-09-30 2005-07-13
WALTER, David William Director 2009-12-09 2011-12-19
WESTON, Christopher Phillip Anthony Director 2005-07-13 2009-05-05
WILLIAMSON, Adrian Director 2004-09-30 2006-07-25
ZOCKOLL, James Francis Director — 2004-09-30
ZOCKOLL, James Allen Director — 2004-09-30
ZOCKOLL, Steven Mark Director — 2004-09-30

Ownership

Persons with significant control

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

Filing timeline

Last 20 of 200 total filings

Date Type Category Description
2026-08-25 AA accounts Accounts with accounts type full
2026-06-05 CS01 confirmation-statement Confirmation statement with no updates PDF
2025-06-23 AA accounts Accounts with accounts type full
2025-06-16 CS01 confirmation-statement Confirmation statement with no updates PDF
2025-03-28 AP01 officers Appoint person director company with name date PDF
2025-03-03 TM01 officers Termination director company with name termination date PDF
2024-08-20 AA accounts Accounts with accounts type full
2024-06-16 CS01 confirmation-statement Confirmation statement with no updates PDF
2023-12-19 TM01 officers Termination director company with name termination date PDF
2023-10-20 AP01 officers Appoint person director company with name date PDF
2023-08-24 AA accounts Accounts with accounts type full
2023-07-12 AP01 officers Appoint person director company with name date PDF
2023-06-15 CS01 confirmation-statement Confirmation statement with no updates PDF
2022-12-09 TM01 officers Termination director company with name termination date PDF
2022-12-09 AP01 officers Appoint person director company with name date PDF
2022-09-16 AA accounts Accounts with accounts type full
2022-06-09 CS01 confirmation-statement Confirmation statement with no updates PDF
2021-07-02 AP01 officers Appoint person director company with name date PDF
2021-07-02 TM01 officers Termination director company with name termination date PDF
2021-06-30 AA accounts Accounts with accounts type full

Public-record activity

Raw counts from Companies House — last 12–24 months

Filings
2

last 12 months

Capital events
0

last 24 months

Officers appointed
0

last 12 months

Officers resigned
0

last 12 months

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

Official Companies House page