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Cash

£1.4m

+6.6% vs 2024

Net assets

£4.3m

+28.6% highest in 6 filed years

Employees

82

+17.1% highest in 6 filed years

Profit before tax

£1.9m

-41.6% vs 2024

Watchouts

Facts from the Companies House register and the latest accounts — not a rating

Accounts

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

Metric Trend 2020-12-312021-12-312022-12-312023-12-312024-12-312025-12-31 Δ vs prior
Turnover ————£16,223,342£15,779,548 -2.7%
Operating profit ————£3,196,078£1,881,528 -41.1%
Profit before tax ————£3,191,176£1,862,345 -41.6%
Net profit —£163,467£675,181£2,185,163£2,392,469£1,386,168 -42.1%
Cash £455,432£375,248£1,150,569£2,070,842£1,343,594£1,432,129 +6.6%
Total assets less current liabilities £543,881£553,992£911,982£2,391,075£3,821,816£4,786,371 +25.2%
Net assets £498,416£517,129£869,750£2,212,316£3,343,899£4,300,558 +28.6%
Equity £498,416£517,129£869,750£2,212,316£3,343,899£4,300,558 +28.6%
Average employees 81923387082 +17.1%
Wages ————£2,606,983£3,593,292 +37.8%
Directors' remuneration ————£227,018£321,800 +41.8%
Directors' pension contributions ————£47,218£11,270 -76.1%
Highest paid director ————£98,218£77,500 -21.1%

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 2020-12-312021-12-312022-12-312023-12-312024-12-312025-12-31
Operating margin ————19.7%11.9%
Net margin ————14.7%8.8%
Return on capital employed ————83.6%39.3%
Gearing (liabilities / total assets) 28.2%45.6%73.4%53.6%49.4%40.6%
Current ratio ————2.17x2.71x
Interest cover —————69.34x

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.

Audit & accounting basis

Accounting basis
FRS 102
Reporting scope
Consolidated group
Auditor
Levicks Audit Services Limited
Audit opinion
Unqualified (clean)
Going concern
Affirmed

“At the time of approving the financial statements, the directors have a reasonable expectation that the group and parent company have adequate resources to continue in operational existence for the foreseeable future.”

Group structure

  1. CARBON3 LTD · parent
    1. NRGbase Limited 100% · United Kingdom

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

People

6 active · 0 resigned

Name Role Appointed Born Nationality
BRADBURY, Paul Director 2019-11-18 Sep 1986 British
COLLINS, Samuel John Director 2021-02-01 Feb 1986 British
CURTIS, Julian Laver Director 2020-10-02 May 1970 British
GOLDING, Andrew Neil Director 2020-01-15 Jun 1962 English
RANSOM, Ian Robert Director 2019-11-18 Nov 1984 British
SHIPP, Michael Kevin Director 2019-11-18 Feb 1985 British

Ownership

Persons with significant control

Name Kind Nature of control Notified Status
Samuel John Collins Individual Significant influence 2021-01-01 Active
Mr Paul Bradbury Individual Significant influence 2020-01-16 Active
Mr Michael Kevin Shipp Individual Significant influence 2020-01-16 Active
Mr Ian Robert Ransom Individual Significant influence 2020-01-16 Active
Mr Michael Kevin Shipp Individual Shares 25–50%, Voting 25–50% 2019-11-18 Ceased 2020-01-15
Mr Paul Bradbury Individual Shares 25–50%, Voting 25–50% 2019-11-18 Ceased 2020-01-15
Mr Ian Robert Ransom Individual Shares 25–50%, Voting 25–50% 2019-11-18 Ceased 2020-01-15

Filing timeline

Last 20 of 35 total filings

Date Type Category Description
2026-09-21 AA accounts Accounts with accounts type group PDF
2025-10-01 CS01 confirmation-statement Confirmation statement with no updates PDF
2025-09-29 AA accounts Accounts with accounts type small PDF
2024-10-08 CS01 confirmation-statement Confirmation statement with updates PDF
2024-06-14 AA accounts Accounts with accounts type total exemption full PDF
2024-03-27 SH01 capital Capital allotment shares PDF
2023-10-16 CS01 confirmation-statement Confirmation statement with no updates PDF
2023-09-20 PSC04 persons-with-significant-control Change to a person with significant control PDF
2023-09-20 PSC04 persons-with-significant-control Change to a person with significant control PDF
2023-09-20 PSC04 persons-with-significant-control Change to a person with significant control PDF
2023-09-19 AA accounts Accounts with accounts type total exemption full PDF
2023-09-19 PSC04 persons-with-significant-control Change to a person with significant control PDF
2022-10-11 CS01 confirmation-statement Confirmation statement with updates PDF
2022-06-30 AA accounts Accounts with accounts type total exemption full PDF
2021-11-22 PSC01 persons-with-significant-control Notification of a person with significant control PDF
2021-11-19 PSC01 persons-with-significant-control Notification of a person with significant control PDF
2021-11-19 PSC01 persons-with-significant-control Notification of a person with significant control PDF
2021-11-19 PSC01 persons-with-significant-control Notification of a person with significant control PDF
2021-10-06 CS01 confirmation-statement Confirmation statement with updates PDF
2021-04-26 CH01 officers Change person director company with change date PDF

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