EDF ENERGY NUCLEAR GENERATION LIMITED

Active
Company number 03076445Private limited companyIncorporated 1995

Key figures

£4,136,000,000+5.3%
Net assets 2025
+5.3%
Average annual growth 2024–2025
02 bn4 bn6 bn20242025

† EDF ENERGY NUCLEAR GENERATION LIMITED filed these accounts on paper, so Companies House publishes them only as a scanned image. The figures for the years marked † were read automatically from the scan and kept only where the statements add up (for example net assets equal total equity), but a reading error is still possible — check the original accounts at Companies House.

Ratios

2025

Sector comparison

SIC 35110

Where the company stands among the 10,500 active companies whose first SIC code is 35110 (Production of electricity).

Turnover£4,039,000,000
Higher than 99% · median £1,257,331 among 1,579 that publish turnover
Net assets£4,136,000,000
Higher than 99% · median £26,000
Company age31.4 years
Older than 99% · median 8.5 years
Largest in this sector by net assets
  1. ORSTED POWER (UK) LIMITED£5.7bn
  2. EDF ENERGY NUCLEAR GENERATION LIMITED£4.1bn
  3. CENTRICA PLC£3.5bn
  4. EDF ENERGY LIMITED£2.5bn
  5. DRAX POWER LIMITED£2.4bn
  6. RWE GENERATION UK PLC£2.1bn
  7. RWE RENEWABLES UK SWINDON LIMITED£1.7bn
  8. VATTENFALL WIND POWER LTD£1.7bn
  9. LIGHTSOURCE TITAN LIMITED£1.5bn
  10. EDF ENERGY NUCLEAR GENERATION GROUP LIMITED£993m

Positions are approximate. Figures come from each company's latest accounts; money and employee figures are compared only with companies that filed accounts in pounds for a period ending in the last two and a half years and are not dormant, so those groups are smaller than 10,500. The line on each bar marks the median.

Summary: EDF ENERGY NUCLEAR GENERATION LIMITED

What kind of company is it?

EDF ENERGY NUCLEAR GENERATION LIMITED is a private limited company registered with Companies House under company number 03076445. It was incorporated on 30 Jun 1995. Its status is active. The registered office is in Gloucester business park (GL3). Its nature of business (SIC 2007) is production of electricity (35110).

How is the company doing financially?

The latest accounts in the database are for 2025 (period ending 31 Dec 2025); the company files full accounts. Turnover was £4,039,000,000. Profit for the year was £1,468,000,000. Net assets were £4,136,000,000, up 5.3% on the previous year. Figures are available for 2 financial years (2024–2025).

How does it compare with similar companies?

Compared with 10,500 active companies whose first SIC code is 35110: By turnover it ranks higher than 99% of the 1,579 that publish turnover (median £1,257,331). By net assets it ranks higher than 99% of them (median £26,000). It is older than 99% of them (median age 8.5 years).

Does it supply the public sector?

The company is named as a supplier in 7 public contract award notices from 5 public sector buyers since 2022. Contracts awarded to it alone have a combined published value of £10.5m. Its most frequent buyer is Nuclear Restoration Services Limited (2 contracts). 1 of the awards is shared with other suppliers, typically framework agreements. It is recorded as the recipient of 14 central government grants worth £2.4m, mainly from Department for Energy Security and Net Zero.

What do public registers and reports show?

HMRC lists it as an importer of goods, mainly electrical equipment, machinery, optical, medical and measuring instruments. HMRC lists it as an exporter of goods, mainly optical, medical and measuring instruments, machinery, electrical equipment. In its latest payment practices report it took an average of 51 days to pay suppliers, and 6% of invoices were not paid within agreed terms. Its gender pay gap report for 2025/26 shows median hourly pay for women 9.3% lower than for men. It has modern slavery statements on the government registry for 3 years.

Who runs and controls the company?

One person with significant control is registered. 9 of 27 registered charges are outstanding.

When are its next filings due?

The next accounts are due by 30 Sep 2027. The next confirmation statement is due by 5 Jun 2027.

Filed accounts2024–2025
2024 †2025 †
Turnover—4,039,000,000
Profit for the year—1,468,000,000
Total assets——
Total liabilities13,771,000,00013,261,000,000
Net assets / total equity3,927,000,0004,136,000,000

A dash (—) means no accounts were filed for that year or the item is not in the accounts; 0 is a zero stated in the accounts. Small companies usually file only a balance sheet, so the profit and loss account is often missing.

Public contracts

7 contracts

EDF ENERGY NUCLEAR GENERATION LIMITED is named as a supplier in 7 public contract award notices from 5 public sector buyers since 2022. The 6 contracts awarded to it alone with a published value add up to £10.5m. 1 award is shared with other suppliers and not counted in that total.

Contracts per year
Main buyers5
Nuclear Restoration Services Limited
2 contracts · £8.7m
Department for Business, Energy & Industrial Strategy
2 contracts · £42k
NATIONAL NUCLEAR LABORATORY LIMITED
1 contract · £1.3m
Nuclear Waste Services Limited
1 contract · £400k
Nuclear Restoration Services
1 contract · £77.2k
Contracts
  1. AGR IT Transition Services - HPBNuclear Restoration Services Limited · £3,500,000 · runs until Sep 2028
  2. AGR spent fuel AdviceNuclear Waste Services Limited · £400,000 · runs until Apr 2029
  3. Transitional Services Agreement (TSA) for Hunterston B Site Asset Management SystemNuclear Restoration Services Limited · £5,200,000 · runs until Mar 2028
  4. SzA Off site environmental monitoring‡Nuclear Restoration Services · £77,230
  5. Provision of subject matter expert support services in respect to Generic Design Assessment (GDA) of nuclear power stations for the AMR RD&D Phase B project.NATIONAL NUCLEAR LABORATORY LIMITED · £1,290,000
Show 2 more
  1. SBRI: Advanced Modular Reactor (AMR) Research, Development and Demonstration Programme‡Department for Business, Energy & Industrial Strategy · shared by 5 suppliers, up to £2,488,700 in total
  2. Contract Award - Disposal of Euratom Equipment‡Department for Business, Energy & Industrial Strategy · £42,000

From contract award notices on Contracts Finder (since 2016) and Find a Tender (since 2021), published by the Cabinet Office under the Open Government Licence v3.0. Values are as published by the buyer and usually cover the whole contract term; the total leaves out awards shared between several suppliers, where the published figure is a ceiling for all of them, placeholder values and single figures of £1 billion or more. Notices marked ‡ do not state a company number and were linked by an exact match on the registered name. Contracts below the publication thresholds and those of devolved buyers that publish elsewhere are not included.

Government grants

14 grants

EDF ENERGY NUCLEAR GENERATION LIMITED is recorded as the recipient of 14 central government grants since 2018, together worth £2.4m.

Funders
Department for Energy Security and Net Zero
1 grant · £1.8m
Department for Environment, Food and Rural Affairs
11 grants · £531.4k
Department for Business, Energy and Industrial Strategy
2 grants · £23.5k
Grants
  1. GCA AME RPA DELINKED PAYMENTSDepartment for Environment, Food and Rural Affairs · £20,699
  2. GCA PROG DEL RPA COUNTRYSIDE STEWARDSHIPDepartment for Environment, Food and Rural Affairs · £278,104
  3. Bay Hydrogen Hub - Hydrogen4HansonDepartment for Energy Security and Net Zero · £1,832,089 · Industrial Hydrogen Accelerator
  4. GCA DEL RPA UK ENVIRONMENTAL STEWARDSHIPDepartment for Environment, Food and Rural Affairs · £29,960
  5. GCA PROG DEL RPA BPS DOMESTIC 16 OCTDepartment for Environment, Food and Rural Affairs · £24,206
Show 9 more
  1. GCA PROG DEL RPA COUNTRYSIDE STEWARDSHIPDepartment for Environment, Food and Rural Affairs · £38,300
  2. RPA BPS DOMESTICDepartment for Environment, Food and Rural Affairs · £31,800
  3. RPA Simplified Countryside StewardshipDepartment for Environment, Food and Rural Affairs · £33,788 · RPA Countryside Stewardship
  4. Environmental Stewardship Transferred to DEFRA NSA P2Department for Environment, Food and Rural Affairs · £32,091 · Environmental Stewardship
  5. Machinery Health State Detection (mSTATE) supporting Future Net Zero Energy GenerationDepartment for Business, Energy and Industrial Strategy · £14,870 · UKRI - Innovate UK - Scheme 22/23
  6. ALB - Rural Payments Agency - Exchq - BPS - NSA P1Department for Environment, Food and Rural Affairs · £41,485 · RPA BPS Domestic
  7. Machinery Health State Detection (mSTATE) supporting Future Net Zero Energy GenerationDepartment for Business, Energy and Industrial Strategy · £8,588 · ALB - UKRI - Innovate UK grant awards in 20-21
  8. M10 - Agri-environment- Climate ExchqDepartment for Environment, Food and Rural Affairs · £879
  9. EAFRD - RD Measure 10Department for Environment, Food and Rural Affairs · £56 · ALB - Rural Payments Agency - EAFRD - RD Measure 10 - Exchequer

From the Government Grants Register published by the Cabinet Office (financial years 2016/17 onwards, Open Government Licence v3.0). It covers grants from central government departments and their agencies where the register states the recipient's company number and the recipient name matches this company; grants from local authorities, lottery distributors and devolved governments are not included.

Statutory reporting

Payment practices1 Jan 2026 – 30 Jun 2026
Average time taken to pay invoices
51 days
Invoices not paid within agreed terms
6%
Member of a payment code
No
  • Within 30 days 15%
  • 31 to 60 days 81%
  • After 60 days 4%
Earlier periods (7)
Period ending
Days to pay
Within 30 days
Late
31 Dec 2025
51
14%
5%
30 Jun 2025
52
13%
8%
31 Dec 2024
51
15%
6%
30 Jun 2024
52
14%
7%
31 Dec 2023
52
12%
6%
30 Jun 2023
54
11%
11%
31 Dec 2022
55
7%
15%

View the latest report on GOV.UK

Gender pay gap2025/26
Median hourly pay
women 9.3% lower
Mean hourly pay
women 9.9% lower
Median bonus pay
women 64.9% lower
Employer size
5000 to 19,999 employees
Lower pay quarter25.4% womenLower middle16.2% womenUpper middle14.5% womenUpper pay quarter13.9% women
Earlier years (8)
Year
Median hourly pay
Mean hourly pay
2024/25
women 13% lower
women 11.2% lower
2023/24
women 13.2% lower
women 12.2% lower
2022/23
women 12.7% lower
women 12.7% lower
2021/22
women 15.1% lower
women 14.1% lower
2020/21
women 15.6% lower
women 15.6% lower
2019/20
women 17.4% lower
women 17.7% lower
2018/19
women 18.4% lower
women 17.6% lower
2017/18
women 18.8% lower
women 18.3% lower

A positive gap means women's average hourly pay is lower than men's across the whole employer; it is not a comparison of pay for the same work. View on the Gender pay gap service

Modern slavery statements3
2026
Statement · summary on GOV.UK · group statement (EDF ENERGY CUSTOMERS LIMITED)
2025
Statement · summary on GOV.UK · group statement (EDF ENERGY CUSTOMERS LIMITED)
2022
Statement · summary on GOV.UK · group statement (EDF ENERGY CUSTOMERS LIMITED)

Figures the company reported itself to the government's Check payment practices service, Gender pay gap service and Modern slavery statement registry (Open Government Licence v3.0). Only large companies and employers with 250 or more staff have to report, so most companies have nothing here.

Registers and licences

International trade‡

Listed by HMRC as an importer of goods in 12 of the last 12 months on record, most recently August 2026. Main goods: electrical equipment, machinery, optical, medical and measuring instruments, iron and steel articles and miscellaneous chemicals.

Listed by HMRC as an exporter of goods in 12 of the last 12 months on record, most recently August 2026. Main goods: optical, medical and measuring instruments, machinery, electrical equipment and iron and steel articles.

From HMRC's monthly lists of importers and exporters. Traders can ask to be left off the lists, so absence does not mean a company does not trade.

Sources: Charity Commission for England and Wales, Care Quality Commission, Home Office and HM Revenue & Customs, under the Open Government Licence v3.0. Entries marked ‡ come from lists that do not state a company number and were linked by an exact match on the registered name.

History

7 events
  1. Financial year 2025 endedAccounts: turnover £4bn, net assets £4.1bn
  2. Financial year 2024 endedAccounts: net assets £3.9bn
  3. Edf Energy Nuclear Generation Group Limited registered as a person with significant control
  4. British Energy Generation (Uk) Limited ceased to be a person with significant control
  5. British Energy Generation (Uk) Limited registered as a person with significant control
  6. Name changed to EDF ENERGY NUCLEAR GENERATION LIMITEDPreviously BRITISH ENERGY GENERATION LIMITED
  7. Company incorporatedPrivate limited company

Dates as recorded at Companies House: incorporation, name changes, officer appointments and resignations, current and former persons with significant control, and the end of each financial year with figures in the database.