With financials 1,643
Total turnover £236.7bn
Median turnover £6M
Median margin 16.6%
Median headcount 25
Profitable 55.6%
Growing : shrinking 397 : 464
Largest Electricity, gas, steam and air conditioning supply companies UK 2026
Top 20 by latest reported turnover
| # | Company | Turnover | YoY | Headcount | SIC |
|---|---|---|---|---|---|
| 01 | CENTRICA PLC Multinational energy and services group | £21.57B | -9.5% | 22,066 | 35110 |
| 02 | BRITISH GAS TRADING LIMITED | £14.52B | -32.0% | 6,970 | 35130 |
| 03 | EDF ENERGY CUSTOMERS LIMITED Electricity and gas supplier | £13.05B | -4.4% | 3,631 | 35130 |
| 04 | EDF ENERGY LIMITED Integrated energy generator and supplier | £10.27B | -3.3% | — | 35110 |
| 05 | OCTOPUS ENERGY LIMITED Retail energy supplier | £9.72B | — | 2,445 | 35140 |
| 06 | E.ON NEXT ENERGY LIMITED Retail gas and electricity supplier | £7.94B | -35.6% | 3,852 | 35130 |
| 07 | BRITISH GAS LIMITED Energy trading subsidiary of Centrica | £7.49B | +36.5% | 0 | 35140 |
| 08 | SEFE MARKETING & TRADING LIMITED Gas and electricity trading subsidiary | £6.29B | +17.2% | 849 | 35140 |
| 09 | NPOWER COMMERCIAL GAS LIMITED | £4.95B | -25.5% | 1,021 | 35140 |
| 10 | DRAX POWER LIMITED Biomass power generation company | £4.37B | -12.0% | 645 | 35110 |
| 11 | OCTOPUS ENERGY OPERATIONS 2 LIMITED Retail energy supply subsidiary | £4.05B | — | 1,246 | 35140 |
| 12 | SCOTTISHPOWER ENERGY RETAIL LIMITED Gas and electricity supplier | £3.97B | -15.3% | 968 | 35120 |
| 13 | UNIPER UK LIMITED UK electricity generation subsidiary | £3.37B | -4.0% | 597 | 35110 |
| 14 | E.ON UK ENERGY MARKETS LIMITED Wholesale energy trading subsidiary | £3.11B | -62.4% | 107 | 35140 |
| 15 | EDF ENERGY NUCLEAR GENERATION LIMITED Nuclear power generation subsidiary | £2.91B | -27.9% | 5,187 | 35110 |
| 16 | NATIONAL GRID ELECTRICITY TRANSMISSION PLC Electricity transmission network operator | £2.90B | +10.6% | 6,873 | 35120 |
| 17 | SSE ENERGY SUPPLY LIMITED Commercial energy supplier | £2.60B | -18.6% | 1,057 | 35140 |
| 18 | DRAX ENERGY SOLUTIONS LIMITED B2B electricity supplier | £2.57B | -23.4% | 416 | 35140 |
| 19 | SCOTTISHPOWER ENERGY MANAGEMENT LIMITED | £2.49B | -11.2% | — | 35120 |
| 20 | CADENT GAS LIMITED UK gas distribution network operator | £2.49B | — | 5,923 | 35220 |
Turnover from each company's latest filed accounts. Implausible outliers are excluded.
Companies in this division
Detailed profiles first, then by accounts recency
| Profile | Company | Category | SIC | Last accounts |
|---|---|---|---|---|
| Detailed | GRESHAM HOUSE WIND ENERGY 1 PLC | GROUP | 35110 | 2026-05-31 |
| Detailed | ADVANCED ELECTRICITY NETWORKS LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | BASILDON BESS LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | BELFAST GAS TRANSMISSION LIMITED | FULL | 35220 | 2026-03-31 |
| Detailed | BLUE TRANSMISSION LONDON ARRAY (HOLDINGS) LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | BLUE TRANSMISSION LONDON ARRAY LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | BLUE TRANSMISSION WALNEY 1 (HOLDINGS) LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | BLUE TRANSMISSION WALNEY 1 LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | BLUE TRANSMISSION WALNEY 2 (HOLDINGS) LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | CADENT GAS LIMITED | GROUP | 35220 | 2026-03-31 |
| Detailed | CARREX FLEXIBLE STORAGE LIMITED | GROUP | 35110 | 2026-03-31 |
| Detailed | CHAR.GY LIMITED | FULL | 35140 | 2026-03-31 |
| Detailed | DAIKIN AIRCONDITIONING UK LIMITED | FULL | 35300 | 2026-03-31 |
| Detailed | DGA ME HOLDINGS LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | DIAMOND ORYX LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | DISTGEN HINTON LGC PLC | FULL | 35110 | 2026-03-31 |
| Detailed | DISTGEN ROGERSHILL LGC PLC | FULL | 35110 | 2026-03-31 |
| Detailed | E (GAS AND ELECTRICITY) LIMITED | FULL | 35140 | 2026-03-31 |
| Detailed | EASTERN POWER NETWORKS PLC | FULL | 35130 | 2026-03-31 |
| Detailed | FULCRUM PIPELINES LIMITED | FULL | 35220 | 2026-03-31 |
| Detailed | GREATER GABBARD OFTO PLC | FULL | 35120 | 2026-03-31 |
| Detailed | GREEN GAS OXON LIMITED | GROUP | 35210 | 2026-03-31 |
| Detailed | GWYNT Y MOR OFTO PLC | FULL | 35120 | 2026-03-31 |
| Detailed | HORIZON NUCLEAR POWER LIMITED | GROUP | 35110 | 2026-03-31 |
| Detailed | HORIZON NUCLEAR POWER OLDBURY LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | HORIZON NUCLEAR POWER SERVICES LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | HORIZON NUCLEAR POWER WYLFA HOLDINGS LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | HORIZON NUCLEAR POWER WYLFA LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | HUMBER GATEWAY OFTO LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | INDIGO PIPELINES HOLDCO 1 LIMITED | GROUP | 35130 | 2026-03-31 |
| Detailed | INDIGO PIPELINES HOLDCO 2 LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | INDIGO PIPELINES LIMITED | FULL | 35220 | 2026-03-31 |
| Detailed | INDIGO POWER LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | INSTAVOLT LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | JORDAN ENERGY INVESTMENT 2 LTD | FULL | 35110 | 2026-03-31 |
| Detailed | KVASIR TECHNOLOGIES LTD | FULL | 35140 | 2026-03-31 |
| Detailed | LONDON POWER NETWORKS PLC | FULL | 35130 | 2026-03-31 |
| Detailed | LOUDWATER BESS LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | MALDON BESS LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | MOELOGAN 2 C.C.C. | FULL | 35110 | 2026-03-31 |
| Detailed | MOYLE INTERCONNECTOR (FINANCING) PUBLIC LIMITED COMPANY | GROUP | 35120 | 2026-03-31 |
| Detailed | MOYLE INTERCONNECTOR LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | MUTUAL ENERGY LIMITED | GROUP | 35120 | 2026-03-31 |
| Detailed | NATIONAL GAS METERING LIMITED | FULL | 35230 | 2026-03-31 |
| Detailed | NATIONAL GAS TRANSMISSION PLC | GROUP | 35220 | 2026-03-31 |
| Detailed | NATIONAL GRID DISTRIBUTED ENERGY LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (EAST MIDLANDS) PLC | FULL | 35130 | 2026-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (SOUTH WALES) PLC | FULL | 35130 | 2026-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (SOUTH WEST) PLC | FULL | 35130 | 2026-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (WEST MIDLANDS) PLC | FULL | 35130 | 2026-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION PLC | GROUP | 35130 | 2026-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY TRANSMISSION PLC | GROUP | 35120 | 2026-03-31 |
| Detailed | NATIONAL GRID IFA 2 LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | NATIONAL GRID INTERCONNECTORS LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | NATIONAL GRID NORTH SEA LINK LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | PANASONIC HEATING & VENTILATION AIR-CONDITIONING UK LTD | FULL | 35300 | 2026-03-31 |
| Detailed | PEEL NRE DEVELOPMENTS LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | PETRA DIAMOND ENERGY LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | POWERGAS AFRICA LIMITED | FULL | 35210 | 2026-03-31 |
| Detailed | PREMIER TRANSMISSION FINANCING PUBLIC LIMITED COMPANY | GROUP | 35220 | 2026-03-31 |
| Detailed | PREMIER TRANSMISSION LIMITED | FULL | 35220 | 2026-03-31 |
| Detailed | REGENT GAS LIMITED | FULL | 35220 | 2026-03-31 |
| Detailed | RENEWABLE TRANSPORT FUEL SERVICES LIMITED | GROUP | 35230 | 2026-03-31 |
| Detailed | SCOTLAND GAS NETWORKS PLC | FULL | 35220 | 2026-03-31 |
| Detailed | SCOTTISH AND SOUTHERN ENERGY POWER DISTRIBUTION LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | SCOTTISH HYDRO ELECTRIC POWER DISTRIBUTION PLC | FULL | 35130 | 2026-03-31 |
| Detailed | SCOTTISH HYDRO ELECTRIC TRANSMISSION PLC | FULL | 35120 | 2026-03-31 |
| Detailed | SEAGREEN PHASE 1 OFTO HOLDCO LIMITED | GROUP | 35120 | 2026-03-31 |
| Detailed | SEAGREEN PHASE 1 OFTO PROJECT LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | SHETLAND HEAT ENERGY AND POWER LIMITED | FULL | 35300 | 2026-03-31 |
| Detailed | SOUTH EASTERN POWER NETWORKS PLC | FULL | 35130 | 2026-03-31 |
| Detailed | SOUTHERN ELECTRIC POWER DISTRIBUTION PLC | FULL | 35130 | 2026-03-31 |
| Detailed | SOUTHERN GAS NETWORKS PLC | FULL | 35220 | 2026-03-31 |
| Detailed | SSEN DISTRIBUTION LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | STAT-FLEX LIMITED | GROUP | 35110 | 2026-03-31 |
| Detailed | SWINDON CHAPEL FARM SOLAR PLC | FULL | 35110 | 2026-03-31 |
| Detailed | SWINDON COMMON FARM SOLAR COMMUNITY INTEREST PLC | FULL | 35110 | 2026-03-31 |
| Detailed | THANET OFTO LIMITED | FULL | 35120 | 2026-03-31 |
| Detailed | THE COVENTRY AND SOLIHULL WASTE DISPOSAL COMPANY LIMITED | FULL | 35110 | 2026-03-31 |
| Detailed | THURROCK FLEXIBLE GENERATION LIMITED | GROUP | 35110 | 2026-03-31 |
| Detailed | UK POWER NETWORKS (OPERATIONS) LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | UK POWER NETWORKS SERVICES (CONTRACTING) LIMITED | FULL | 35130 | 2026-03-31 |
| Detailed | VALDA ENERGY GROUP LIMITED | GROUP | 35140 | 2026-03-31 |
| Detailed | VALDA ENERGY LIMITED | FULL | 35140 | 2026-03-31 |
| Detailed | WALES & WEST UTILITIES LIMITED | GROUP | 35220 | 2026-03-31 |
| Detailed | WEST TRANSMISSION LIMITED | FULL | 35220 | 2026-03-31 |
| Detailed | WODS TRANSMISSION HOLDCO LTD | GROUP | 35120 | 2026-03-31 |
| Detailed | WODS TRANSMISSION PLC | FULL | 35120 | 2026-03-31 |
| Detailed | THE FREEDOM GROUP OF COMPANIES LTD. | FULL | 35130 | 2026-02-27 |
| Detailed | 3TPOWER LTD | FULL | 35140 | 2025-12-31 |
| Detailed | A SHADE GREENER (F2) LTD | FULL | 35110 | 2025-12-31 |
| Detailed | AFON WYSG ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | AFTON WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | AIR LIQUIDE ADVANCED BUSINESS AND TECHNOLOGIES UK LIMITED | FULL | 35220 | 2025-12-31 |
| Detailed | ALCOR LSPV LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ALFANAR POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ALFRETON SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ALIGHT ENERGY UK LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | ALLESTON CLEAN ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ANAEROBIC ADVANTAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ANCHOR RENEWABLES LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ANTRIM WIND ENERGY LTD | FULL | 35110 | 2025-12-31 |
| Detailed | APPLIED SOLAR LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ARBROATH LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ARL 018 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ARMISTEAD WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ARTFIELD FOREST WIND FARM LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ASE UK COMMUNITY SOLAR I LIMITED | GROUP | 35130 | 2025-12-31 |
| Detailed | ASHGREEN ENERGYFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ASPECT SOLAR LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ASTRAL SOLAR LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ATLANTIC GREEN UK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | AUKERA UK 2 LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | AUKERA UK LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | AW1 ENERGY STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BAGMOOR HOLDINGS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BAGMOOR WIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BARROW SHIPPING LIMITED | FULL | 35220 | 2025-12-31 |
| Detailed | BEAVOR GRANGE SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BEECHGREEN ENERGYFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BENBRACK WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BERKSWELL BATTERY STORAGE LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | BERRYHILL SOLAR FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BICKER FEN SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BICKER FEN WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BILBSTER WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BLACK HILL WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BLACKCRAIG WIND FARM (SCOTLAND) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BLAENAU GWENT SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BLOXWICH ENERGY STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BLUE PLANET SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BLYTH OFFSHORE DEMONSTRATOR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BNRG GORSE PLC | FULL | 35110 | 2025-12-31 |
| Detailed | BNRG HOO SOLAR PLC | FULL | 35110 | 2025-12-31 |
| Detailed | BOARDINGHOUSE WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BORDERSLEY POWER LTD | FULL | 35110 | 2025-12-31 |
| Detailed | BRAMFORD GREEN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BRAMLEY BATTERY STORAGE LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | BRENIG WIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BRI WIND FARMS 4 LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | BRI WIND FARMS 6 LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | BRITISH GAS LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | BRITNED DEVELOPMENT LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | BROADLAND ENERGY (DONICH) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BROADLAND ENERGY (KIACHNISH) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BROADLAND ENERGY (LAUDALE) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BROADLAND ENERGY (MOY) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BROADLAND RENEWABLE ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BROCKLOCH RIG I LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BROCKLOCH RIG WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BRYN HENLLYS SF LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | BURTON WOLD WIND FARM SOUTH LTD | FULL | 35110 | 2025-12-31 |
| Detailed | BW ESS UK LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | BYPASS NURSERIES LSPV LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | C & S ENERGY LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | CADOGAN ENERGY HOLDINGS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CALEDONIA OFFSHORE WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CAMBRIAN RENEWABLE ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CARDENDEN HEAT AND POWER LTD | GROUP | 35110 | 2025-12-31 |
| Detailed | CARN HILL WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CARN NICHOLAS SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CB WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CBS ENERGY STORAGE ASSETS UK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CENTRICA BARRY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CENTRICA BUSINESS SOLUTIONS (GENERATION) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CENTRICA DISTRIBUTED GENERATION LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CENTRICA ENERGY ASSETS HOLDINGS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CENTRICA ENERGY MARKETING LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | CENTRICA PLC | GROUP | 35110 | 2025-12-31 |
| Detailed | CERES ENERGY LIMITED | GROUP | 35230 | 2025-12-31 |
| Detailed | CGN EUROPE ENERGY GREEN POWER HOLDING LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CGN EUROPE ENERGY UK HOLDING LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CGN EUROPE ENERGY WALES HOLDING LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CHENIERE MARKETING LTD | FULL | 35230 | 2025-12-31 |
| Detailed | CLAWDD DDU FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CNOOC U.K. MARKETING LTD | FULL | 35230 | 2025-12-31 |
| Detailed | COCKENZIE STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CONDAIR LIMITED | FULL | 35300 | 2025-12-31 |
| Detailed | CONSTELLATION GENERATION LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | COOL DESIGNS HOLDINGS LIMITED | GROUP | 35300 | 2025-12-31 |
| Detailed | CORNWALL POWER (POLMAUGAN) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CORO ENERGY PLC | GROUP | 35110 | 2025-12-31 |
| Detailed | COUPAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | COWLEY BALDON GREEN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CREAG RIABHACH WIND FARM LTD | FULL | 35110 | 2025-12-31 |
| Detailed | CROCKAGARRAN WIND FARM LTD | FULL | 35110 | 2025-12-31 |
| Detailed | CROCKANDUN WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CROOKEDSTANE WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CRYSTAL RIG II LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CRYSTAL RIG III LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CRYSTAL RIG IV LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CRYSTAL RIG WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CSE23 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CSE26 LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | CUBICO SUN II LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CUBICO SUSTAINABLE INVESTMENTS HOLDINGS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CUBICO SUSTAINABLE INVESTMENTS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CUMBERHEAD WEST WIND FARM LTD. | FULL | 35110 | 2025-12-31 |
| Detailed | CURRYFREE WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE AIRDRIE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE BELHUS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE DONALDSON LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE DS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE ENDURANCE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE ENDURE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE GARDRUM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE JACOBSHALL LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE LOCHEND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE MEIKLE FLOAT LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE NORTHWIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE NORWIN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE NW3 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE RTW LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE STRUAN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE TURBINES LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE V27 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE VESTAS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE WTN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE WUK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | CWE X LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DALMARNOCK BESS LTD | FULL | 35130 | 2025-12-31 |
| Detailed | DAMSONGREEN ENERGYFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DEVON WIND POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DIAMOND GREEN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DISTRIBUTED ENERGY CUSTOMER SOLUTIONS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DOWN BARN FARM SF LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DRAGON ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DRAGON LNG LIMITED | FULL | 35210 | 2025-12-31 |
| Detailed | DRAKELOW NG LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | DRAX ENERGY SOLUTIONS LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | DRAX POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DRUIM LEATHANN WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DUCKLINGTON SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DUDGEON OFFSHORE WIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | DUNMOW SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | E D F TRADING LIMITED | GROUP | 35140 | 2025-12-31 |
| Detailed | E.ON DRIVE SOLUTIONS UK LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | E.ON ENERGY SOLUTIONS LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | E.ON UK BATTERY STORAGE SYSTEMS LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | E.ON UK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | E.ON UK NETWORK ASSETS LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | EAST ANGLIA ONE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EAST ANGLIA ONE NORTH LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EAST ANGLIA THREE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EAST ANGLIA TWO LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EAST CLAYDON ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ECLIPSE POWER DISTRIBUTION LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | ECO SUSTAINABLE SOLUTIONS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ECOPOWER 2 PARK FARM LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ECOPOWER 3 HAYTON LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ECOPOWER 5 EXTON LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ECOPOWER SUFFOLK LTD | FULL | 35110 | 2025-12-31 |
| Detailed | ECOSOLAR 1 BERRINGTON LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ECOSOLAR 3 LEIGHTON LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ECOSSOL PV LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ECOSTOR 1 IMMINGHAM LTD | FULL | 35130 | 2025-12-31 |
| Detailed | ECOSTOR KILBAGIE LTD | FULL | 35120 | 2025-12-31 |
| Detailed | EDF ENERGY CUSTOMERS LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | EDF ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EDF ENERGY NUCLEAR GENERATION LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EDF ENERGY RENEWABLES LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EDF RENEWABLES SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EDGWARE ENERGY LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | EDL (UK) LFG GENERATION LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ELECLINK LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | ELECTRICITY NORTH WEST LIMITED | GROUP | 35130 | 2025-12-31 |
| Detailed | ELMS ISG SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ELSTREE BATTERY STORAGE LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | EMERALD HOLDCO LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ENBW UK LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | ENCYCLIS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ENDERBY STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ENEL X UK LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | ENERGEN BIOGAS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ENERGY DEVELOPMENTS (UK) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ENFINIUM FERRYBRIDGE 1 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ENFINIUM FERRYBRIDGE 2 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ENFINIUM KELVIN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EQUITIX WIND CO 1 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EQUITIX WIND CO 3 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ERE DEVELOPMENTS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ESB ASSET DEVELOPMENT UK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ESB ENERGY LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | ESB GROUP (UK) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ESB SOLAR (NORTHERN IRELAND) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ESBNI LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | ESP ELECTRICITY LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | EV DOT ENERGY LTD | GROUP | 35140 | 2025-12-31 |
| Detailed | EWH FINCO LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | EWH HOLDCO LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | FACILITY MANAGEMENT UK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | FENLAND WINDFARMS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | FIDELITY ENERGY LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | FINLIGHT DG UK LTD | FULL | 35110 | 2025-12-31 |
| Detailed | FORSA ENERGY HOLDINGS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | FORSS WIND FARM LIMITED. | FULL | 35110 | 2025-12-31 |
| Detailed | FORTUM GLASGOW LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | FP LUX SCURF DYKE SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GAELECTRIC NATURAL RESOURCES LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | GAIA POWER SYSTEMS LTD | FULL | 35110 | 2025-12-31 |
| Detailed | GALLOPER WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GARDRUM FARM WIND ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GASREC LTD | FULL | 35210 | 2025-12-31 |
| Detailed | GATE BURTON ENERGY PARK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GLASS MOOR II WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GLASSENBURY BATTERY STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GLENNISTON SOLAR PROJECT LTD | FULL | 35110 | 2025-12-31 |
| Detailed | GLENSALLOCH WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GLOBELEQ HOLDINGS (ZAMBIA) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GLOBELEQ NOMINEES LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GOOD ENERGY GROUP LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | GOOD ENERGY LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | GRAFTON UNDERWOOD SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GREEN FARM SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GREEN RIGG WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GREENFIELDS (F) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GREENGRIDPOWER1 LTD | FULL | 35110 | 2025-12-31 |
| Detailed | GREENLINK DEVELOPMENTS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GRENDON STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GREP1 LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | GRESHAM HOUSE ENERGY STORAGE HOLDINGS LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | GRESHAM HOUSE ENERGY STORAGE SOLUTIONS LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | GRIDRESERVE LTD | FULL | 35110 | 2025-12-31 |
| Detailed | GROVE FARM SOLAR FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GUARDIAN SOLAR LTD | FULL | 35110 | 2025-12-31 |
| Detailed | GUNVOR UK LIMITED | FULL | 35230 | 2025-12-31 |
| Detailed | GWENT FARMERS' COMMUNITY SOLAR PARTNERSHIP LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GWYNT Y MOR OFFSHORE WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GYM OFFSHORE ONE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GYM OFFSHORE THREE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | GYM OFFSHORE TWO LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HAGSHAW HILL REPOWERING LTD | FULL | 35110 | 2025-12-31 |
| Detailed | HAMILTON SOLAR LTD | FULL | 35110 | 2025-12-31 |
| Detailed | HASLAND GREEN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HAUNTON FARMERS' SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HAZLEHEAD WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HC ESS2 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HC ESS3 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HC ESS4 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HC ESS6 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HC ESS7 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HEMSWELL BIOGAS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HEYSHAM SOUTH WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HIGH CONSTELLATION WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HIGH LEAS PV LTD | FULL | 35110 | 2025-12-31 |
| Detailed | HIGHLAND WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HOLLYGREEN ENERGYFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HOOK MOOR WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HOOTON BIO POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HUMBLY GROVE ENERGY SERVICES LIMITED | FULL | 35220 | 2025-12-31 |
| Detailed | HUNTER'S HILL WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | HVS SITECO LTD | FULL | 35140 | 2025-12-31 |
| Detailed | HYWIND (SCOTLAND) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | I-SOLAR INVESTMENT LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | IBEXIA GLOBAL DEVELOPMENT LTD | GROUP | 35110 | 2025-12-31 |
| Detailed | IDDENSHALL SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | IMMINGHAM ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | IMPELLO LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | INCE BIO POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | INDEPENDENT COMMUNITY HEATING LIMITED | FULL | 35300 | 2025-12-31 |
| Detailed | INDEPENDENT PIPELINES LIMITED | FULL | 35220 | 2025-12-31 |
| Detailed | INDEPENDENT POWER NETWORKS LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | INDIAN QUEENS POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | INEOS ENERGY TRADING LIMITED | FULL | 35230 | 2025-12-31 |
| Detailed | INEOS INFRASTRUCTURE (GRANGEMOUTH) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | INEOS RUNCORN (TPS) HOLDINGS LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | INEOS RUNCORN (TPS) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | INNER DOWSING WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | INNOVA RENEWABLES LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | INOVYN ENERGY LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | INPEX EUROPE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | INPEX RENEWABLES UK HOLDINGS ME LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | IOW SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | IR DNO LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ISG RENEWABLES LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | JBM SOLAR PROJECTS 2 LTD | FULL | 35110 | 2025-12-31 |
| Detailed | JBM SOLAR PROJECTS 6 LTD | FULL | 35110 | 2025-12-31 |
| Detailed | JERA NEX BP NORTH EAST LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | JOZI POWER LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | JUNIPER ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KEARSLEY NORTH GREEN NG LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | KEMSLEY CHP LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KENT RENEWABLE ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KEY INTEGRATED SERVICES (ELECTRICAL) LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | KINCARDINE OFFSHORE WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KINCARDINE STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KINECX ENERGY LIMITED | FULL | 35220 | 2025-12-31 |
| Detailed | KINETICA 846 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KINETICA 868 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KINLOCHLEVEN POWER LTD | FULL | 35110 | 2025-12-31 |
| Detailed | KNOTTINGLEY POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KS SPV 23 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | KYPE MUIR WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LAMBS HILL WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LEICESTERSHIRE SOLAR 1 LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | LIGHTSOURCE BP RENEWABLE ENERGY INVESTMENTS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LIGHTSOURCE COSECHA LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | LIGHTSOURCE HOLDINGS 2 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LIGHTSOURCE OPERATIONS SERVICES LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LIGHTSOURCE RENEWABLE SERVICES LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LIMEJUMP ENERGY LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | LINCS WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LISTER BATTERY LTD | FULL | 35110 | 2025-12-31 |
| Detailed | LITTLE RAITH WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LITTLE STAUGHTON AIRFIELD SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LNG INVESTMENTS EUROPE LIMITED | FULL | 35230 | 2025-12-31 |
| Detailed | LOCAL GENERATION LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LOCHEND WIND ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LOCKERBIE BIOGAS LIMITED | FULL | 35210 | 2025-12-31 |
| Detailed | LONDON ARRAY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LONDONENERGY LTD | FULL | 35110 | 2025-12-31 |
| Detailed | LONGNEY SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LOW CARBON LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | LOW FARM SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LPF KINETICA UK LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | LPF UK EQUITYCO LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | LPF UK SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LYCEUM KINGPIN 1 LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | LYCEUM SIMBA LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | LYCEUM SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LYNN WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MACHAIRWIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MALIN SEA WIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MAPLEGREEN ENERGYFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MARCHWOOD POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MARGAM GREEN ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MARR WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MARRAMWIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MASDAR ENERGY UK II LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MEADOW FARM BATTERY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MELKSHAM CALNE GREEN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MELKSHAM EAST STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MELKSHAM WEST STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MERCIA WASTE MANAGEMENT LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MERSEY BIOENERGY LTD | FULL | 35110 | 2025-12-31 |
| Detailed | MID HILL WIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MIDDLE MUIR WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MILFORD HAVEN PROPERTIES LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MILLTOWN AIRFIELD SOLAR PV LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MIRAI POWER EUROPE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MK WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MONAN WIND COMPANY LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MONETS GARDEN BATTERY LTD | FULL | 35110 | 2025-12-31 |
| Detailed | MONNABOY WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MONSOLAR IQ LTD | FULL | 35110 | 2025-12-31 |
| Detailed | MOOR HOUSE WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MORAY EAST HOLDINGS LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | MORAY OFFSHORE WINDFARM (EAST) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MORECAMBE WIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MOSS LANE FARM SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MOSSMORRAN ENERGY STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MR RENT UK INVESTMENT LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MUIRHALL WF EXTENSION 1 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NALA MIDCO LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | NEART NA GAOITHE OFFSHORE WIND LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEAS ENERGY LIMITED | FULL | 35130 | 2025-12-31 |
| Detailed | NEMO LINK LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | NET ZERO GRID SERVICES LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | NEUCONNECT BRITAIN LTD | FULL | 35120 | 2025-12-31 |
| Detailed | NEVENDON ENERGY STORAGE LTD | FULL | 35140 | 2025-12-31 |
| Detailed | NEW THURCROFT ENERGY STORAGE LTD | FULL | 35110 | 2025-12-31 |
| Detailed | NEWHURST ERF HOLDING LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEWHURST ERF LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER BINDWELL LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER CHAPEL LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER CRIFTON LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER GREY STREET SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER HARTMOOR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER HATHERDEN LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER HORTON WOOD LTD | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER HULAM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER INKERSALL LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER LOCKS FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER LOWER STRENSHAM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER PENTLOW LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER SHERATON LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXTPOWER SPV 16 LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NEXWELL POWER (U.K.) LTD | GROUP | 35110 | 2025-12-31 |
| Detailed | NLEI LTD | FULL | 35110 | 2025-12-31 |
| Detailed | NNB GENERATION COMPANY (HPC) LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NNG WINDFARM HOLDINGS LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NORIKER STAUNCH LTD | FULL | 35110 | 2025-12-31 |
| Detailed | NORTH FARM MANNINGTON SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NORTH FARM SOLAR EXTENSION LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NORTH TENEMENT SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NORTHERN IRELAND ELECTRICITY NETWORKS LIMITED | GROUP | 35120 | 2025-12-31 |
| Detailed | NORTHERN POWERGRID (NORTHEAST) PLC | GROUP | 35130 | 2025-12-31 |
| Detailed | NORTHERN POWERGRID (YORKSHIRE) PLC | FULL | 35130 | 2025-12-31 |
| Detailed | NORWICH NG LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | OAKAPPLE ONE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | OAKAPPLE TWO LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | OAKLANDS FARM SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | OAKS FARM SOLAR LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | OCEAN WINDS OPERATIONS UK LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | OCKER HILL STORAGE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | OLIVER FOREST WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | ONPATH ENERGY LIMITED | GROUP | 35110 | 2025-12-31 |
| Detailed | OPUS ENERGY RENEWABLES LIMITED | FULL | 35140 | 2025-12-31 |
| Detailed | ORBITAL MARINE POWER (ORKNEY) PLC | FULL | 35110 | 2025-12-31 |
| Detailed | ORE VALLEY ENERGY LIMITED | FULL | 35110 | 2025-12-31 |
Showing top 500 of 5,200, sorted rich-first then by accounts recency.