With financials 1,639
Total turnover £235.6bn
Median turnover £6M
Median margin 16.4%
Median headcount 24
Profitable 54.9%
Growing : shrinking 392 : 459
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 | £24.64B | -26.2% | 20,290 | 35110 |
| 02 | EDF ENERGY CUSTOMERS LIMITED | £13.65B | -22.7% | 3,708 | 35130 |
| 03 | EDF ENERGY LIMITED | £10.61B | -23.6% | 819 | 35110 |
| 04 | OCTOPUS ENERGY LIMITED | £9.72B | — | 2,445 | 35140 |
| 05 | E.ON NEXT ENERGY LIMITED | £7.94B | -35.6% | 3,852 | 35130 |
| 06 | SEFE MARKETING & TRADING LIMITED | £6.29B | +17.2% | 849 | 35140 |
| 07 | BRITISH GAS LIMITED | £5.49B | -59.2% | — | 35140 |
| 08 | DRAX POWER LIMITED | £4.96B | -22.4% | 653 | 35110 |
| 09 | SCOTTISHPOWER ENERGY RETAIL LIMITED | £4.69B | -38.4% | 932 | 35120 |
| 10 | OCTOPUS ENERGY OPERATIONS 2 LIMITED | £4.05B | — | 1,246 | 35140 |
| 11 | EDF ENERGY NUCLEAR GENERATION LIMITED | £4.04B | +18.6% | 5,366 | 35110 |
| 12 | UNIPER UK LIMITED | £3.51B | -43.4% | 651 | 35110 |
| 13 | DRAX ENERGY SOLUTIONS LIMITED | £3.36B | -19.8% | 405 | 35140 |
| 14 | E.ON UK ENERGY MARKETS LIMITED | £3.11B | -62.4% | 107 | 35140 |
| 15 | NATIONAL GRID ELECTRICITY TRANSMISSION PLC | £2.62B | -4.2% | 6,102 | 35120 |
| 16 | SSE ENERGY SUPPLY LIMITED | £2.60B | -18.6% | 1,057 | 35140 |
| 17 | E.ON UK PLC | £2.55B | -24.7% | 905 | 35110 |
| 18 | NATIONAL GRID ELECTRICITY DISTRIBUTION PLC | £2.48B | +34.8% | 7,083 | 35130 |
| 19 | OCTOPUS ENERGY OPERATIONS LIMITED | £2.22B | -18.3% | 356 | 35130 |
| 20 | SEFE ENERGY LIMITED | £2.21B | -8.1% | 291 | 35130 |
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 | CONDAIR LIMITED | FULL | 35300 | 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 | ELECTRICITY NORTH WEST LIMITED | GROUP | 35130 | 2025-12-31 |
| Detailed | FINLIGHT DG UK LTD | 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 | HIGH CONSTELLATION WINDFARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | INNER DOWSING WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | LNG INVESTMENTS EUROPE LIMITED | FULL | 35230 | 2025-12-31 |
| Detailed | LYNN WIND FARM LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | MARCHWOOD POWER LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | NLEI LTD | FULL | 35110 | 2025-12-31 |
| Detailed | NORTHERN IRELAND ELECTRICITY NETWORKS LIMITED | GROUP | 35120 | 2025-12-31 |
| Detailed | PETRONAS ENERGY TRADING LIMITED | FULL | 35230 | 2025-12-31 |
| Detailed | RECTORY FARM ENERGY STORAGE LTD | FULL | 35130 | 2025-12-31 |
| Detailed | RENPOWER INVESTMENTS UK LTD | FULL | 35110 | 2025-12-31 |
| Detailed | SOUTH HOOK LNG TERMINAL COMPANY LTD. | FULL | 35210 | 2025-12-31 |
| Detailed | SWM UK WIND ONE LIMITED | FULL | 35110 | 2025-12-31 |
| Detailed | TRANSMISSION CAPITAL SERVICES LIMITED | FULL | 35120 | 2025-12-31 |
| Detailed | AWEL NEWYDD CYF | FULL | 35110 | 2025-09-30 |
| Detailed | EVOLVE ENERGY SUPPLY LIMITED | FULL | 35140 | 2025-09-30 |
| Detailed | JOJU LIMITED | FULL | 35110 | 2025-09-30 |
| Detailed | LEAFIELD ENERGY LIMITED | FULL | 35110 | 2025-09-30 |
| Detailed | MVV ENVIRONMENT BALDOVIE LIMITED | FULL | 35110 | 2025-09-30 |
| Detailed | MVV ENVIRONMENT DEVONPORT LIMITED | FULL | 35110 | 2025-09-30 |
| Detailed | MVV ENVIRONMENT RIDHAM LIMITED | FULL | 35110 | 2025-09-30 |
| Detailed | MVV ENVIRONMENT SERVICES LIMITED | FULL | 35140 | 2025-09-30 |
| Detailed | PEAK POWER LIMITED | FULL | 35110 | 2025-09-30 |
| Detailed | OAKAPPLE BERWICKSHIRE PLC | FULL | 35110 | 2025-09-25 |
| Detailed | CROWN GAS AND POWER (HOLDINGS) LIMITED | GROUP | 35220 | 2025-07-31 |
| Detailed | CROWN GAS AND POWER 2 LIMITED | FULL | 35140 | 2025-07-31 |
| Detailed | CROWN GAS AND POWER LIMITED | FULL | 35230 | 2025-07-31 |
| Detailed | LOGICOOL AIR CONDITIONING & HEAT PUMPS LIMITED | FULL | 35300 | 2025-07-31 |
| Detailed | MORNFLAKE ENERGY LIMITED | FULL | 35110 | 2025-07-31 |
| Detailed | YORK UNIVERSITY ENERGY SUPPLY COMPANY LIMITED | FULL | 35140 | 2025-07-31 |
| Detailed | ABBOTS ANN FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | AR006 GF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | AR108 BOLT SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | ASHLAWN SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BARVILLS SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BETINGAU SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BF13A TF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BF16D BHF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BF27 BF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BF31 WHF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BF33C LHF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BF33E BHF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BF58 HUNTS AIRFIELD SOLAR LTD | FULL | 35110 | 2025-06-30 |
| Detailed | BLOSSOM 1 SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BLOSSOM 2 SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BLUEFIELD RENEWABLES 1 LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BLUEFIELD RENEWABLES 2 LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BOOMERANG ENERGY LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | BURNHAM AND WESTON ENERGY CIC | GROUP | 35110 | 2025-06-30 |
| Detailed | BUTTERISS DOWNS SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CANADA FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CARLOGGAS SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CEDAR ENERGY AND INFRASTRUCTURE LIMITED | GROUP | 35110 | 2025-06-30 |
| Detailed | CHELVESTON RENEWABLE ENERGY LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CLAPTON FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CORBY SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | COURT FARM SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CREATHORNE FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CROCKBARAVALLY WIND FARM LTD | FULL | 35110 | 2025-06-30 |
| Detailed | CROSS ROAD PLANTATION SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CUXTON ENERGY STORAGE LIMITED | FULL | 35140 | 2025-06-30 |
| Detailed | DAFFODIL ENERGY SUPPLY LIMITED | GROUP | 35140 | 2025-06-30 |
| Detailed | DAYFIELDS SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | DELABOLE WINDFARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | EAST FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | FALLAGO RIG WINDFARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | FARM POWER APOLLO LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | FORTESCUE UK IP LIMITED | FULL | 35210 | 2025-06-30 |
| Detailed | FOXGLOVE ENERGY SUPPLY LTD | FULL | 35140 | 2025-06-30 |
| Detailed | FREATHY SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | GALTON MANOR SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | GOSHAWK SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | GRANGE SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | GRETTON SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | GYPSUM SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | HALL SOLAR LTD | FULL | 35110 | 2025-06-30 |
| Detailed | HAMPOLE WINDFARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | HARDINGHAM SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | HF SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | HOBACK SOLAR LTD | FULL | 35110 | 2025-06-30 |
| Detailed | HOLLY FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | HUDDLE UTILITIES LTD | FULL | 35140 | 2025-06-30 |
| Detailed | HW SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | ISP (UK) 1 LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | KELLINGLEY SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | KISLINGBURY M1 SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | KS SPV 5 LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | LANGLANDS SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | LH DNO GRID SERVICES LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | LIGHTNING 1 ENERGY PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | LITTLE BEAR SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | LITTLEBOURNE SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | LOWER END FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | LOWER TEAN LEYS SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | MAUXHALL FARM ENERGY PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | MICHCO 1205 LIMITED | GROUP | 35110 | 2025-06-30 |
| Detailed | MOLEHILL PV FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | MORTON WOOD SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | NANTEAGUE SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | NEW ENERGY BUSINESS SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | NEW ROAD 2 SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | NEW ROAD SOLAR 4 LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | NEW ROAD SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | NEWTON DOWN WINDFARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | NORTH BEER SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | OLD STONE FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | PADLEY WOOD SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | PASHLEY SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | PAYTHERDEN SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | PLACE BARTON FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | PORT OF SHEERNESS WIND FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | PROMOTHAMES 1 LTD | FULL | 35110 | 2025-06-30 |
| Detailed | REDLANDS SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | RENEWABLE ENERGY ASSETS LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | RENEWABLE ENERGY HOLD CO LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | RHYDY PANDY SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | ROOK WOOD SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | ROOKERY SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | S & E WIND ENERGY LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | SANDYS MOOR SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | SAXLEY SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | SHEEPWASH LANE ENERGY BARN LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | SHEPPEY SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | SNETTERTON RENEWABLE POWER HOLDINGS LIMITED | GROUP | 35110 | 2025-06-30 |
| Detailed | SOUTHWICK SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | ST. JOHNS HILL WIND LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | SWEET BRIAR SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | THORNTON LANE SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | TOLLGATE ENERGY STORAGE LIMITED | FULL | 35140 | 2025-06-30 |
| Detailed | TRICKEY WARREN SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | TRU ENERGY LIMITED | FULL | 35140 | 2025-06-30 |
| Detailed | TWINEHAM ENERGY LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | VITAL ENERGI SOLUTIONS LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | VITAL ENERGI UTILITIES LIMITED | FULL | 35300 | 2025-06-30 |
| Detailed | WALLACE WOOD SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WEL SOLAR PARK 1 LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WESSEX WATER ENTERPRISES LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WEST RAYNHAM SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WHITEHOUSE FARM ENERGY BARN LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WHITTON SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WILLOWS FARM SOLAR LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WIND ENERGY (NI) LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WIND ENERGY 4 HOLD CO LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WOOLBRIDGE SOLAR PARK LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WORMIT SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | WSE HARTFORD WOOD LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | YELVERTOFT SOLAR FARM LIMITED | FULL | 35110 | 2025-06-30 |
| Detailed | CAMPBELLS SOLAR FARM LTD | FULL | 35110 | 2025-06-29 |
| Detailed | GRESHAM HOUSE WIND ENERGY 1 PLC | GROUP | 35110 | 2025-05-31 |
| Detailed | TRITILITY LIMITED | FULL | 35140 | 2025-05-31 |
| Detailed | CHC GROUP LIMITED | GROUP | 35300 | 2025-04-30 |
| Detailed | ECOTRICITY LIMITED | FULL | 35140 | 2025-04-30 |
| Detailed | ECOTRICITY SOLAR (BORROWER) LIMITED | GROUP | 35110 | 2025-04-30 |
| Detailed | FGS ENERGY LIMITED | FULL | 35110 | 2025-04-30 |
| Detailed | J G PEARS POWER LIMITED | FULL | 35110 | 2025-04-30 |
| Detailed | OCTOPUS ENERGY LIMITED | FULL | 35140 | 2025-04-30 |
| Detailed | OCTOPUS ENERGY OPERATIONS LIMITED | FULL | 35130 | 2025-04-30 |
| Detailed | ROLLESTON 2 SOLAR FARM LIMITED | FULL | 35110 | 2025-04-30 |
| Detailed | SINQ POWER LIMITED | FULL | 35140 | 2025-04-30 |
| Detailed | SORS MARKETS LTD | FULL | 35110 | 2025-04-30 |
| Detailed | UNITED GAS & POWER LTD | GROUP | 35140 | 2025-04-30 |
| Detailed | VALDA ENERGY GROUP LIMITED | GROUP | 35140 | 2025-04-30 |
| Detailed | VALDA ENERGY LIMITED | FULL | 35140 | 2025-04-30 |
| Detailed | ABERTHAW GREEN LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ACHNACARRY HYDRO LTD | FULL | 35110 | 2025-03-31 |
| Detailed | AIRIES WINDFARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ALKANE ENERGY CM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ALTAVEEDAN ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | AMBER SOLAR PARKS (HOLDINGS) LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | AMBER SOLAR PARKS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ANCALA BIOENERGY LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | ANCALA BIOENERGY MIDCO LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | AOE WINDFARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ASTER SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | B & D ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BALHEARTY SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BALLYGARVEY SOLAR LTD | FULL | 35110 | 2025-03-31 |
| Detailed | BEATRICE OFFSHORE WINDFARM HOLDCO LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | BEATRICE OFFSHORE WINDFARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BELFAST ENERGY STORAGE COMPANY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BELFAST GAS TRANSMISSION LIMITED | FULL | 35220 | 2025-03-31 |
| Detailed | BELLTOWN POWER UK WIND LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | BERWICK BANK A LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BERWICK BANK B LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BERWICK BANK C LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BERWICK SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BGI TRADING LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | BILSTHORPE WIND FARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BIOGEN (UK) LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | BIRCH SOLAR FARM CIC | FULL | 35110 | 2025-03-31 |
| Detailed | BL SOLAR 2 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BL WIND LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BLENCHES MILL FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BLUE TRANSMISSION LONDON ARRAY (HOLDINGS) LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | BLUE TRANSMISSION LONDON ARRAY LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | BLUE TRANSMISSION WALNEY 1 (HOLDINGS) LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | BLUE TRANSMISSION WALNEY 1 LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | BLUE TRANSMISSION WALNEY 2 (HOLDINGS) LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | BOLNEY GREEN LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BOTTOM PLAIN SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BOWDEN LANE SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BRAFIELD SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BRAMLEY SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BRANDEN SOLAR PARKS (HOLDINGS) LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | BRANDEN SOLAR PARKS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BRANSTON SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BREACH FARM ENERGY STORAGE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BREEZY HILL ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BRIDGEWATER SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BRIDGWATER GREEN LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BROCKWELL WIND DEVELOPMENTS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BROOK GREEN INNOVATIONS LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | BROOK GREEN SUPPLY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | BROOK GREEN TRADING LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | BROOKBARN FARM SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BUDGET ENERGY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | BURCROFT SOLAR PARKS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BURROWTON FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | BUTE ENERGY (CAMBRIA) LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | BUTE ENERGY LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | CADENT GAS LIMITED | GROUP | 35220 | 2025-03-31 |
| Detailed | CALOW SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | CARRON ENERGY LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | CARSCREUGH RENEWABLE ENERGY PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | CASTLE PILL WIND LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | CHILTON CANTELLO SOLAR PARK LTD | FULL | 35110 | 2025-03-31 |
| Detailed | CLYDE WINDFARM (SCOTLAND) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | CODFORD BIOGAS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | COIRE GLAS HYDRO PUMPED STORAGE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | CONRAD (GLYME) LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | CONRAD (THAMES) LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | CONRAD (WINDRUSH) II LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | CONRAD ENERGY (TRADING) LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | CONRAD ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | CORNAVARROW WINDFARM LTD | FULL | 35110 | 2025-03-31 |
| Detailed | CORONA ENERGY RETAIL 1 LIMITED | FULL | 35230 | 2025-03-31 |
| Detailed | CORONA ENERGY RETAIL 2 LIMITED | FULL | 35230 | 2025-03-31 |
| Detailed | CORONA ENERGY RETAIL 3 LIMITED | FULL | 35230 | 2025-03-31 |
| Detailed | CORONA ENERGY RETAIL 4 LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | COULOMB ENERGY SUPPLY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | CROSSWAYS SOLAR PARK LTD | FULL | 35110 | 2025-03-31 |
| Detailed | CRUG MAWR SOLAR FARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | CUMMINS ESB NIGERIA LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | DAEDALUS ACQUISITIONS LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | DAIKIN AIRCONDITIONING UK LIMITED | FULL | 35300 | 2025-03-31 |
| Detailed | DGA ME HOLDINGS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | DIAMOND GENERATING EUROPE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | DIAMOND ORYX LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS BBE (HOLDINGS) LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS BBE LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS GALLOPER (HOLDINGS) LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS GALLOPER LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS HORNSEA ONE (HOLDINGS) LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS HORNSEA ONE LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS HORNSEA TWO (HOLDINGS) LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS HORNSEA TWO LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS RB (HOLDINGS) LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS RB LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS WALNEY EXTENSION (HOLDINGS) LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION PARTNERS WALNEY EXTENSION LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | DIAMOND TRANSMISSION UK LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | DISTGEN HINTON LGC PLC | FULL | 35110 | 2025-03-31 |
| Detailed | DISTGEN ROGERSHILL LGC PLC | FULL | 35110 | 2025-03-31 |
| Detailed | DOGGERBANK OFFSHORE WIND FARM PROJECT 1 HOLDCO LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | DOGGERBANK OFFSHORE WIND FARM PROJECT 2 HOLDCO LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | DOGGERBANK OFFSHORE WIND FARM PROJECT 3 HOLDCO LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | DOMINO ENERGY LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | DORENELL WINDFARM EXTENSION LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | DREACHMHOR WIND FARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | DRUMKEE ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | DUNMAGLASS WIND FARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | E (GAS AND ELECTRICITY) LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | E E SOLUTIONS LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | EASTERN POWER NETWORKS PLC | FULL | 35130 | 2025-03-31 |
| Detailed | EBEDEI HOLDINGS LIMITED | FULL | 35210 | 2025-03-31 |
| Detailed | ECLIPSE POWER LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | EENERGY CONSULTANCY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | EGEC HOLDINGS LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | ELECTRICITY PLUS SUPPLY LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | ELECTROROUTE ENERGY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | ELECTROROUTE ENERGY SUPPLY NI LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | ELEMENTARY ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELGIN GRID CONNECTIONS LTD | FULL | 35110 | 2025-03-31 |
| Detailed | ELLOUGH SOLAR 2 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK BRAYBROOKE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK DOVER LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK GRANGE ROAD LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK HUNTERSTON LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK MELBOURNE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK MORNINGSIDE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK REDNAL LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ELMYA RPC UK WADBROOK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | EMBERTON SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENDERBY BATTERY STORAGE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENECO 365 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENECO BURN OF WHILK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENECO MOY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENECO OAKLANDS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENECO SEVOR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENERGIA CUSTOMER SOLUTIONS NI LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | ENERGIA HYDROGEN LIMITED | FULL | 35210 | 2025-03-31 |
| Detailed | ENERGY24 LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS A LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS B LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS C LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS D LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS F LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS G LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS H LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS I LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS J LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS K LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS L LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS M LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS O LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS P LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS Q LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS R LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS SS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS U LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS V LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS X LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ENSO GREEN HOLDINGS Y LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | EPG ENERGY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | ESF LLWYNDU LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | EXCOOL LIMITED | FULL | 35300 | 2025-03-31 |
| Detailed | F & S ENERGY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | FEN LANE GRIDCO LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | FENLAND RENEWABLES LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | FERNDALE WIND LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | FLEET GREEN LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | FLEXITRICITY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | FLINTON ROAD SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | FLOGAS NATURAL GAS LTD | FULL | 35230 | 2025-03-31 |
| Detailed | FROME SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | FULCRUM ELECTRICITY ASSETS LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | FULCRUM PIPELINES LIMITED | FULL | 35220 | 2025-03-31 |
| Detailed | GALILEO 01 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 02 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 03 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 04 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 05 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 06 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 07 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 08 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 09 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 10 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 11 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 12 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 13 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 14 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 15 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 16 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 17 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 18 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 19 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 20 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 21 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 22 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 24 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO 25 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO EMPOWER LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | GALILEO EMPOWER RENEWABLES LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GALILEO EMPOWER WALES LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GAS PLUS SUPPLY LIMITED | FULL | 35220 | 2025-03-31 |
| Detailed | GLEBE FARM SPV LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GOLDEN HILL SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GORING POWER LTD | FULL | 35110 | 2025-03-31 |
| Detailed | GRAIN LNG LIMITED | FULL | 35220 | 2025-03-31 |
| Detailed | GRANGE SOLAR FARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREAT WILBRAHAM SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREATER GABBARD OFFSHORE WINDS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREATER GABBARD OFTO PLC | FULL | 35120 | 2025-03-31 |
| Detailed | GREEN END RENEWABLES LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREEN GAS OXON LIMITED | GROUP | 35210 | 2025-03-31 |
| Detailed | GREEN HIGHLAND ALLT CHOIRE A BHALACHAIN (255) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREEN HIGHLAND ALLT LADAIDH (1148) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREEN HIGHLAND ALLT LUAIDHE (228) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREEN HIGHLAND ALLT PHOCACHAIN (1015) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREENFIELDS (A) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GREENFIELDS (T) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GS10 ENERGY STORAGE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | GWYNT Y MOR OFTO HOLDINGS LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | GWYNT Y MOR OFTO INTERMEDIATE LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | GWYNT Y MOR OFTO PLC | FULL | 35120 | 2025-03-31 |
| Detailed | HALE SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HALL FARM WIND FARM LTD | FULL | 35110 | 2025-03-31 |
| Detailed | HAMSARD 3767 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HELIOS SOLAR 1 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HELIOS SOLAR 2 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HEYWOOD POWER LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HIGHER TREGARNE SOLAR (UK) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HOOK VALLEY FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HOPS ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HORIZON NUCLEAR POWER LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | HORIZON NUCLEAR POWER OLDBURY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HORIZON NUCLEAR POWER SERVICES LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HORIZON NUCLEAR POWER WYLFA HOLDINGS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HORIZON NUCLEAR POWER WYLFA LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | HUMBER GATEWAY OFTO HOLDINGS LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | HUMBER GATEWAY OFTO INTERMEDIATE LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | HUMBER GATEWAY OFTO LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | HYBONT LIMITED | FULL | 35210 | 2025-03-31 |
| Detailed | ICKNIELD GAS LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | INDIGO PIPELINES HOLDCO 1 LIMITED | GROUP | 35130 | 2025-03-31 |
| Detailed | INDIGO PIPELINES HOLDCO 2 LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | INDIGO PIPELINES LIMITED | FULL | 35220 | 2025-03-31 |
| Detailed | INDIGO POWER LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | INFINIS (RE-GEN) LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | INFINIS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | IRON ACTON GREEN LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | JLEAG AD LIMITED | GROUP | 35210 | 2025-03-31 |
| Detailed | JORDAN ENERGY INVESTMENT 2 LTD | FULL | 35110 | 2025-03-31 |
| Detailed | KEADBY GENERATION LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | KENT SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | KNOCKWORTHY SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | KS SPV 3 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | KS SPV 4 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | KVASIR TECHNOLOGIES LTD | FULL | 35140 | 2025-03-31 |
| Detailed | LAPWING FEN II LTD. | FULL | 35110 | 2025-03-31 |
| Detailed | LARK ENERGY BILSTHORPE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | LASCAR BATTERY STORAGE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | LAST MILE ELECTRICITY LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | LAST MILE GAS LIMITED | FULL | 35220 | 2025-03-31 |
| Detailed | LCC POWER LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | LE SOLAR 51 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | LEEP ELECTRICITY NETWORKS LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | LITTLE IRCHESTER SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | LONDON POWER NETWORKS PLC | FULL | 35130 | 2025-03-31 |
| Detailed | LOVEDEAN GREEN LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | MALMESBURY SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | MARBLE HOLDINGS UK LIMITED | GROUP | 35140 | 2025-03-31 |
| Detailed | MARBLE POWER LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | MAYFOURTH HOLDINGS LIMITED | GROUP | 35140 | 2025-03-31 |
| Detailed | MEDWAY POWER LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | MGT TEESSIDE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | MICRO RENEWABLES (DOMESTIC) LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | MICRO RENEWABLES LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | MIDDLETON ENERGY STORAGE LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | MOELOGAN 2 C.C.C. | FULL | 35110 | 2025-03-31 |
| Detailed | MONKSHAM POWER LTD | GROUP | 35110 | 2025-03-31 |
| Detailed | MOYLE INTERCONNECTOR (FINANCING) PUBLIC LIMITED COMPANY | GROUP | 35120 | 2025-03-31 |
| Detailed | MOYLE INTERCONNECTOR LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | MULLAVILLY ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | MURLEY RENEWABLE ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | MUTUAL ENERGY LIMITED | GROUP | 35120 | 2025-03-31 |
| Detailed | NATIONAL GAS METERING LIMITED | FULL | 35230 | 2025-03-31 |
| Detailed | NATIONAL GAS TRANSMISSION PLC | GROUP | 35220 | 2025-03-31 |
| Detailed | NATIONAL GRID DISTRIBUTED ENERGY LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (EAST MIDLANDS) PLC | FULL | 35130 | 2025-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (SOUTH WALES) PLC | FULL | 35130 | 2025-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (SOUTH WEST) PLC | FULL | 35130 | 2025-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION (WEST MIDLANDS) PLC | FULL | 35130 | 2025-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION GENERATION LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY DISTRIBUTION PLC | GROUP | 35130 | 2025-03-31 |
| Detailed | NATIONAL GRID ELECTRICITY TRANSMISSION PLC | GROUP | 35120 | 2025-03-31 |
| Detailed | NATIONAL GRID IFA 2 LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | NATIONAL GRID INTERCONNECTORS LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | NATIONAL GRID NORTH SEA LINK LIMITED | FULL | 35120 | 2025-03-31 |
| Detailed | NET ZERO INFRASTRUCTURE PLC | FULL | 35110 | 2025-03-31 |
| Detailed | NEW ALBION WIND LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NEXTPOWER BOSWORTH LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NEXTPOWER EELPOWER CAMILLA LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | NEXTPOWER HIGH GARRETT LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NEXTPOWER WATER PROJECTS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NEXTZEST LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NK BOULBY ENERGY STORAGE LTD | FULL | 35130 | 2025-03-31 |
| Detailed | NORTH FARM SOLAR PARK LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NORTH KYLE WIND FARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NORTHERN HYDROPOWER HOLDINGS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NORTHERN HYDROPOWER LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NOVERA ENERGY GENERATION NO. 2 LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | NTR BANN ENERGY LTD | FULL | 35110 | 2025-03-31 |
| Detailed | OCKENDON SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | OFFSHORE WIND POWER LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | ONLINE DIRECT LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | ORA MORE ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | OSSIAN OFFSHORE WIND FARM HOLDINGS LIMITED | GROUP | 35110 | 2025-03-31 |
| Detailed | OSSIAN OFFSHORE WIND FARM LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | OSSPV001 LIMITED | FULL | 35130 | 2025-03-31 |
| Detailed | PANASONIC HEATING & VENTILATION AIR-CONDITIONING UK LTD | FULL | 35300 | 2025-03-31 |
| Detailed | PARKLANDS SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | PEMBROKE GREEN LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | PETRA DIAMOND ENERGY LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | PIERCES SOLAR LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | PIGEON TOP WIND FARM LTD | FULL | 35110 | 2025-03-31 |
| Detailed | POWER NI ENERGY LIMITED | FULL | 35140 | 2025-03-31 |
| Detailed | POWERGAS AFRICA LIMITED | GROUP | 35210 | 2025-03-31 |
| Detailed | POWERLINK RENEWABLE ASSETS LIMITED | FULL | 35110 | 2025-03-31 |
| Detailed | POZITIVE ENERGY LTD | FULL | 35140 | 2025-03-31 |
| Detailed | PREMIER TRANSMISSION FINANCING PUBLIC LIMITED COMPANY | GROUP | 35220 | 2025-03-31 |
| Detailed | PREMIER TRANSMISSION LIMITED | FULL | 35220 | 2025-03-31 |
| Detailed | PROJECT PLUG LIMITED | FULL | 35140 | 2025-03-31 |
Showing top 500 of 5,089, sorted rich-first then by accounts recency.