| 1 |
Centrica PLC
|
Unitedkingdom
|
Windsor
|
Millstream
|
Maidenhead Road
|
Windsor and Maidenhead
|
SL4 5GD
|
centrica.*****
|
1995
|
$25,243,351,666
|
21704
|
Corporation
|
239
|
03033654
|
**********@****.***
|
+4*****00
|
0889668714
|
| 2 |
Edf Energy Customers LIMITED
|
Unitedkingdom
|
London
|
Nova North
|
11 Bressenden Place
|
London
|
SW1E 5BY
|
N/A
|
1988
|
$17,306,394,664
|
3708
|
Corporation
|
30979
|
02228297
|
**********@********.***
|
+4*****64
|
0509997024
|
| 3 |
E.ON Next Energy LIMITED
|
Unitedkingdom
|
Aldermans Green
|
E on UK Plc
|
Westwood Way, Westwood Business Park
|
Coventry, West Midlands
|
CV4 8LG
|
eonenergy.*****
|
1990
|
$15,362,311,375
|
3321
|
Corporation
|
1342
|
03782443
|
**********@*****.***
|
+4*****01
|
0349006544
|
| 4 |
Edf Energy LIMITED
|
Unitedkingdom
|
London
|
Nova North
|
11 Bressenden Place, Westminster
|
London
|
SW1E 5BY
|
N/A
|
1989
|
$13,453,909,066
|
819
|
Corporation
|
30979
|
02366852
|
*******@********.***
|
+4*****64
|
0351031766
|
| 5 |
E.ON UK Energy Markets LIMITED
|
Unitedkingdom
|
Aldermans Green
|
Westwood Way
|
Westwood Business Park
|
Coventry, West Midlands
|
CV4 8LG
|
gienergy.*****
|
2015
|
$10,314,249,625
|
93
|
Corporation
|
1342
|
09884706
|
*********@******.***
|
+4*****31
|
0332374695
|
| 6 |
Ovo Energy LTD
|
Unitedkingdom
|
Bristol
|
Temple Quay
|
1 the Square
|
City of Bristol
|
BS1 6DG
|
ovoenergy.*****
|
2009
|
$10,178,388,210
|
4169
|
Corporation
|
21
|
06890795
|
************@*******.***
|
+4*****63
|
0326676440
|
| 7 |
Octopus Energy LIMITED
|
Unitedkingdom
|
Marylebone
|
1 Upper James Street
|
Soho
|
London
|
W1F 9DE
|
octopus.*****
|
2014
|
$10,069,767,254
|
1739
|
Corporation
|
73
|
09263424
|
*******@********.***
|
+4*****88
|
0331548223
|
| 8 |
Scottishpower Energy Retail LIMITED
|
Unitedkingdom
|
Glasgow
|
Scottishpower House
|
320 St. Vincent Street
|
Glasgow City
|
G2 5AD
|
scottishpower.*****
|
1998
|
$9,486,118,211
|
925
|
Corporation
|
2963
|
SC190287
|
***********@******.***
|
+4*****14
|
0347651497
|
| 9 |
Npower Commercial Gas LIMITED
|
Unitedkingdom
|
Aldermans Green
|
Westwood Way
|
Westwood Business Park
|
Coventry, West Midlands
|
CV4 8LG
|
N/A
|
1990
|
$8,275,894,641
|
1006
|
Corporation
|
1342
|
03768856
|
******@********.***
|
+4*****00
|
0348866763
|
| 10 |
Drax Group PLC
|
Unitedkingdom
|
Moorgate
|
10 Noble Street
|
N/A
|
London
|
EC2V 7JX
|
draxteachingzone.*****
|
2005
|
$7,812,090,325
|
3457
|
Corporation
|
58
|
05562053
|
************@********.***
|
+4*****81
|
0458719449
|
| 11 |
Shell Energy Europe LIMITED
|
Unitedkingdom
|
Herne Hill
|
Shell Centre
|
4-8 York Road
|
London
|
SE1 7NA
|
shell.*****
|
2001
|
$7,555,975,966
|
230
|
Corporation
|
6054
|
04162523
|
*******@****.***
|
+4*****00
|
0332548188
|
| 12 |
Cnooc U.K. Marketing LTD
|
Unitedkingdom
|
Marylebone
|
Level 6
|
10 Portman Square
|
London
|
W1H 6AZ
|
N/A
|
2019
|
$7,379,575,000
|
230
|
Corporation
|
119
|
11894677
|
******@****.***
|
|
0336045506
|
| 13 |
Scottishpower Energy Management LIMITED
|
Unitedkingdom
|
Cathcart
|
Spean Street Cathcart Business Park
|
N/A
|
Glasgow City
|
G44 4BE
|
N/A
|
2001
|
$7,075,762,208
|
58
|
Corporation
|
2963
|
SC215843
|
************@*****.***
|
+4*****47
|
0332538247
|
| 14 |
British Gas LIMITED
|
Unitedkingdom
|
Windsor
|
Millstream
|
Maidenhead Road
|
Windsor and Maidenhead
|
SL4 5GD
|
britishgas.*****
|
2013
|
$6,960,841,862
|
286
|
Corporation
|
239
|
08811254
|
***********@***.***
|
+4*****11
|
0330903513
|
| 15 |
Sefe Marketing & Trading LIMITED
|
Unitedkingdom
|
Saint Johns Wood
|
20 Triton Street
|
N/A
|
London
|
NW1 3BF
|
gazprom-mt.*****
|
1999
|
$6,690,777,076
|
749
|
Corporation
|
6009
|
03768267
|
*********@*******.***
|
+4*****00
|
0348860568
|
| 16 |
Drax Power LIMITED
|
Unitedkingdom
|
Selby
|
Drax Power Station
|
N/A
|
North Yorkshire
|
YO8 8PH
|
drax.*****
|
2003
|
$6,290,745,157
|
708
|
Corporation
|
58
|
04883589
|
**********@***.***
|
+4*****81
|
0847341013
|
| 17 |
Totalenergies Gas & Power LIMITED
|
Unitedkingdom
|
Canary Wharf
|
10 Upper Bank Street
|
N/A
|
London
|
E14 5BF
|
totalgp.*****
|
1987
|
$6,062,757,620
|
795
|
Corporation
|
5329
|
02172239
|
*****@*****.***
|
+4*****00
|
0508411405
|
| 18 |
Statkraft Markets GMBH
|
Unitedkingdom
|
Moorgate
|
: 19th Floor
|
22 Bishopsgate
|
London
|
EC2N 4BQ
|
statkraft.*****
|
2018
|
$5,336,099,920
|
30
|
Foreign company
|
3109
|
FC035811
|
******@******.***
|
+4*****00
|
0335703327
|
| 19 |
Edf Energy Nuclear Generation LIMITED
|
Unitedkingdom
|
Gloucester
|
Building 1420 Javelin House
|
Charlton Court, Gloucester Business Park, Brockworth
|
Gloucestershire
|
GL3 4AE
|
N/A
|
1995
|
$5,120,167,598
|
5366
|
Corporation
|
30979
|
03076445
|
******@*******.***
|
+4*****34
|
0601618815
|
| 20 |
Octopus Energy Operations 2 LIMITED
|
Unitedkingdom
|
Coventry
|
Octopus Energy Ltd
|
2 Friargate
|
Coventry, West Midlands
|
CV1 2GN
|
N/A
|
2004
|
$5,111,725,170
|
1246
|
Corporation
|
73
|
05070887
|
******@********.***
|
+4*****48
|
0849258874
|
| 21 |
B.B. Energy Trading LIMITED
|
Unitedkingdom
|
Ladbroke Grove
|
Bb House
|
12-14 Ansdell Street
|
London
|
W8 5BN
|
bbenergy.*****
|
2002
|
$5,029,677,000
|
73
|
Corporation
|
7
|
04511776
|
******@********.***
|
+4*****00
|
0752194513
|
| 22 |
National Energy System Operator LIMITED
|
Unitedkingdom
|
Sindlesham
|
St Catherine'S Lodge
|
Bearwood Road
|
Wokingham
|
RG41 5BN
|
N/A
|
2024
|
$4,834,043,799
|
1246
|
Corporation
|
N/A
|
11014226
|
*****@*******.***
|
+4*****21
|
0334540159
|
| 23 |
Drax Energy Solutions LIMITED
|
Unitedkingdom
|
Selby
|
Drax Power Station
|
Drax
|
North Yorkshire
|
YO8 8PH
|
havenpower.*****
|
2006
|
$4,260,239,316
|
405
|
Corporation
|
58
|
05893966
|
*******@********.***
|
+4*****56
|
0627248568
|
| 24 |
Sse Energy Supply LIMITED
|
Unitedkingdom
|
Reading
|
No.1 Forbury Place
|
43 Forbury Road
|
Reading
|
RG1 3JH
|
sseplc.*****
|
1999
|
$4,053,032,890
|
951
|
Corporation
|
305
|
03757502
|
*********@*****.***
|
+4*****99
|
0348750257
|
| 25 |
Sse Hornsea LIMITED
|
Unitedkingdom
|
Reading
|
43 Forbury Road
|
N/A
|
Reading
|
RG1 3JH
|
N/A
|
2002
|
$3,756,060,916
|
92
|
Corporation
|
305
|
04467860
|
*******@******.***
|
|
0535913584
|
| 26 |
National Grid Electricity Transmission PLC
|
Unitedkingdom
|
Marylebone
|
1 - 3 Strand
|
N/A
|
London
|
WC2N 5EH
|
nationalgrid.*****
|
1989
|
$3,312,995,715
|
6102
|
Corporation
|
574
|
02366977
|
********@****.***
|
+4*****00
|
0347852158
|
| 27 |
E.ON UK PLC
|
Unitedkingdom
|
Aldermans Green
|
Westwood House
|
Westwood Way, Westwood Business Park
|
Coventry, West Midlands
|
CV4 8HS
|
eonenergy.*****
|
1989
|
$3,231,321,418
|
905
|
Corporation
|
1342
|
02366970
|
***********@****.***
|
+4*****08
|
0349455794
|
| 28 |
National Grid Electricity Distribution PLC
|
Unitedkingdom
|
Saint Philips
|
Avonbank
|
Feeder Road
|
City of Bristol
|
BS2 0TB
|
nationalgrid.*****
|
2014
|
$3,133,620,842
|
7102
|
Corporation
|
574
|
09223384
|
******@*******.***
|
+4*****00
|
0331485005
|
| 29 |
Sefe Energy LIMITED
|
Unitedkingdom
|
Manchester
|
No 8, First Street
|
N/A
|
Manchester, Greater Manchester
|
M15 4RP
|
gazprom-energy.*****
|
2000
|
$2,997,477,992
|
277
|
Corporation
|
6009
|
03904624
|
*******@*****.***
|
+4*****95
|
0350253606
|
| 30 |
Ep UK Investments LTD
|
Unitedkingdom
|
London
|
Byron House
|
7-9 St. James'S Street
|
London
|
SW1A 1EE
|
putnam.*****
|
2014
|
$2,805,745,128
|
211
|
Corporation
|
2615
|
09255154
|
**********@********.***
|
+4*****99
|
0331526399
|
| 31 |
Cadent Gas LIMITED
|
Unitedkingdom
|
Withybrook
|
Ansty Park Pilot Way
|
Ansty
|
Warwickshire
|
CV7 9JU
|
cadentgas.*****
|
2016
|
$2,747,547,420
|
6361
|
Corporation
|
11
|
10080864
|
************@*******.***
|
+4*****00
|
0332778499
|
| 32 |
Vpi Power LIMITED
|
Unitedkingdom
|
Edinburgh
|
Building 1
|
9 Haymarket Square
|
City of Edinburgh
|
EH3 8RY
|
N/A
|
2001
|
$2,711,120,769
|
146
|
Corporation
|
19
|
SC189124
|
***********@*****.***
|
+4*****00
|
0347412585
|
| 33 |
Vpi Holding LIMITED
|
Unitedkingdom
|
London
|
10th Floor
|
160 Victoria Street
|
London
|
SW1E 5LB
|
vitol.*****
|
2013
|
$2,384,509,842
|
299
|
Corporation
|
19
|
08484743
|
********@*****.***
|
+4*****00
|
0330474401
|
| 34 |
Vpi Immingham Llp
|
Unitedkingdom
|
London
|
160 Victoria Street
|
N/A
|
London
|
SW1E 5LB
|
vpi-i.*****
|
2001
|
$2,207,561,029
|
116
|
Partnership of unknown type
|
N/A
|
OC300980
|
******@******.***
|
+4*****00
|
0534462659
|
| 35 |
Centrica Energy Marketing LIMITED
|
Unitedkingdom
|
Windsor
|
Millstream
|
Maidenhead Road
|
Windsor and Maidenhead
|
SL4 5GD
|
centrica.*****
|
2013
|
$2,207,541,435
|
5
|
Corporation
|
239
|
08807923
|
**********@******.***
|
+4*****00
|
0330899164
|
| 36 |
Corona Energy Retail 4 LIMITED
|
Unitedkingdom
|
Watford
|
Building 2
|
Marlins Meadow
|
Hertfordshire
|
WD18 8YA
|
coronaenergy.*****
|
1993
|
$2,098,063,010
|
3
|
Corporation
|
1165
|
02798334
|
************@*****.***
|
+4*****64
|
0347480051
|
| 37 |
Rwe Generation UK PLC
|
Unitedkingdom
|
Grange Park
|
Windmill Hill Business Park Whitehill Way
|
N/A
|
Swindon
|
SN5 6PB
|
rwe.*****
|
1958
|
$2,011,811,334
|
811
|
Corporation
|
937
|
03892782
|
***********@*****.***
|
+4*****77
|
0350132321
|
| 38 |
UK Power Networks (operations) LIMITED
|
Unitedkingdom
|
Rotherhithe
|
Newington House
|
237 Southwark Bridge Road
|
London
|
SE1 6NP
|
ukpowernetworks.*****
|
2000
|
$1,972,364,612
|
5577
|
Corporation
|
63
|
03870728
|
***********@********.***
|
+4*****38
|
0349905969
|
| 39 |
Bulb Energy LTD
|
Unitedkingdom
|
Marylebone
|
United Kingdom House
|
180 Oxford Street
|
London
|
W1D 1NN
|
N/A
|
2013
|
$1,965,679,560
|
2
|
Corporation
|
3
|
08469555
|
*******@***.***
|
+4*****35
|
0330454354
|
| 40 |
National Gas Transmission PLC
|
Unitedkingdom
|
Warwick
|
National Grid House
|
Warwick Technology Park Gallows Hill
|
Warwickshire
|
CV34 6DA
|
nationalgrid.*****
|
1986
|
$1,961,991,735
|
2244
|
Corporation
|
574
|
02006000
|
************@*****.***
|
+4*****00
|
0407946907
|
| 41 |
E D F Trading LIMITED
|
Unitedkingdom
|
London
|
3rd Floor, Cardinal Place
|
80 Victoria Street
|
London
|
SW1E 5JL
|
azurite.*****
|
1999
|
$1,540,797,616
|
593
|
Corporation
|
30979
|
03750288
|
******@******.***
|
+4*****88
|
0348675363
|
| 42 |
Txu UK LIMITED
|
Unitedkingdom
|
Ipswich
|
Wherstead Pk
|
Wherstead
|
Suffolk
|
IP9 2BJ
|
N/A
|
1994
|
$1,495,242,810
|
1063
|
Corporation
|
N/A
|
02937796
|
*****@******.***
|
|
0850377314
|
| 43 |
Southern Electric Power Distribution PLC
|
Unitedkingdom
|
Reading
|
No.1 Forbury Place
|
43 Forbury Road
|
Reading
|
RG1 3JH
|
sse.*****
|
2000
|
$1,438,793,939
|
3004
|
Corporation
|
305
|
04094290
|
*********@*******.***
|
+4*****01
|
0332041191
|
| 44 |
Keadby Generation LIMITED
|
Unitedkingdom
|
Scunthorpe
|
Scottish & Southern Energy Plc
|
Keadby Power Station, Trentside, Keadby
|
North Lincolnshire
|
DN17 3EF
|
sse.*****
|
1992
|
$1,413,408,921
|
47
|
Corporation
|
305
|
02729513
|
*******@****.***
|
+4*****00
|
0456934938
|
| 45 |
Power Ni Energy LIMITED
|
Unitedkingdom
|
Antrim
|
Po Box 103
|
N/A
|
Antrim and Newtownabbey
|
BT41 9BB
|
N/A
|
1993
|
$1,358,075,681
|
552
|
Corporation
|
69
|
NI027394
|
******@********.***
|
+4*****65
|
0343267178
|
| 46 |
Electricity Plus Supply LIMITED
|
Unitedkingdom
|
Mill Hill
|
333 Edgware Road
|
N/A
|
London
|
NW9 6TD
|
N/A
|
2004
|
$1,356,531,173
|
3
|
Corporation
|
31
|
05199936
|
********@***.***
|
+4*****70
|
0850583743
|
| 47 |
E.ON Energy Solutions LIMITED
|
Unitedkingdom
|
Aldermans Green
|
Westwood Way
|
Westwood Business Park
|
Coventry, West Midlands
|
CV4 8LG
|
gienergy.*****
|
1992
|
$1,338,671,190
|
3806
|
Corporation
|
1342
|
03407430
|
*******@*****.***
|
+4*****31
|
0647131401
|
| 48 |
Petredec (europe) LIMITED
|
Unitedkingdom
|
City of London
|
Level 43, the Leadenhall Building
|
122 Leadenhall Street
|
London
|
EC3V 4AB
|
petredec.*****
|
1980
|
$1,268,528,000
|
9
|
Corporation
|
23
|
09605998
|
************@*******.***
|
+4*****00
|
0332008398
|
| 49 |
Brook Green Trading LIMITED
|
Unitedkingdom
|
Shepherd'S Bush
|
245 Hammersmith Road
|
N/A
|
London
|
W6 8PW
|
N/A
|
2015
|
$1,254,716,465
|
2
|
Corporation
|
22
|
09523064
|
************@****.***
|
+4*****80
|
0331899895
|
| 50 |
Brook Green Supply LIMITED
|
Unitedkingdom
|
Shepherd'S Bush
|
245 Hammersmith Road
|
N/A
|
London
|
W6 8PW
|
brookgreensupply.*****
|
2015
|
$1,253,399,535
|
125
|
Corporation
|
20
|
09910619
|
**********@****.***
|
+4*****40
|
0332408479
|
| 51 |
Eastern Power Networks PLC
|
Unitedkingdom
|
Rotherhithe
|
Newington House
|
237 Southwark Bridge Road
|
London
|
SE1 6NP
|
ukpowernetworksservices.*****
|
1989
|
$1,227,920,940
|
541
|
Corporation
|
63
|
02366906
|
*********@****.***
|
+4*****38
|
0343803941
|
| 52 |
Orsted Wind Power A/S
|
Unitedkingdom
|
London
|
Dong Energy
|
5 Howick Place
|
London
|
SW1P 1WG
|
orsted.*****
|
2016
|
$1,169,509,636
|
1944
|
Foreign company
|
417
|
FC034367
|
********@********.***
|
+4*****50
|
0334108798
|
| 53 |
Atlantica Sustainable Infrastructure LIMITED
|
Unitedkingdom
|
Chiswick
|
Building 7, Floor 2, Chiswick Business Park
|
566 Chiswick High Road
|
London
|
W4 5YG
|
atlantishealthcare.*****
|
2013
|
$1,142,987,000
|
1378
|
Corporation
|
82
|
08818211
|
*******@*******.***
|
+4*****09
|
0330912695
|
| 54 |
Scottishpower Renewables (UK) LIMITED
|
Unitedkingdom
|
Glasgow
|
Scottishpower House
|
320 St Vincent St
|
Glasgow City
|
G2 5AD
|
scottishpowerrenewables.*****
|
1994
|
$1,117,968,756
|
915
|
Corporation
|
2963
|
NI028425
|
***********@***.***
|
+4*****00
|
0343319516
|
| 55 |
So Energy Trading LIMITED
|
Unitedkingdom
|
Chiswick
|
Studio 2 Power Road Studios
|
114 Power Road
|
London
|
W4 5PY
|
so.*****
|
2014
|
$1,089,570,195
|
442
|
Corporation
|
2
|
09263295
|
*********@***.***
|
+4*****50
|
0331548065
|
| 56 |
Scottish Hydro Electric Transmission PLC
|
Unitedkingdom
|
Buchanty
|
Inveralmond House
|
200 Dunkeld Road
|
Perth and Kinross
|
PH1 3AQ
|
hydro.*****
|
2000
|
$1,020,842,895
|
2084
|
Corporation
|
305
|
SC213461
|
***********@******.***
|
|
0752297759
|
| 57 |
National Grid Electricity Distribution (west Midlands) PLC
|
Unitedkingdom
|
Saint Philips
|
Avonbank
|
Feeder Road
|
City of Bristol
|
BS2 0TB
|
nationalgrid.*****
|
1998
|
$1,011,861,502
|
2118
|
Corporation
|
574
|
03600574
|
***********@********.***
|
+4*****00
|
0347143669
|
| 58 |
Southern Gas Networks PLC
|
Unitedkingdom
|
Horley
|
St. Lawrence House
|
Station Approach
|
Surrey
|
RH6 9HJ
|
sgn.*****
|
2004
|
$1,010,723,015
|
304
|
Corporation
|
30
|
05167021
|
***********@*******.***
|
+4*****20
|
0850247001
|
| 59 |
Shell Energy UK LIMITED
|
Unitedkingdom
|
Herne Hill
|
Shell Centre
|
York Road
|
London
|
SE1 7NA
|
shell.*****
|
2013
|
$1,003,210,575
|
139
|
Corporation
|
6054
|
07489042
|
************@********.***
|
+4*****00
|
0328160011
|
| 60 |
Sse Generation LIMITED
|
Unitedkingdom
|
Reading
|
No.1 Forbury Place
|
43 Forbury Road
|
Reading
|
RG1 3JH
|
lightsoninsouthampton.*****
|
1991
|
$982,672,647
|
683
|
Corporation
|
305
|
02310571
|
************@********.***
|
+4*****99
|
0611558557
|
| 61 |
Orlen Lng Trading LIMITED
|
Unitedkingdom
|
London
|
3rd Floor
|
20 Greycoat Place
|
London
|
SW1P 1SB
|
N/A
|
2022
|
$980,670,495
|
21
|
Corporation
|
34
|
14019739
|
*****@***.***
|
+4*****77
|
0339929429
|
| 62 |
Engie Gas LIMITED
|
Unitedkingdom
|
New Wortley
|
No 1 Leeds, 26 Whitehall Road
|
N/A
|
Leeds, West Yorkshire
|
LS12 1BE
|
engie.*****
|
1999
|
$979,372,590
|
2
|
Corporation
|
6176
|
03814495
|
*********@***.***
|
+4*****80
|
0349335653
|
| 63 |
National Grid Electricity Distribution (east Midlands) PLC
|
Unitedkingdom
|
Kegworth
|
Herald Way Pegasus Business Park
|
N/A
|
Leicestershire
|
DE74 2TU
|
nationalgrid.*****
|
1989
|
$972,393,970
|
2058
|
Corporation
|
9
|
02366923
|
*****@********.***
|
|
0343689645
|
| 64 |
Sse Thermal Energy Operations LIMITED
|
Unitedkingdom
|
Reading
|
43 Forbury Road
|
N/A
|
Reading
|
RG1 3JH
|
N/A
|
2020
|
$950,183,406
|
294
|
Corporation
|
305
|
12697902
|
*****@*****.***
|
|
0337130406
|
| 65 |
Gas Plus Supply LIMITED
|
Unitedkingdom
|
Mill Hill
|
333 Edgware Road
|
N/A
|
London
|
NW9 6TD
|
N/A
|
2004
|
$898,846,597
|
3
|
Corporation
|
31
|
05199935
|
**********@*****.***
|
+4*****77
|
0850583735
|
| 66 |
Edf Energy Nuclear Generation Group LIMITED
|
Unitedkingdom
|
Glasgow
|
B D O Llp
|
6 Atlantic Quay, 70 York Street
|
Glasgow City
|
G2 8JX
|
N/A
|
1989
|
$858,622,793
|
61
|
Corporation
|
30979
|
SC270184
|
*****@********.***
|
|
0850264434
|
| 67 |
Sse Thermal Generation (scotland) LIMITED
|
Unitedkingdom
|
Buchanty
|
Inveralmond House
|
200 Dunkeld Road
|
Perth and Kinross
|
PH1 3AQ
|
sse.*****
|
2020
|
$846,370,126
|
74
|
Corporation
|
305
|
SC664055
|
*******@*******.***
|
+4*****00
|
0337086432
|
| 68 |
South Eastern Power Networks PLC
|
Unitedkingdom
|
Rotherhithe
|
Newington House
|
237 Southwark Bridge Road
|
London
|
SE1 6NP
|
ukpowernetworksservices.*****
|
1995
|
$846,274,965
|
13
|
Corporation
|
63
|
03043097
|
********@*****.***
|
+4*****38
|
0890416337
|
| 69 |
London Power Networks PLC
|
Unitedkingdom
|
Rotherhithe
|
Newington House
|
237 Southwark Bridge Road
|
London
|
SE1 6NP
|
ukpowernetworks.*****
|
2000
|
$838,811,554
|
62
|
Corporation
|
63
|
03929195
|
************@*****.***
|
+4*****38
|
0350506444
|
| 70 |
Northern Powergrid (yorkshire) PLC
|
Unitedkingdom
|
Newcastle Upon Tyne
|
Lloyds Court
|
78 Grey Street
|
Newcastle Upon Tyne, Tyne and Wear
|
NE1 6AF
|
northernpowergrid.*****
|
2000
|
$832,972,292
|
1229
|
Corporation
|
8621
|
04112320
|
**********@***.***
|
+4*****77
|
0752233070
|
| 71 |
Ovo (s) Energy Services LIMITED
|
Unitedkingdom
|
Bristol
|
Temple Quay
|
1 the Square
|
City of Bristol
|
BS1 6DG
|
bristol-energy.*****
|
2017
|
$832,850,997
|
7419
|
Corporation
|
21
|
11046212
|
************@****.***
|
+4*****49
|
0334583245
|
| 72 |
Cfp Energy LIMITED
|
Unitedkingdom
|
Saint Helier
|
5th Floor
|
37 Esplanade, St. Helier
|
Saint Helier
|
JE1 2TR
|
N/A
|
2009
|
$827,459,291
|
346
|
Corporation
|
20
|
102937
|
***********@***.***
|
+4*****17
|
0326693497
|
| 73 |
Yu Energy Retail LIMITED
|
Unitedkingdom
|
Thorneywood
|
Cpk House
|
2 Horizon Place, Nottingham Busi
|
Nottingham
|
NG8 6PY
|
yuenergy.*****
|
2012
|
$814,938,247
|
338
|
Corporation
|
8
|
08246810
|
*******@*******.***
|
+4*****58
|
0329741040
|
| 74 |
Sp Distribution PLC
|
Unitedkingdom
|
Glasgow
|
20 York Street
|
N/A
|
Glasgow City
|
G2 8GT
|
N/A
|
1998
|
$782,540,099
|
838
|
Corporation
|
2963
|
SC189125
|
***********@*******.***
|
+4*****47
|
0347412593
|
| 75 |
Electricity North West LIMITED
|
Unitedkingdom
|
Salford
|
Frederick Road
|
N/A
|
Manchester, Greater Manchester
|
M6 6QH
|
enwl.*****
|
1989
|
$759,055,289
|
2103
|
Corporation
|
19
|
02366949
|
******@******.***
|
+4*****41
|
0347283536
|
| 76 |
Orsted Power (UK) LIMITED
|
Unitedkingdom
|
London
|
5 Howick Place
|
N/A
|
London
|
SW1P 1WG
|
orsted.*****
|
2003
|
$747,540,725
|
1124
|
Corporation
|
417
|
04984787
|
********@******.***
|
+4*****50
|
0848376602
|
| 77 |
Sp Manweb PLC
|
Unitedkingdom
|
Prenton
|
3 Prenton Way
|
North Cheshire Trading Estate
|
Wirral, Merseyside
|
CH43 3ET
|
spenergynetworks.*****
|
1989
|
$745,777,321
|
885
|
Corporation
|
2963
|
02366937
|
********@*******.***
|
+4*****44
|
0347282231
|
| 78 |
Wales & West Utilities LIMITED
|
Unitedkingdom
|
Lower Machen
|
Wales & West House
|
Spooner Close, Coedkernew
|
Newport
|
NP10 8FZ
|
wwutilities.*****
|
2004
|
$698,398,219
|
1932
|
Corporation
|
6
|
05046791
|
*****@********.***
|
+4*****99
|
0849012644
|
| 79 |
Calor Gas LIMITED
|
Unitedkingdom
|
Warwick
|
Athena House
|
Athena Drive, Tachbrook Park
|
Warwickshire
|
CV34 6RL
|
calor.*****
|
1935
|
$688,351,326
|
1825
|
Corporation
|
1558
|
00303703
|
**********@****.***
|
+4*****26
|
0327397975
|
| 80 |
Northern Powergrid (northeast) PLC
|
Unitedkingdom
|
Newcastle Upon Tyne
|
Lloyds Ct, 78 Grey St
|
N/A
|
Newcastle Upon Tyne, Tyne and Wear
|
NE1 6AF
|
northernpowergrid.*****
|
1994
|
$679,940,256
|
1451
|
Corporation
|
8621
|
02906593
|
******@*****.***
|
|
0692702752
|
| 81 |
Spalding Energy Company, LTD.
|
Unitedkingdom
|
Spalding
|
West Marsh Road
|
N/A
|
Lincolnshire
|
PE11 2BB
|
spaldingenergy.*****
|
1996
|
$678,855,866
|
410
|
Foreign company
|
12
|
FC019668
|
*****@****.***
|
+4*****00
|
0535494780
|
| 82 |
National Grid Electricity Distribution (south West) PLC
|
Unitedkingdom
|
Saint Philips
|
Avonbank
|
Feeder Road
|
City of Bristol
|
BS2 0TB
|
nationalgrid.*****
|
1989
|
$678,664,453
|
1720
|
Corporation
|
574
|
02366894
|
*****@****.***
|
+4*****00
|
0349455604
|
| 83 |
Ep Langage LIMITED
|
Unitedkingdom
|
London
|
Byron House
|
7-9 St. James'S Street
|
London
|
SW1A 1EE
|
N/A
|
1997
|
$666,040,021
|
40
|
Corporation
|
2615
|
03462783
|
**********@*****.***
|
|
0647687394
|
| 84 |
Sse Energy Markets LIMITED
|
Unitedkingdom
|
Reading
|
No.1 Forbury Place
|
43 Forbury Road
|
Reading
|
RG1 3JH
|
N/A
|
2015
|
$664,887,253
|
276
|
Corporation
|
305
|
09442646
|
*******@***.***
|
|
0331771543
|
| 85 |
M Group Water (network Infrastructure) LIMITED
|
Unitedkingdom
|
Stevenage
|
Abel Smith House
|
Gunnels Wood Road
|
Hertfordshire
|
SG1 2ST
|
morrisonus.*****
|
1964
|
$660,828,636
|
2111
|
Corporation
|
90
|
04530602
|
*********@*******.***
|
+4*****44
|
0843679794
|
| 86 |
Engie UK LIMITED
|
Unitedkingdom
|
City of London
|
Floor 4 the Broadgate Tower
|
20 Primrose Street
|
London
|
EC2A 2EW
|
engie.*****
|
1989
|
$660,086,394
|
179
|
Corporation
|
85
|
02366963
|
*********@*******.***
|
+4*****00
|
0347294343
|
| 87 |
Ep Lynemouth Power LIMITED
|
Unitedkingdom
|
Ashington
|
Woodhorn Village
|
N/A
|
Northumberland
|
NE63 9NW
|
lynemouthpower.*****
|
2011
|
$659,183,382
|
158
|
Corporation
|
2615
|
07866585
|
*******@******.***
|
+4*****00
|
0328688251
|
| 88 |
Sp Transmission PLC
|
Unitedkingdom
|
Glasgow
|
320
|
St Vincent Street
|
Glasgow City
|
G2 5AD
|
spenergynetworks.*****
|
1998
|
$642,714,774
|
582
|
Corporation
|
2963
|
SC189126
|
***********@******.***
|
+4*****08
|
0347412601
|
| 89 |
Smartestenergy LIMITED
|
Unitedkingdom
|
Stepney
|
The Columbus Building 7 Westferry Circus
|
N/A
|
London
|
E14 4HD
|
smartestenergy.*****
|
2000
|
$634,730,637
|
667
|
Corporation
|
2213
|
03994598
|
*****@*******.***
|
+4*****22
|
0630988723
|
| 90 |
East Anglia One LIMITED
|
Unitedkingdom
|
City of London
|
3 Level
|
1 Tudor Street
|
London
|
EC4Y 0AH
|
N/A
|
2010
|
$626,956,805
|
4
|
Corporation
|
2963
|
07366753
|
************@***.***
|
+4*****00
|
0328001244
|
| 91 |
Drax Smart Generation Holdco LIMITED
|
Unitedkingdom
|
Selby
|
Drax Power Station
|
N/A
|
North Yorkshire
|
YO8 8PH
|
N/A
|
2011
|
$615,127,478
|
298
|
Corporation
|
58
|
07821911
|
***********@***.***
|
+4*****00
|
0328629802
|
| 92 |
Medway Power LIMITED
|
Unitedkingdom
|
Reading
|
43 Forbury Road
|
N/A
|
Reading
|
RG1 3JH
|
N/A
|
1990
|
$597,878,192
|
45
|
Corporation
|
305
|
02537903
|
***********@***.***
|
|
0873116316
|
| 93 |
Cedar Energy And Infrastructure LIMITED
|
Unitedkingdom
|
Moorgate
|
33 Holborn
|
N/A
|
London
|
EC1N 2HT
|
N/A
|
2019
|
$593,992,748
|
294
|
Corporation
|
292
|
12203483
|
************@***.***
|
|
0336462207
|
| 94 |
Ecotricity LIMITED
|
Unitedkingdom
|
Stroud
|
Lion House
|
Rowcroft
|
Gloucestershire
|
GL5 3BY
|
ecotricity.*****
|
1995
|
$577,962,986
|
383
|
Corporation
|
85
|
03043412
|
*****@****.***
|
+4*****11
|
0890419315
|
| 95 |
Northern Ireland Electricity Networks LIMITED
|
Unitedkingdom
|
Malone Upper
|
P O Box 2
|
120 Malone Road
|
Belfast
|
BT9 5HT
|
nienetworks.*****
|
1991
|
$573,119,032
|
1578
|
Corporation
|
1005
|
NI026041
|
********@*******.***
|
+4*****43
|
0340363964
|
| 96 |
Seagreen Holdco 1 LIMITED
|
Unitedkingdom
|
Reading
|
No.1 Forbury Place
|
43 Forbury Road
|
Reading
|
RG1 3JH
|
N/A
|
2010
|
$570,338,483
|
331
|
Corporation
|
4
|
07294645
|
**********@****.***
|
+4*****30
|
0327895625
|
| 97 |
Seagreen Wind Energy LIMITED
|
Unitedkingdom
|
Reading
|
No 1 Forbury Place
|
43 Forbury Road
|
Reading
|
RG1 3JH
|
energis.*****
|
2009
|
$570,211,572
|
337
|
Corporation
|
4
|
06873902
|
******@***.***
|
+4*****55
|
0322715680
|
| 98 |
Scottish Hydro Electric Power Distribution PLC
|
Unitedkingdom
|
Buchanty
|
Inveralmond House
|
200 Dunkeld Road
|
Perth and Kinross
|
PH1 3AQ
|
ssen.*****
|
2000
|
$560,008,860
|
1842
|
Corporation
|
305
|
SC213460
|
*********@******.***
|
+4*****06
|
0752297741
|
| 99 |
Smartestenergy Business LIMITED
|
Unitedkingdom
|
Worthing
|
Ridgeworth House
|
5-9 Liverpool Gardens
|
West Sussex
|
BN11 1RY
|
smartestenergy.*****
|
2008
|
$548,648,296
|
146
|
Corporation
|
2213
|
06468946
|
*********@********.***
|
+4*****00
|
0322151587
|
| 100 |
Axpo UK LIMITED
|
Unitedkingdom
|
Moorgate
|
155 Fenchurch Street
|
N/A
|
London
|
EC3M 6AL
|
axpo.*****
|
2008
|
$540,592,127
|
35
|
Corporation
|
1669
|
06600942
|
***********@****.***
|
+4*****70
|
0322357869
|