All sectors
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Energy & Utilities

Electricity, gas, water, renewables and energy services.

7,047 active companies

Browse by subcategory

Electricity & Gas Supply
Water & Waste Services
Fuel & Petroleum Products

Top Companies

Net WorthTurnoverEmployees
1Avis Energy Limited£329999.9M2Dwr Nwy Trydan Holdings Limited£2805.0M3Bolttas Energy Europe Ltd£500.0M-£3k4Grundon Waste Management Limited£223.3M5Foxglove Energy Supply Ltd£113.2M+£113.2M6Alfanar Power Limited£111.1M7Flex-Go Energy Limited£100.0M-£4k8Aduol Industries Limited£97.5M9Avanti Grid Limited£96.0M10Emerald Holdco Limited£91.2M+£41.5M

Green Tech Powerplant Ltd

active

16678063

LONDON Inc. 28/08/2025
Ltd

Voltcie Ltd

active

16678226

LONDON Inc. 28/08/2025
Ltd

Nas Solar Limited

active

16679026

LONDON Inc. 28/08/2025
Ltd

Obh Solar Limited

active

16679533

LONDON Inc. 28/08/2025
Ltd

Jam Solar Limited

active

16679656

LONDON Inc. 28/08/2025
Ltd

Chohan Capital Holdings Ltd

active

16679714

BIRMINGHAM Inc. 28/08/2025
Ltd

John A Green Offshore Ltd

active

16679963

WARRINGTON Inc. 28/08/2025
Ltd

Climexa Ai Ltd

active

16684605

MANCHESTER Inc. 01/09/2025
Ltd

Little Becks Renewables Limited

active

16698206

SHEPTON MALLET Inc. 05/09/2025
Ltd

Green Bulb Energy Birmingham Ltd

active

16699629

BIRMINGHAM Inc. 07/09/2025
Ltd

Flower Turbines Limited

active

16701499

LONDON Inc. 08/09/2025
Ltd

Hue Solarity Limited

active

16704282

LONDON Inc. 09/09/2025
Ltd

Gp Rufaro Solar Holdings Limited

active

16704909

MANCHESTER Inc. 09/09/2025
Ltd

Gp Rufaro Solar Equity Pool Limited

active

16705400

MANCHESTER Inc. 09/09/2025
Ltd

Cucumber Eco Renewables Ltd

active

16713980

MANCHESTER Inc. 12/09/2025
Ltd

Arfsolar Ltd

active

16722672

AYLESBURY Inc. 16/09/2025
Ltd

Global Solution Engineering Ltd

active

16725971

LONDON Inc. 18/09/2025
Ltd

Keska Ltd

active

16727703

LONDON Inc. 18/09/2025
Ltd

Mazuwa Energy Ltd

active

16735826

OKEHAMPTON Inc. 23/09/2025
Ltd

Mazuwa Ltd

active

16735846

OKEHAMPTON Inc. 23/09/2025
Ltd

Bol Energy Limited

active

16737031

HULL Inc. 23/09/2025
Ltd

Margam Green Energy Opco Limited

active

16738694

GREATER LONDON Inc. 24/09/2025
Ltd

X-Grid Energy Propco Limited

active

16740408

LONDON Inc. 24/09/2025
Ltd

Whitestone Renewable Energy Limited

active

16740725

READING Inc. 24/09/2025
Ltd

Leonardo Capital Ltd

active

16743640

LONDON Inc. 25/09/2025
Ltd

Nuclear Earth Ltd

active

16744459

WHITLEY BAY Inc. 26/09/2025
Ltd

Imgreen Ltd

active

16747719

CRAWLEY Inc. 29/09/2025
Ltd

Fraxinus Solar Farm Limited

active

16750082

LONDON Inc. 29/09/2025
Ltd

Geenspark Green Energy Limited

active

16763868

BRIDGWATER Inc. 05/10/2025
Ltd

Keystone Energy Partners Limited

active

16765848

PETERLEE Inc. 06/10/2025
Ltd

Elite Complete Access Limited

active

16766714

MILDENHALL Inc. 06/10/2025
Ltd

Gapp Family Properties Limited

active

16768472

DISS Inc. 07/10/2025
Ltd

Elan Greentech (Uk) Limited

active

16772287

HAYES Inc. 08/10/2025
Ltd

Burstwick Bess Limited

active

16775104

WILMSLOW Inc. 09/10/2025
Ltd

West Torrisdale Wind Farm Limited

active

16779857

LONDON Inc. 13/10/2025
Ltd

Chleansaid Wind Farm Limited

active

16780431

LONDON Inc. 13/10/2025
Ltd

Millmore Rig Wind Farm Limited

active

16781113

LONDON Inc. 13/10/2025
Ltd

Diaspora Solar Connect Limited

active

16781915

MANCHESTER Inc. 13/10/2025
Ltd

Kurt Construction Energy Ltd

active

16781943

SOUTH CROYDON Inc. 13/10/2025
Ltd

Craigneil Wind Farm Limited

active

16782013

LONDON Inc. 13/10/2025
Ltd

Helios Capital Prime Ltd

active

16787035

LONDON Inc. 15/10/2025
Ltd

Klaen Health Ltd

active

16787037

WITNEY Inc. 15/10/2025
Ltd

Mccarthy Solar Ltd

active

16787275

PYLE Inc. 15/10/2025
Ltd

Greenwell Equilibrium Ltd

active

16795528

ROWLANDS CASTLE Inc. 20/10/2025
Ltd

Feemilano Ltd

active

16798602

RUISLIP, Inc. 21/10/2025
Ltd

Go-Zero Energy Limited

active

16800696

LONDON Inc. 21/10/2025
Ltd

Houseline Solar Ltd

active

16800712

BIRMINGHAM Inc. 21/10/2025
Ltd

G2ev Ventures Limited

active

16800895

LONDON Inc. 21/10/2025
Ltd

Conrad (Riversmeet) Limited

active

16802375

ABINGDON Inc. 22/10/2025
Ltd

Dhuzz Uk Ltd

active

16803453

LONDON Inc. 22/10/2025
Ltd
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