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Energy & Utilities

Electricity, gas, water, renewables and energy services.

282 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£96.0M10Gunvor Uk Limited£83.5M-£70.3M

Northallerton Green Energy Limited

active

15823922

LONDON Inc. 08/07/2024
Ltd

Haush Pembroke Ltd

active

15852704

LONDON Inc. 23/07/2024
Ltd

Ignite Energy Consultants Ltd

active

15911458

MANCHESTER Inc. 22/08/2024
Ltd

Distilled Bioenergy Limited

active

15999293

GUILDFORD Inc. 04/10/2024
Ltd

Yamnaco Oman Ltd

active

16023630

LONDON Inc. 17/10/2024
Ltd

Northern Helium Limited

active

16095290

CHESTER Inc. 22/11/2024
Ltd

Biometan (Uk) 1 Ltd

active

16124005

LEEDS Inc. 09/12/2024
Ltd

Maotoogas Limited

active

16129095

BECKENHAM Inc. 10/12/2024
Ltd

Titan Bioenergy Ltd

active

16145282

TIVERTON Inc. 19/12/2024
Ltd

Cumbria Energy Limited

active

16148617

MARKET HILL Inc. 23/12/2024
Ltd

Afrisaf Ltd

active

16158416

LONDON Inc. 01/01/2025
Ltd

Carrstone Renewables Ltd

active

16201781

GUILDFORD Inc. 22/01/2025
Ltd

Deerdykes Bioenergy Limited

active

16267665

LONDON Inc. 21/02/2025
Ltd

Fawley Green Hydrogen Limited

active

16274965

LONDON Inc. 25/02/2025
Ltd

Optimus Green Energy Limited

active

16376781

LONDON Inc. 09/04/2025
Ltd

Energy Alliances Group (H2-C) Ltd

active

16380300

LONDON Inc. 10/04/2025
Ltd

Hydrixon Tech Ltd

active

16382017

WOTTON-UNDER-EDGE Inc. 11/04/2025
Ltd

Haush Pop Up Hydrogen Ltd

active

16456040

LONDON Inc. 19/05/2025
Ltd

Windsor Energy And Resources Limited

active

16463294

DONCASTER Inc. 20/05/2025
Ltd

Hydropulse Limited

active

16506896

SHEFFIELD Inc. 10/06/2025
Ltd

Haush Immingham Ltd

active

16508332

LONDON Inc. 10/06/2025
Ltd

Ecodigest Energy Ltd

active

16557410

LONDON Inc. 02/07/2025
Ltd

Kjt Technologies Limited

active

16588664

RICHMOND Inc. 17/07/2025
Ltd

K2 Gas Plumbing & Heating Limited

active

16612746

BROMLEY Inc. 29/07/2025
Ltd

Kyuka Energies Ltd

active

16726069

FARNBOROUGH Inc. 18/09/2025
Ltd

Biometan (Uk) 2 Ltd

active

16772262

LEEDS Inc. 08/10/2025
Ltd

Eci Power Limited

active

16831373

HORSHAM Inc. 04/11/2025
Ltd

Bonnie Insualtion Ltd

active

16852880

BARROW-UPON-HUMBER Inc. 13/11/2025
Ltd

Altitude Lng Limited

active

16874903

RUISLIP, Inc. 26/11/2025
Ltd

H2 Clean Energy (Uk) Limited

active

16886698

LONDON Inc. 02/12/2025
Ltd

Haush Group Ltd

active

16961951

LONDON Inc. 14/01/2026
Ltd

Landfill Gas Generation Limited

active

NI068077

LARNE Inc. 18/02/2008
Ltd

Greenville Energy Ltd

active

NI603692

OMAGH Inc. 05/07/2010
Ltd

Alternity Biogas Energy Limited

active

NI632568

LISBURN Inc. 21/07/2015
Ltd

Biogas Energy Limited

active

NI635446

BANBRIDGE Inc. 17/12/2015
Ltd

Milford Biogas Limited

active

NI644045

ARMAGH Inc. 20/02/2017
Ltd

Mountain Biogas Limited

active

NI650842

BELFAST Inc. 08/02/2018
Ltd

Agv (Annesborough) Limited

active

NI657856

BELFAST Inc. 18/12/2018
Ltd

B9 Gas Limited

active

NI660516

LARNE Inc. 10/04/2019
Ltd

Energia Hydrogen Limited

active

NI663052

BELFAST Inc. 17/07/2019
Ltd

B9 Energy Horizons Ltd

active

NI666652

LARNE Inc. 20/12/2019
Ltd

Knappagh Renewables Ltd

active

NI671193

ARMAGH Inc. 22/07/2020
Ltd

Hydrogen Trading Ireland Limited

active

NI674766

DUNDONALD Inc. 07/12/2020
Ltd

Advent Energy And Technology Limited

active

NI690673

BANBRIDGE Inc. 26/08/2022
Ltd

Eska Energy Limited

active

NI691381

OMAGH Inc. 26/09/2022
Ltd

B9 Lfg Craigmore Ltd

active

NI694776

LARNE Inc. 22/02/2023
Ltd

Brookdale Biogas (Uk) Limited

active

NI731153

BELFAST Inc. 07/07/2025
Ltd

George Stewart Limited

active

SC404019

INVERNESS Inc. 25/07/2011
Ltd

Keithick Energy Ltd

active

SC429757

PERTHSHIRE Inc. 06/08/2012
Ltd

Grissan Carrick Limited

active

SC448881

GIRVAN Inc. 30/04/2013
Ltd
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