All sectors
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Energy & Utilities

Electricity, gas, water, renewables and energy services.

537 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

Nng Ofto Limited

active

16876612

LONDON Inc. 26/11/2025
Ltd

Ar Toot Hill Midco Limited

active

16876749

LONDON Inc. 26/11/2025
Ltd

Zerocrbn Energy Limited

active

16884323

BIRMINGHAM Inc. 01/12/2025
Ltd

Arfi Dbs Limited

active

16902902

LONDON Inc. 10/12/2025
Ltd

Arfi Bes Limited

active

16904343

LONDON Inc. 11/12/2025
Ltd

Ace Instruments Ltd

active

16912121

RUISLIP, Inc. 15/12/2025
Ltd

Lenston Ltd

active

16944762

MORPETH Inc. 06/01/2026
Ltd

Mda Renewables (Bess) Ltd

active

16959136

CARDIFF Inc. 13/01/2026
Ltd

Kaltun Uk Limited

active

16962287

LONDON Inc. 14/01/2026
Ltd

Northern Ireland Electricity Networks Limited

active

NI026041

Inc. 25/10/1991
Ltd

Cpd Powerline Ltd

active

NI055758

ARMAGH Inc. 28/06/2005
Ltd

O'Hanlon Electrical Limited

active

NI602003

DUNGANNON Inc. 03/02/2010
Ltd

Claraghmore Wind Ltd

active

NI606774

PORTSTEWART Inc. 24/03/2011
Ltd

Aghindaiagh Wind Limited

active

NI612350

ENNISKILLEN Inc. 23/04/2012
Ltd

Madame Carle Limited

active

NI621990

DUNGANNON Inc. 17/12/2013
Ltd

Erris Powerlines Ltd

active

NI623440

CRUMLIN Inc. 14/03/2014
Ltd

Flynn Energy Ltd

active

NI628544

CASTLEWELLAN Inc. 08/01/2015
Ltd

Arena Capital Partners (Ni) Limited

active

NI628667

BELFAST Inc. 14/01/2015
Ltd

Mke (N.I.) Limited

active

NI630406

ARMAGH Inc. 01/04/2015
Ltd

Conway Holdings Limited

active

NI633955

MAGHERAFELT Inc. 01/10/2015
Ltd

Emerging Markets Power (Holdings) Limited

active

NI639584

BELFAST Inc. 11/07/2016
Ltd

Dodoma Ventures Limited

active

NI646807

BELFAST Inc. 06/07/2017
Ltd

Eagle Power Solutions Ltd

active

NI661335

BELFAST Inc. 13/05/2019
Ltd

Atlantic Hub Energy Limited

active

NI672755

LONDONDERRY Inc. 21/09/2020
Ltd

Western Grid Services Limited

active

NI690720

BELFAST Inc. 30/08/2022
Ltd

Aess (Ni) Limited

active

NI693695

BELFAST Inc. 12/01/2023
Ltd

Galileo Empower (Ni) Limited

active

NI694433

BELFAST Inc. 10/02/2023
Ltd

A.G.S.S. Ni Limited

active

NI695991

BELFAST Inc. 03/04/2023
Ltd

Accelerate Energy Holdings Limited

active

NI696160

BELFAST Inc. 10/04/2023
Ltd

Empower Renewables Management Limited

active

NI701592

BELFAST Inc. 11/09/2023
Ltd

J Carlisle Ltd

active

NI730013

BALLYNAHINCH Inc. 02/06/2025
Ltd

Fair Isle Electricity Company Limited

active

SC196676

SHETLAND Inc. 27/05/1999
PRI/LTD BY

Garrick Consulting Ltd

active

SC298545

GLASGOW Inc. 10/03/2006
Ltd

Aska Energy (Uk) Ltd

active

SC423788

DUNDEE Inc. 10/05/2012
Ltd

Ardnacross Energy Limited

active

SC451514

ISLE OF MULL Inc. 04/06/2013
Ltd

Linell Renewables Limited

active

SC469297

JOHNSTONE Inc. 06/02/2014
Ltd

Ergo Energy Ltd

active

SC470683

SELKIRK Inc. 21/02/2014
Ltd

Cairnadailly Wind Turbine Limited

active

SC517890

ELLON Inc. 14/10/2015
Ltd

Enrick Gridco Limited

active

SC533557

PERTH Inc. 25/04/2016
Ltd

Upper Bayble Community Trust Cic

active

SC544004

POINT Inc. 30/08/2016
Community Interest

Go-Secure Solutions Ltd

active

SC594878

GLASGOW Inc. 20/04/2018
Ltd

Woodlands T&D Ltd

active

SC621328

CLELAND Inc. 15/02/2019
Ltd

Eco Your Home (Fife) Ltd

active

SC627123

LEVEN Inc. 09/04/2019
Ltd

Green Energy Scotland C.I.C.

active

SC652525

IRVINE Inc. 23/01/2020
Community Interest

Galileo Empower Limited

active

SC679637

GREENSIDE PLACE Inc. 03/11/2020
Ltd

Empower Renewables Limited

active

SC680000

GREENSIDE PLACE Inc. 05/11/2020
Ltd

Galileo Empower Uk Limited

active

SC683992

GREENSIDE PLACE Inc. 18/12/2020
Ltd

Gdl Engineering Ltd

active

SC702094

GLASGOW Inc. 21/06/2021
Ltd

Gwo Cable Contractors Limited

active

SC718178

GLASGOW Inc. 22/12/2021
Ltd

Topling Energy Limited

active

SC720498

DUNS Inc. 20/01/2022
Ltd
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