Supplier · Large organisation

Sustainable Energy Ltd

Sustainable Energy Ltd has won 8 UK public contracts worth £501m since 9 Dec 2024. See its competitors in architecture & engineering.

Company 03548094Companies House record Based in WalesFirst contract 9 Dec 2024Latest contract 24 Apr 2026

Contracts: 8
Published value: £501mwhere stated
Without competition: 0%0 contracts
Won by SMEs: 43%of 7 with size known

Contracts won per month, last 24 months 8 contracts · busiest month December 2024

2Dec 24
Mar 25
Jun 25
Sep 25
Dec 25
Mar 26
Jun 26
Sep 26

Biggest customers

Desnz 3 contracts · £250m
DESNZ & DSIT Group Commercial 1 contract · £250m
Wakefield Council 1 contract · £226k
London Borough of Hammersmith & Fulham 1 contract · £162k
Liverpool City Council 1 contract · £87,783
West of England Combined Authority 1 contract · £39,100

What they supply

Architecture & engineering 5 contracts · £500m
Business services 1 contract · £226k
Research & development 1 contract · £162k
Fuel & energy 1 contract · £150k

Competitors in architecture & engineering

Sector overview

WSP UK Limited 207 contracts · £1.74bn
Aecom Limited 190 contracts · £2.43bn
Ridge and Partners LLP 184 contracts · £2.11bn
Atkinsrealis UK Limited 157 contracts · £1.55bn
Ove Arup & Partners Limited 131 contracts · £1.61bn
Arcadis Consulting (UK) Ltd 119 contracts · £1.29bn

These are the suppliers with the most architecture & engineering contracts in the last two years, which is where Sustainable Energy Ltd wins most of its work. They are not necessarily bidding for the same contracts. See the whole sector.

All contracts won by Sustainable Energy Ltd

Contracts won by Sustainable Energy Ltd
Date	Contract	Buyer	Value
24 Apr 2026	Paddington Village Heat & Energy Network Technical Advisor	Liverpool City Council	£87,783
25 Nov 2025	District Heating - Wakefield Detailed Project Development and Knottingley Feasibility Study	Wakefield Council	£226k
27 Oct 2025	Heat Network Detailed Project Development Study Around the Bayonne Housing Estate	London Borough of Hammersmith & Fulham	£162k
13 Mar 2025	B&NES Heat Network Feasibility Study	West of England Combined Authority	£39,100
1 Feb 2025	Energy and Net Zero Professional Services Framework: Lot 4 Heat Networks	DESNZ & DSIT Group Commercial	£250m
31 Jan 2025	HNDU Project Delivery Support Lot 1	Desnz	£150k
11 Dec 2024	HNDU Zoning Support Lot 2.2 TOF001	Desnz	£170k
9 Dec 2024	Energy & Net Zero Professional Services Framework	Desnz	£250m

Contracts are matched to this supplier by company name as published in each notice. If a company appears under slightly different names, some of its contracts may be listed separately. How matching works.