Supplier · SME

The Castle Building Services Organisation Limited

The Castle Building Services Organisation Limited has won 7 UK public contracts worth £5.23bn since 15 Aug 2023. See its competitors in construction work.

Based in North EastFirst contract 15 Aug 2023Latest contract 23 Apr 2024

Contracts: 7
Published value: £5.23bnwhere stated
Without competition: 0%0 contracts
Won by SMEs: 100%of 7 with size known

Contracts won per month, last 24 months No contracts in this period

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

Biggest customers

Cumbria, Northumberland, Tyne and Wear NHS Foundation Trust 4 contracts · £550m
Kingston Upon Hull City Council 3 contracts · £4.68bn

What they supply

Construction work 4 contracts · £550m
Installation services 3 contracts · £4.68bn

Competitors in construction work

Sector overview

Tarmac Trading Ltd 116 contracts · £699m
Thomas Bow Ltd SME 96 contracts · £244m
Bell Group Ltd 88 contracts · £5.47bn
Holcim UK Limited 83 contracts · £166m
Trust Utility Management Ltd SME 83 contracts · £34.2m
Esh Construction Ltd 63 contracts · £3.17bn

These are the suppliers with the most construction work contracts in the last two years, which is where The Castle Building Services Organisation Limited wins most of its work. They are not necessarily bidding for the same contracts. See the whole sector.

All contracts won by The Castle Building Services Organisation Limited

Contracts won by The Castle Building Services Organisation Limited
Date	Contract	Buyer	Value
23 Apr 2024	National Framework for Decarbonisation Solutions: Lot 1 – up to £1,000,000	Kingston Upon Hull City Council	£1.56bn
23 Apr 2024	National Framework for Decarbonisation Solutions: Lot 2 - £1,000,000 - £5,000,000	Kingston Upon Hull City Council	£1.56bn
23 Apr 2024	National Framework for Decarbonisation Solutions: Lot 3 - £5,000,000 - £15,000,000	Kingston Upon Hull City Council	£1.56bn
15 Aug 2023	National Framework for Mechanical and Electrical Solutions	Cumbria, Northumberland, Tyne and Wear NHS Foundation Trust	£138m
15 Aug 2023	National Framework for Mechanical and Electrical Solutions	Cumbria, Northumberland, Tyne and Wear NHS Foundation Trust	£138m
15 Aug 2023	National Framework for Mechanical and Electrical Solutions	Cumbria, Northumberland, Tyne and Wear NHS Foundation Trust	£138m
15 Aug 2023	National Framework for Mechanical and Electrical Solutions	Cumbria, Northumberland, Tyne and Wear NHS Foundation Trust	£138m

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.