Supplier · SME

Houlder Limited

Houlder Limited has won 7 UK public contracts worth £4.24m since 29 Dec 2020. See its competitors in architecture & engineering.

Company 04400298Companies House record Based in LondonFirst contract 29 Dec 2020Latest contract 26 Mar 2026

Contracts: 7
Published value: £4.24mwhere stated
Without competition: 29%2 contracts
Won by SMEs: 71%of 7 with size known

Contracts won per month, last 24 months 5 contracts · busiest month April 2025

Dec 24
Mar 25
3
Jun 25
Sep 25
Dec 25
Mar 26
Jun 26
Sep 26

Biggest customers

International Nuclear Services 3 contracts · £2.7m
Scottish Government 2 contracts · £1.48m
UK Research & Innovation (UKRI) 2 contracts · £60,177

What they supply

Architecture & engineering 4 contracts · £60,177
Business services 2 contracts · £1.48m
Repair & maintenance 1 contract · £2.7m

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 Houlder Limited wins most of its work. They are not necessarily bidding for the same contracts. See the whole sector.

All contracts won by Houlder Limited

Contracts won by Houlder Limited
Date	Contract	Buyer	Value
26 Mar 2026	UKRI-3140_28 Detailed Market Assessment of the UK USV market No competition	UK Research & Innovation (UKRI)	£40,315
13 Mar 2026	UKRI-3140_29 RRS Discovery Hybrid Study No competition	UK Research & Innovation (UKRI)	£19,862
11 Apr 2025	The Provision of Naval Architecture Services: Specialist Support to Vessel Licensing for Japan	International Nuclear Services	—
11 Apr 2025	The Provision of Naval Architecture Services: General Naval Architecture Support	International Nuclear Services	—
11 Apr 2025	The Provision of Naval Architecture Services	International Nuclear Services	£2.7m
8 Jan 2021	Provision of Technical Support Services for Tendering Design for Compliance and Science Vessels	Scottish Government	£740k
29 Dec 2020	Provision of Technical Support Services for Tendering Design for Compliance and Science Vessels	Scottish Government	£741k

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.