Aecom is Top Company in Construction in South West
We’ve curated the Barbour ABI data to bring you the top companies in construction in the South West region. This includes the top contractors, architects and clients by total value of projects across a 12-month period.
The latest data for the top companies in construction in the South West shows architect Aecom in first place with three projects valued at £800m. In second place is the client Babcock International with two projects valued at £750,300,000m. Third place is contractor KBJV with just one project valued at £750m.
Top Construction Companies 2025
Regional Tables: United Kingdom | London | South East | East of England | East Midlands | West Midlands | Northern Ireland | North West | Wales | Yorkshire & the Humber | North East | Scotland
| Position | Company | Role | Number of Projects | Total Value | Company ID | View Projects |
|---|---|---|---|---|---|---|
| 1 | Aecom | Architect | 3 | £ 800,185,000 | 3136150 | View project |
| 2 | Babcock International | Client | 2 | £ 750,300,000 | 5355480 | View project |
| 3 | KBJV | Contractor | 1 | £ 750,000,000 | 5454095 | View project |
| 4 | Vistry Partnerships | Client | 26 | £ 710,020,000 | 2009784 | View project |
| 5 | Stride Treglown Limited | Architect | 41 | £ 694,381,830 | 1065902 | View project |
| 6 | Barratt Homes | Client | 22 | £ 566,380,000 | 4963174 | View project |
| 7 | Vinci Construction UK Limited | Contractor | 2 | £ 503,237,500 | 3488376 | View project |
| 8 | Poole Hospital NHS Foundation Trust | Client | 6 | £ 502,516,848 | 1112364 | View project |
| 9 | The Department Of Health | Client | 3 | £ 500,801,900 | 2053104 | View project |
| 10 | Agratas Limited | Client | 1 | £ 500,000,000 | 5525410 | View project |
| 11 | Sir Robert McAlpine Limited | Contractor | 1 | £ 500,000,000 | 3129317 | View project |
| 12 | Stantec | Architect | 1 | £ 500,000,000 | 5189719 | View project |
| 13 | AHR Building Consultancy Limited | Architect | 15 | £ 433,166,460 | 3119952 | View project |
| 14 | Indurent (St Modwen Developments) | Client | 7 | £ 427,910,000 | 609630 | View project |
| 15 | BAM Construction | Contractor | 8 | £ 412,002,500 | 1014794 | View project |
| 16 | Midlands Land Portfolio Limited | Client | 2 | £ 385,000,000 | 5389544 | View project |
| 17 | Grimshaw Archiects | Architect | 3 | £ 369,902,000 | 2056756 | View project |
| 18 | North Somerset Council | Client | 17 | £ 365,288,535 | 201067 | View project |
| 19 | Barratt Homes | Contractor | 17 | £ 349,000,000 | 4963174 | View project |
| 20 | The West of England Combined Authority | Client | 6 | £ 343,800,000 | 4964262 | View project |
| 21 | Focus On Design Partnership | Architect | 19 | £ 329,910,000 | 3317983 | View project |
| 22 | Poynton Bradbury Wynter Cole Architects | Architect | 17 | £ 328,108,655 | 1008716 | View project |
| 23 | University of Exeter | Client | 10 | £ 318,750,350 | 2077522 | View project |
| 24 | Pegasus Group | Architect | 15 | £ 314,403,400 | 5315438 | View project |
| 25 | Network Rail Infrastructure Limited | Client | 17 | £ 304,200,000 | 3193219 | View project |
| 26 | Royal Cornwall Hospitals NHS Trust | Client | 2 | £ 299,402,500 | 2025931 | View project |
| 27 | Persimmon Homes (East Yorkshire) Limited | Client | 22 | £ 299,185,000 | 1013995 | View project |
| 28 | AWW | Architect | 14 | £ 294,814,100 | 104589 | View project |
| 29 | Countryside Properties (UK) Limited | Client | 4 | £ 291,075,100 | 2029037 | View project |
| 30 | LHC Design | Architect | 19 | £ 276,196,870 | 111824 | View project |
(Source: Barbour ABI, updated October 2025)
League Tables from Barbour ABI
Barbour ABI tracks and reports on projects happening across the UK from pre-planning stages right through to completion. Our 3,000 happy clients use this data to supply their products and services on projects that are right for them, with the most up-to-date contact information available on the market.
Top Construction Projects
Access the top 100 construction projects happening in the UK. The projects are ranked by total value of projects across a 12-month period and can be filtered by sector, location, start date, value, and links straight to the Barbour ABI project leads platform. View the top construction projects overall in the UK as well as major regions and cities.
Tender League Tables
View the latest and hottest projects out to tender in the UK. Filter by value, location, number of bidders, start dates, and link straight to the Barbour ABI project leads platform to see the project in full detail. The Tender League Tables are separated by sector to give you the most insights on construction activity in your field.
Monthly Top 50 League Tables from Barbour ABI
Barbour ABI’s Top 50 League Tables is designed to provide company intelligence for those working within construction and beyond. We report on the top 50 clients, architects and contractors for the month, as well as the last 12 months.
We publish these league tables directly on our website each and every month for free.
