How we select the top construction companies in Scotland
We’ve curated the Barbour ABI data to bring you the top construction companies in Scotland in 2026. This includes the top contractors by total value of projects across all sectors with a start date 6 months back, and 6 months forward. We track tier 1 contractor and subcontractor activity across the UK.
Vestas Wind Systems is Top Construction Company in Scotland
According to Barbour ABI planning data, Vestas Wind Systems is the top construction company in Scotland with one project valued at £1.5bn. In second place is Laing O’Rourke Delivery Limited with one project valued at £700m. Balfour Beatty Group Limited takes third place in the top construction companies in Scotland with nine projects valued at £431m.
Last updated: February 2026
Top Construction Companies 2026
Regional Tables: United Kingdom | London | South East | South West | East of England | East Midlands | West Midlands | Northern Ireland | North West | Wales | Yorkshire & the Humber | North East
City and County Tables: Aberdeen | Birmingham | Bristol | Cheshire East | Cheshire West & Chester | East Sussex | West Sussex | Essex | Hampshire | Hertfordshire | Leeds | Liverpool | Manchester | Newcastle-Upon Tyne | Norwich | Nottingham | Sheffield | South Yorkshire | West Yorkshire
| Position | Contractor | Project Count | Total Project Value | View Projects |
|---|---|---|---|---|
| 1 | Vestas Wind Systems | 1 | £ 1,500,000,000 | View Projects |
| 2 | Laing O’Rourke Delivery Limited | 1 | £ 700,000,000 | View Projects |
| 3 | Balfour Beatty Group Limited | 9 | £ 431,250,000 | View Projects |
| 4 | Persimmon Homes (East Yorkshire) Limited | 17 | £ 351,970,000 | View Projects |
| 5 | Robertson Group Limited | 18 | £ 310,999,500 | View Projects |
| 6 | Galliford Try Construction | 16 | £ 294,364,946 | View Projects |
| 7 | Wills Bros Ltd. | 2 | £ 291,700,000 | View Projects |
| 8 | Barratt Homes | 18 | £ 272,763,999 | View Projects |
| 9 | Taylor Wimpey | 9 | £ 248,250,000 | View Projects |
| 10 | Absolute Solar & Wind Limited | 2 | £ 215,187,000 | View Projects |
| 11 | Cala Group | 13 | £ 214,673,686 | View Projects |
| 12 | S1 Developments | 1 | £ 208,975,000 | View Projects |
| 13 | Morgan Sindall Group | 5 | £ 191,240,018 | View Projects |
| 14 | Hermiston Securities Limited | 7 | £ 171,177,500 | View Projects |
| 15 | Conrad Energy (Developments) Limited | 1 | £ 150,000,000 | View Projects |
| 16 | Graham Construction Limited | 1 | £ 142,000,000 | View Projects |
| 17 | McLaughlin & Harvey | 6 | £ 134,294,007 | View Projects |
| 18 | BAM Construction | 5 | £ 133,804,499 | View Projects |
| 19 | CCG (Scotland) Limited | 21 | £ 128,317,100 | View Projects |
| 20 | Innova Renewables | 1 | £ 97,500,000 | View Projects |
| 21 | Bellway Homes | 7 | £ 95,940,000 | View Projects |
| 22 | Cruden Group Limited | 3 | £ 95,698,500 | View Projects |
| 23 | Jones Bros Civil Engineering UK | 1 | £ 93,000,000 | View Projects |
| 24 | McTaggart Construction Limited | 16 | £ 89,495,801 | View Projects |
| 25 | Berkeley DeVeer | 2 | £ 85,340,000 | View Projects |
Top Construction Companies across the UK
Barbour ABI tracks and reports on companies working on projects 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.
