| | Alstom Transport / TSO / Costain joint venture |
| | ongoing |
| | London |
| | May 2015 |
| | Dec 2019 |
| | Mace Logistics |
| | ongoing |
| | Heathrow airport |
| | Mar 2015 |
| | Dec 2015 |
| | Costain Skanska Joint Venture |
| | £150,000 |
| | Earls Court, London |
| | Jan 2015 |
| | Feb 2015 |
| | Balfour Beatty Vinci Taylor Woodrow JV |
| | Worcestershire |
| | Jan 2015 |
| | Jun 2017 |
| | Alstom Babcock Costain (ABC) Morgan Sindall Alliance |
| | ongoing |
| | Scotland |
| | Nov 2014 |
| | Aug 2018 |
| | Siemens |
| | £1.5 million |
| | North Lincolnshire |
| | Oct 2014 |
| | Dec 2015 |
