# Costain Group (Costain Group PLC)

Public limited company registered in London, classed under “Construction of roads and motorways” and 2 other activities.

- Company number: 01393773
- Status: Active
- Type: Public limited company
- Incorporated: 12 October 1978
- Registered office: Seventh Floor, 70 St Mary Axe, London, EC3A 8BE
- Location: London
- Activity: Construction of roads and motorways
- Website: costain.com

## Latest filed profit

Profit after tax in the year to 31 December 2025: **£37.3m**, from its latest filed accounts.

Turnover, net assets, cash, staff, earlier years, ratios and owners are on the page for subscribers.

## Questions people ask

### What does Costain Group do?

Public limited company registered in London, classed under “Construction of roads and motorways” and 2 other activities.

### How much turnover does Costain Group make?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/costain-group-01393773

### Is Costain Group profitable?

Yes: it made a profit after tax of £37.3m in the year to 31 December 2025, its latest filed accounts.

### Who runs and owns Costain Group?

Its directors are Nicole Ann Geoghegan, Fiona Margaret Barkham, Amanda Lucia Fisher, Steven Lewis Mogford, Anthony James Quinlan and 3 more. Its owners are shown to subscribers.

### Where is Costain Group based?

Its registered office is Seventh Floor, 70 St Mary Axe, London, EC3A 8BE, in London.

### When was Costain Group founded?

Costain Group PLC was incorporated on 12 October 1978.

### Is Costain Group still trading?

The register lists Costain Group PLC as active.

## Timeline

Recent filings and changes at Companies House.

- 2026-10-15: Cancellation of shares. Statement of capital on 15 September 2026 · GBP 2,627,463.46 (and 42 more like it since 4 August 2025)
- 2026-10-15: Purchase of own shares (and 42 more like it since 4 August 2025)
- 2026-06-05: Resolutions (and 1 more like it since 2 June 2025)
- 2026-05-31: Group of companies' accounts made up to 31 December 2025
- 2026-05-28: Statement of capital following an allotment of shares on 26 May 2026 · GBP 2,673,544.22 (and 3 more like it since 2 June 2025)
- 2025-09-11: Clarification hmrc confirmation received that appropriate stamp duty has been paid on this transaction.
- 2025-09-03: Director's details changed for Ms Amanda Lucia Fisher on 1 September 2025
- 2025-07-22: Director's details changed for Ms Amanda Lucia Fisher on 22 July 2025
- 2025-07-22: Director's details changed for Ms Fiona Margaret Macaulay on 22 July 2025
- 2025-05-28: Group of companies' accounts made up to 31 December 2024
- 2025-05-22: Director's details changed for Mr Steven Lewis Mogford on 5 August 2024

---

Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/costain-group-01393773