South West Highways Limited
Registered name: SOUTH WEST HIGHWAYS LIMITED
Part of Vinci Sa groupSouth West Highways Limited made £19.9m revenue and £1.2m profit in the year to 31 Dec 2025.
South West Highways Limited’s revenue fell 23% to £19.9m in the year to 31 Dec 2025, with £1.2m profit and 104 employees. The company is classified under “construction of roads and motorways” and is based in Horsham; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Horsham
- Age
- 31 yrs · since 1995
- Type
- Private Limited Company
Key figures
Financial history
| Year to | 31 Dec 2023 | 31 Dec 2024 | 31 Dec 2025 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £32.4m | £25.9m | £19.9m |
| Cost of sales | −£25.9m | −£20.7m | −£15.3m |
| Gross profit | £6.5m | £5.2m | £4.6m |
| Operating profit | £864k | −£442k | £1.4m |
| Profit before tax | £953k | −£252k | £1.5m |
| Profit after tax | £684k | −£115k | £1.2m |
| Profit (best available) | £684k | −£115k | £1.2m |
| Employees (average) | 115 | 112 | 104 |
| Ratios | |||
| Profit margin | 2.1% | −0.4% | 5.9% |
| Gross margin | 20.1% | 20% | 23.2% |
| Revenue per employee | £282k | £231k | £191k |
| Profit per employee | £5.9k | −£1k | £11.2k |
| Growth (year on year) | |||
| Revenue growth | — | ▼20.1% | ▼23.2% |
| Profit growth | — | ▼116.8% | — |
| Headcount growth | — | ▼2.6% | ▼7.1% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Aug 2025 | Accounts · bulk data Aug 2025 | Accounts · bulk data Oct 2026 |
How the business works
- Profit margin
- 5.9%
- Profit ÷ revenue.
- Gross margin
- 23.2%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £191k
- Revenue ÷ average employees.
- Profit per employee
- £11.2k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- —
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- —
- Money owed by customers. Low = customers pay quickly.
Balance-sheet signals
Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.
- Net assets
- —
- Now —
- Cash at bank
- —
- Now —
- Headcount
- ▼7%
- Now 104
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Vinci Sa (registered outside the UK register)ultimate parent75–100%
- Vinci Construction Holding Limited75–100%
- South West Highways Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (24)
- Conway Eurovia Industries LimitedFigures not disclosed
- Crispin & Borst LimitedFigures not disclosed
- Eurovia Infrastructure LimitedFigures not disclosed
- Eurovia UK LimitedFigures not disclosed
- F M Conway LimitedFigures not disclosed
- Faceo FM UK LtdFigures not disclosed
- Initivo Consultancy LimitedFigures not disclosed
- Ion Property Group LimitedRev. — · Profit £62.3k
- Jean Lefebvre (UK) LimitedFigures not disclosed
- Ringway Hounslow Highways LimitedFigures not disclosed
- Ringway Infrastructure Services LimitedFigures not disclosed
- Ringway Island Roads LimitedFigures not disclosed
- Taylor Woodrow Infrastructure LimitedFigures not disclosed
- Taywood Engineering LimitedFigures not disclosed
- Vinci Building LimitedFigures not disclosed
- Vinci Construction Management LimitedFigures not disclosed
- Vinci Construction UK LimitedFigures not disclosed
- Vinci Facilities LimitedFigures not disclosed
- Vinci Facilities Partnerships LimitedActive - Proposal to Strike offFigures not disclosed
- Vinci Fleet Services LimitedFigures not disclosed
- Vinci LimitedFigures not disclosed
- Vinci Partnerships LimitedFigures not disclosed
- Vinci Property LimitedFigures not disclosed
- Vinci UK Developments LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Dec 2025 (profit £1.2m), from the Companies House accounts bulk data published Oct 2026. Spotted an error? Request a correction.
Updated from Companies House on 21 Oct 2026
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.