HS1 Limited
Registered name: HS1 LIMITED
Part of Betjeman Holdings Jvco Limited groupHS1 Limited made £292m revenue and £115m profit in the year to 31 Mar 2026.
HS1 Limited’s revenue fell 1% to £292m in the year to 31 Mar 2026, with £115m profit and 62 employees. The company is classified under “other urban, suburban or metropolitan passenger land transport (not underground, metro or similar)” and is based in London; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 28 yrs · since 1998
- Type
- Private Limited Company
Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently.
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Mar 2024 | 31 Mar 2025 | 31 Mar 2026 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £300m | £293m | £292m |
| Cost of sales | £248m | £235m | £250m |
| Gross profit | £52m | £58.2m | £42.3m |
| Profit before tax | £101m | £137m | £133m |
| Profit after tax | £102m | £122m | £115m |
| Profit (best available) | £102m | £122m | £115m |
| Staff costs | £8.5m | £8.6m | £9.6m |
| Employees (average) | 60 | 59 | 62 |
| Ratios | |||
| Profit margin | 33.9% | 41.5% | 39.5% |
| Gross margin | 17.3% | 19.8% | 14.5% |
| Revenue per employee | £5m | £5m | £4.7m |
| Profit per employee | £1.7m | £2.1m | £1.9m |
| Growth (year on year) | |||
| Revenue growth | — | ▼2.1% | ▼0.5% |
| Profit growth | — | ▲19.8% | ▼5.3% |
| Headcount growth | — | ▼1.7% | ▲5.1% |
| Balance sheet — indirect signals, not revenue | |||
| Cash at bank | £9.3m | £3.6m | £3m |
| Net assets | £445m | £612m | £703m |
| Fixed assets | £3.8bn | £3.9bn | £3.9bn |
| Current assets | £116m | £111m | £122m |
| Debtors | £92.5m | £87.8m | £92.2m |
| Deferred income | £600k | £300k | £1.2m |
| Source | FullAccounts · bulk data Aug 2025 | FullAccounts · bulk data Aug 2025 | FullAccounts · bulk data Jul 2026 |
How the business works
- Profit margin
- 39.5%
- Profit ÷ revenue.
- Gross margin
- 14.5%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £4.7m
- Revenue ÷ average employees.
- Profit per employee
- £1.9m
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 1344%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 0.4%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 31.6%
- 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
- ▲15%
- Now £703m
- Cash at bank
- ▼17%
- Now £3m
- Headcount
- ▲5%
- Now 62
- Deferred income
- ▲300%
- Now £1.2m
- Fixed assets
- ▲2%
- Now £3.9bn
Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.
Group structure
Ownership chain
- Betjeman Holdings Jvco Limitedultimate parent75–100%
- Betjeman Holdings Midco Limited75–100%
- Betjeman Holdings Limited75–100%
- Helix Midco Limited75–100%
- Helix Bufferco Limited75–100%
- Helix Acquisition Limited75–100%
- HS1 Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (1)
- High Speed One (HS1) LimitedFigures not disclosed
Sister companies (3)
- High Speed Rail Finance (1) PLCRev. £0 · Profit £0
- CTRL (UK) LimitedFigures not disclosed
- High Speed Rail Finance PLCRev. — · Profit £0
Minority corporate shareholders
From the Persons with Significant Control register (corporate controllers only).
Similar profitable businesses
Sources
Latest figures from FullAccounts for the year to 31 Mar 2026 (profit £115m), from the Companies House accounts bulk data published Jul 2026. Spotted an error? Request a correction.
Updated from Companies House on 11 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.