Helix Acquisition Limited
Registered name: HELIX ACQUISITION LIMITED
Part of Betjeman Holdings Jvco Limited groupHelix Acquisition Limited made £115m profit in the year to 31 Mar 2026 (revenue not disclosed).
Helix Acquisition Limited reported £115m profit in the year to 31 Mar 2026, down 5% on the year before; its revenue was not disclosed. It had 62 employees. The company is classified under “activities of other holding companies” and is based in London; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 15 yrs · since 2010
- Type
- Private Limited Company
Pass-through vehicle. This looks like a holding, staffing or umbrella company. Its revenue and profit may largely pass through to or from other entities, so the figures may not reflect a standalone operating business. It is excluded from our opportunity lists.
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
This company published its profit but not its turnover, so revenue and margins are not disclosed. We never estimate them.
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 | Profit only | Profit only | Profit only |
| Profit & loss | |||
| Revenue (turnover) | — | — | — |
| Profit after tax | £2.2m | £122m | £115m |
| Profit (best available) | £2.2m | £122m | £115m |
| Employees (average) | 60 | 59 | 62 |
| Ratios | |||
| Profit margin | — | — | — |
| Profit per employee | £36.7k | £2.1m | £1.9m |
| Growth (year on year) | |||
| Profit growth | — | ▲5427% | ▼5.3% |
| Headcount growth | — | ▼1.7% | ▲5.1% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | £0 | £0 | £0 |
| Source | FullAccounts · bulk data Aug 2025 | FullAccounts · bulk data Aug 2025 | FullAccounts · bulk data Jul 2026 |
How the business works
- Profit margin
- —
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- 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
- —
- 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 £0
- Cash at bank
- —
- Now —
- Headcount
- ▲5%
- Now 62
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
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 Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (4)
- HS1 LimitedRev. £292m · Profit £115m
- 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).
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.
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.