Interconnector Limited
Registered name: INTERCONNECTOR LIMITED
Part of Fluxys UK Limited groupInterconnector Limited made £117m revenue and £57.3m profit in the year to 31 Dec 2025.
Interconnector Limited’s revenue grew 3% to £117m in the year to 31 Dec 2025, with £57.3m profit and 86 employees. The company is classified under “transport via pipeline” and is based in London; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 31 yrs · since 1994
- 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 Dec 2023 | 31 Dec 2024 | 31 Dec 2025 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £131m | £113m | £117m |
| Operating profit | £66m | £65.1m | £69.9m |
| Profit before tax | £65.1m | £63.4m | £67.9m |
| Profit after tax | £47.9m | £49.1m | £57.3m |
| Profit (best available) | £47.9m | £49.1m | £57.3m |
| Employees (average) | 76 | 85 | 86 |
| Ratios | |||
| Profit margin | 36.5% | 43.3% | 48.9% |
| Revenue per employee | £1.7m | £1.3m | £1.4m |
| Profit per employee | £630k | £578k | £667k |
| Growth (year on year) | |||
| Revenue growth | — | ▼13.5% | ▲3.3% |
| Profit growth | — | ▲2.6% | ▲16.8% |
| Headcount growth | — | ▲11.8% | ▲1.2% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Apr 2025 | Accounts · bulk data Apr 2025 | Accounts · bulk data Apr 2026 |
How the business works
- Profit margin
- 48.9%
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £1.4m
- Revenue ÷ average employees.
- Profit per employee
- £667k
- 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
- ▲1%
- Now 86
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Fluxys UK Limitedultimate parent75–100%
- Interconnector Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (1)
- Interconnector Leasing Company LimitedFigures not disclosed
Sister companies (1)
- Gas Management Services 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 £57.3m), from the Companies House accounts bulk data published Apr 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.