Ui Utility Infrastructure Holdco Limited
Registered name: UI UTILITY INFRASTRUCTURE HOLDCO LIMITED
Part of United Infrastructure Limited groupUi Utility Infrastructure Holdco Limited made £424m revenue and £46.5m profit in the year to 31 Mar 2026.
Ui Utility Infrastructure Holdco Limited’s revenue grew 59% to £424m in the year to 31 Mar 2026, with £46.5m profit and 1,411 employees. The company is classified under “dormant company” and is based in Warrington; we hold 2 years of its filed accounts.
- Status
- Active
- Location
- Warrington, North West
- Age
- 1 yr · since 2025
- 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
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Mar 2025 | 31 Mar 2026 |
|---|---|---|
| Disclosure | Full P&L | Full P&L |
| Profit & loss | ||
| Revenue (turnover) | £267m | £424m |
| Cost of sales | −£211m | −£340m |
| Gross profit | £55.9m | £84.4m |
| Operating profit | £33.4m | £40.3m |
| Profit before tax | £36.8m | £50.3m |
| Profit after tax | £26.5m | £46.5m |
| Profit (best available) | £26.5m | £46.5m |
| Employees (average) | 637 | 1,411 |
| Ratios | ||
| Profit margin | 9.9% | 11% |
| Gross margin | 20.9% | 19.9% |
| Revenue per employee | £420k | £301k |
| Profit per employee | £41.7k | £33k |
| Growth (year on year) | ||
| Revenue growth | — | ▲58.7% |
| Profit growth | — | ▲75.3% |
| Headcount growth | — | ▲121.5% |
| Balance sheet — indirect signals, not revenue | ||
| Net assets | — | — |
| Source | Accounts · bulk data Aug 2026 | Accounts · bulk data Aug 2026 |
How the business works
- Profit margin
- 11%
- Profit ÷ revenue.
- Gross margin
- 19.9%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £301k
- Revenue ÷ average employees.
- Profit per employee
- £33k
- 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
- ▲122%
- Now 1,411
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- United Infrastructure Limitedultimate parent75–100%
- Ui Intermediate II Limited75–100%
- United Infrastructure Management Limited75–100%
- Ui Utility Infrastructure Holdco Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (2)
- Ui Energy & Water Holdco LimitedFigures not disclosed
- Ui Telecoms & Power Holdco LimitedFigures not disclosed
Sister companies (4)
- Ui Social Infrastructure Holdco LimitedRev. £332m · Profit £30.2m
- Ui Central Holdings LimitedFigures not disclosed
- United Infrastructure Group Services LimitedFigures not disclosed
- United Infrastructure Investment LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Mar 2026 (profit £46.5m), from the Companies House accounts bulk data published Aug 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.