C3 Construction Group Limited
Registered name: C3 CONSTRUCTION GROUP LIMITED
C3 Construction Group Limited made £129m revenue and £1.4m profit in the year to 30 Sep 2025.
C3 Construction Group Limited’s revenue grew 5% to £129m in the year to 30 Sep 2025, with £1.4m profit and 110 employees. The company is classified under “activities of other holding companies” and is based in Leicester; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Leicester, East Midlands
- Age
- 8 yrs · since 2017
- 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.
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 30 Sep 2022 | 30 Sep 2023 | 30 Sep 2024 | 30 Sep 2025 |
|---|---|---|---|---|
| Disclosure | Profit only | Profit only | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | — | — | £122m | £129m |
| Cost of sales | — | — | −£102m | −£109m |
| Gross profit | — | — | £19.9m | £19.6m |
| Operating profit | — | — | £4.1m | £3.3m |
| Profit before tax | — | — | £3m | £2.2m |
| Profit after tax | £2.5m | £1.6m | £885k | £1.4m |
| Profit (best available) | £2.5m | £1.6m | £885k | £1.4m |
| Employees (average) | 4 | 4 | 109 | 110 |
| Ratios | ||||
| Profit margin | — | — | 0.7% | 1.1% |
| Gross margin | — | — | 16.3% | 15.2% |
| Revenue per employee | — | — | £1.1m | £1.2m |
| Profit per employee | £625k | £405k | £8.1k | £12.4k |
| Growth (year on year) | ||||
| Revenue growth | — | — | — | ▲5.4% |
| Profit growth | — | ▼35.3% | ▼45.4% | ▲54.3% |
| Headcount growth | — | 0% | ▲2625% | ▲0.9% |
| Balance sheet — indirect signals, not revenue | ||||
| Net assets | £1.1m | £1.1m | £1.1m | — |
| Fixed assets | £13.6m | £13.6m | £13.6m | — |
| Debtors | £78.2k | £0 | £0 | — |
| Deferred income | — | £54.7k | £54.7k | — |
| Source | Accounts · bulk data Apr 2024 | Accounts · bulk data Apr 2024 | FullAccounts · bulk data Apr 2025 | Accounts · bulk data Mar 2026 |
How the business works
- Profit margin
- 1.1%
- Profit ÷ revenue.
- Gross margin
- 15.2%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £1.2m
- Revenue ÷ average employees.
- Profit per employee
- £12.4k
- 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 110
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Subsidiaries (1)
- C3 Construction Holdings LimitedRev. £0 · Profit £1m
Minority corporate shareholders
- Masark Limited 25–50%
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 30 Sep 2025 (profit £1.4m), from the Companies House accounts bulk data published Mar 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.