GRL Construction Limited
Registered name: GRL CONSTRUCTION LIMITED
Part of The Wellcome Trust Limited groupGRL Construction Limited made £457k revenue and £0 profit in the year to 30 Sep 2025.
GRL Construction Limited’s revenue fell 97% to £457k in the year to 30 Sep 2025, with £0 profit. The company is classified under “development of building projects” and is based in London; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 11 yrs · since 2014
- 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 | 30 Sep 2023 | 30 Sep 2024 | 30 Sep 2025 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £12.6m | £15.3m | £457k |
| Cost of sales | −£12.5m | −£15.3m | −£432k |
| Gross profit | £55k | £25k | £25k |
| Operating profit | £0 | £0 | £0 |
| Profit before tax | £0 | £0 | £0 |
| Profit after tax | £0 | £0 | £0 |
| Profit (best available) | £0 | £0 | £0 |
| Employees (average) | — | — | — |
| Ratios | |||
| Profit margin | 0% | 0% | 0% |
| Gross margin | 0.4% | 0.2% | 5.5% |
| Growth (year on year) | |||
| Revenue growth | — | ▲22% | ▼97% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Jan 2025 | Accounts · bulk data Jan 2025 | Accounts · bulk data Mar 2026 |
How the business works
- Profit margin
- 0%
- Profit ÷ revenue.
- Gross margin
- 5.5%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- Revenue ÷ average employees.
- Profit per employee
- —
- 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
- —
- Now —
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- The Wellcome Trust Limitedultimate parent75–100%
- Genome Research Limited75–100%
- GRL Construction Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (4)
- Genome Research Trading LimitedRev. £2.1m · Profit £91.8k
- Base RX LimitedFigures not disclosed
- Genome Research Pensions Trustee LimitedFigures not disclosed
- Hinxton Hall LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 30 Sep 2025 (profit £0), from the Companies House accounts bulk data published Mar 2026. Spotted an error? Request a correction.
Updated from Companies House on 13 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.