Rockwash Geodata Ltd
Registered name: ROCKWASH GEODATA LTD
Part of Judges Scientific PLC groupRockwash Geodata Ltd made £2.2m revenue and £30.8k profit in the year to 31 Dec 2024.
Rockwash Geodata Ltd’s revenue was £2.2m in the year to 31 Dec 2024, with £30.8k profit and 17 employees. The company is classified under “other professional, scientific and technical activities” and is based in London; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- London, London
- Age
- 16 yrs · since 2010
- 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 2022 | 31 Dec 2023 | 31 Dec 2024 |
|---|---|---|---|
| Disclosure | No P&L | No P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | — | — | £2.2m |
| Cost of sales | — | — | −£587k |
| Operating profit | — | — | £28.7k |
| Profit before tax | — | — | £24.3k |
| Profit after tax | — | — | £30.8k |
| Profit (best available) | — | — | £30.8k |
| Employees (average) | 19 | 20 | 17 |
| Ratios | |||
| Profit margin | — | — | 1.4% |
| Revenue per employee | — | — | £129k |
| Profit per employee | — | — | £1.8k |
| Growth (year on year) | |||
| Headcount growth | — | ▲5.3% | ▼15% |
| Balance sheet — indirect signals, not revenue | |||
| Cash at bank | £1.2m | £480k | — |
| Net assets | £2.1m | £2m | — |
| Fixed assets | £820k | £715k | — |
| Current assets | £1.7m | £1.6m | — |
| Debtors | £282k | £900k | — |
| Source | FullAccounts · bulk data Sep 2024 | FullAccounts · bulk data Sep 2024 | Accounts · bulk data Mar 2026 |
How the business works
- Profit margin
- 1.4%
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £129k
- Revenue ÷ average employees.
- Profit per employee
- £1.8k
- 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
- ▼15%
- Now 17
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Judges Scientific PLCultimate parent75–100%
- Geotek Holding Limited75–100%
- Geotek Limited75–100%
- Rockwash Geodata Ltdthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (1)
- Spectra-Map LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
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Sources
Latest figures from accounts for the year to 31 Dec 2024 (profit £30.8k), from the Companies House accounts bulk data published Mar 2026. Spotted an error? Request a correction.
Updated from Companies House on 17 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.