Portable Space Limited
Registered name: PORTABLE SPACE LIMITED
Part of Black Spark Limited groupPortable Space Limited made £26.5m revenue and £1.9m profit in the year to 30 Jun 2025.
Portable Space Limited’s revenue grew 6% to £26.5m in the year to 30 Jun 2025, with £1.9m profit and 72 employees. The company is classified under “renting and leasing of other machinery, equipment and tangible goods” and is based in Stowmarket; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Stowmarket, East of England
- Age
- 24 yrs · since 2002
- 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. From the filing: “Black Spark Limited”
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 30 Jun 2022 | 30 Jun 2023 | 30 Jun 2024 | 30 Jun 2025 |
|---|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | £20.9m | £21.6m | £25m | £26.5m |
| Cost of sales | £16.2m | £16.4m | £19.6m | £20.6m |
| Gross profit | £4.7m | £5.2m | £5.4m | £5.9m |
| Operating profit | £2.7m | £2.7m | £2.5m | £2.5m |
| Profit before tax | £2.7m | £2.7m | £2.5m | £2.5m |
| Profit after tax | £2m | £2.1m | £1.8m | £1.9m |
| Profit (best available) | £2m | £2.1m | £1.8m | £1.9m |
| Staff costs | £2.6m | £2.8m | £3.4m | — |
| Employees (average) | 55 | 67 | 65 | 72 |
| Ratios | ||||
| Profit margin | 9.6% | 9.9% | 7.4% | 7.1% |
| Gross margin | 22.6% | 24.1% | 21.5% | 22.1% |
| Revenue per employee | £380k | £323k | £384k | £367k |
| Profit per employee | £36.6k | £31.9k | £28.4k | £26k |
| Growth (year on year) | ||||
| Revenue growth | — | ▲3.4% | ▲15.6% | ▲5.9% |
| Profit growth | — | ▲6.2% | ▼13.7% | ▲1.3% |
| Headcount growth | — | ▲21.8% | ▼3% | ▲10.8% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £724k | £1.2m | £1.1m | £1.4m |
| Net assets | £8.5m | £9.6m | £9.7m | £9.9m |
| Fixed assets | £5.4m | £6.1m | £6.3m | £5.8m |
| Current assets | £7.8m | £8.4m | £8.7m | £9.7m |
| Debtors | £2.4m | £2.7m | £4m | £4m |
| Deferred income | £155k | £146k | £91.1k | — |
| Source | FullAccounts · bulk data Mar 2024 | FullAccounts · bulk data Mar 2024 | FullAccounts · bulk data Mar 2025 | FullAccounts · bulk data Oct 2025 |
How the business works
- Profit margin
- 7.1%
- Profit ÷ revenue.
- Gross margin
- 22.1%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £367k
- Revenue ÷ average employees.
- Profit per employee
- £26k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 22%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 15.3%
- 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
- ▲2%
- Now £9.9m
- Cash at bank
- ▲27%
- Now £1.4m
- Headcount
- ▲11%
- Now 72
- Deferred income
- —
- Now —
- Fixed assets
- ▼7%
- Now £5.8m
Group structure
Ownership chain
- Black Spark Limitedultimate parent75–100%
- Portable Space Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Subsidiaries (1)
- Equipify LtdFigures not disclosed
Sister companies (1)
- Flash Tag Me LtdFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
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Sources
Latest figures from FullAccounts for the year to 30 Jun 2025 (profit £1.9m), from the Companies House accounts bulk data published Oct 2025. 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.