S.e.i. [WM] Ltd
Registered name: S.E.I. [WM] LTD
S.e.i. [WM] Ltd made £780k revenue and £79.6k profit in the year to 31 Mar 2026.
S.e.i. [WM] Ltd’s revenue grew 8% to £780k in the year to 31 Mar 2026, with £79.6k profit and 4 employees. The company is classified under “other specialised construction activities” and is based in Darlaston; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Darlaston, West Midlands
- Age
- 16 yrs · since 2010
- Type
- Private Limited Company
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Mar 2023 | 31 Mar 2024 | 31 Mar 2025 | 31 Mar 2026 |
|---|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | £433k | £645k | £725k | £780k |
| Cost of sales | £305k | £439k | £517k | £517k |
| Gross profit | £127k | £206k | £208k | £263k |
| Operating profit | — | £25k | £40.5k | £105k |
| Profit before tax | £7.7k | £25k | £40.1k | £105k |
| Profit after tax | £7.7k | £23.9k | £38.2k | £79.6k |
| Profit (best available) | £7.7k | £23.9k | £38.2k | £79.6k |
| Employees (average) | 2 | 4 | 2 | 4 |
| Ratios | ||||
| Profit margin | 1.8% | 3.7% | 5.3% | 10.2% |
| Gross margin | 29.4% | 31.9% | 28.7% | 33.8% |
| Revenue per employee | £216k | £161k | £363k | £195k |
| Profit per employee | £3.9k | £6k | £19.1k | £19.9k |
| Growth (year on year) | ||||
| Revenue growth | — | ▲49.1% | ▲12.4% | ▲7.6% |
| Profit growth | — | ▲208.5% | ▲59.8% | ▲108.3% |
| Headcount growth | — | ▲100% | ▼50% | ▲100% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £14.4k | £15.5k | £37.5k | £36.9k |
| Net assets | £10.7k | £14.6k | £12.8k | £14.4k |
| Fixed assets | £2k | £2k | £37k | £33k |
| Current assets | £92.4k | £104k | £97k | £182k |
| Debtors | £43k | £66.8k | £59.5k | £145k |
| Source | FullAccounts · bulk data Sep 2024 | FullAccounts · bulk data Sep 2024 | FullAccounts · bulk data Jun 2025 | FullAccounts · bulk data Jun 2026 |
How the business works
- Profit margin
- 10.2%
- Profit ÷ revenue.
- Gross margin
- 33.8%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £195k
- Revenue ÷ average employees.
- Profit per employee
- £19.9k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 4.2%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 18.6%
- 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
- ▲12%
- Now £14.4k
- Cash at bank
- ▼2%
- Now £36.9k
- Headcount
- ▲100%
- Now 4
- Deferred income
- —
- Now —
- Fixed assets
- ▼11%
- Now £33k
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Sources
Latest figures from FullAccounts for the year to 31 Mar 2026 (profit £79.6k), from the Companies House accounts bulk data published Jun 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.