Serotonin Ltd
Registered name: SEROTONIN LTD
Serotonin Ltd made £13.7k revenue and £211 profit in the year to 30 Jun 2025.
Serotonin Ltd’s revenue fell 25% to £13.7k in the year to 30 Jun 2025, with £211 profit and 0 employees. The company is classified under “other retail sale not in stores, stalls or markets” and is based in Bury ST. Edmunds; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Bury ST. Edmunds, East of England
- Age
- 6 yrs · since 2020
- 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 | 30 Jun 2022 | 30 Jun 2023 | 30 Jun 2024 | 30 Jun 2025 |
|---|---|---|---|---|
| Disclosure | No P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | — | £2.9k | £18.1k | £13.7k |
| Profit after tax | — | −£127 | £535 | £211 |
| Profit (best available) | — | −£127 | £535 | £211 |
| Staff costs | — | £0 | £0 | — |
| Employees (average) | 0 | 0 | 0 | 0 |
| Ratios | ||||
| Profit margin | — | −4.4% | 2.9% | 1.6% |
| Growth (year on year) | ||||
| Revenue growth | — | — | ▲532.5% | ▼24.7% |
| Profit growth | — | — | — | ▼60.6% |
| Balance sheet — indirect signals, not revenue | ||||
| Net assets | £481 | £607 | £56 | £333 |
| Fixed assets | £0 | £0 | £0 | £0 |
| Current assets | £656 | £530 | £593 | £333 |
| Source | Accounts · bulk data Oct 2023 | Accounts · bulk data Oct 2023 | FullAccounts · bulk data Mar 2025 | FullAccounts · bulk data Mar 2026 |
How the business works
- Profit margin
- 1.6%
- Profit ÷ revenue.
- Gross margin
- —
- 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
- 0%
- 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
- ▲495%
- Now £333
- Cash at bank
- —
- Now —
- Headcount
- —
- Now 0
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now £0
Sources
Latest figures from FullAccounts for the year to 30 Jun 2025 (profit £211), 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.