# PROTON POWER LIMITED (SC562956)

> PROTON POWER LIMITED is an active private limited company (company number SC562956) incorporated on 10 April 2017, registered in Edinburgh. Its registered activity is repair of machinery (SIC 33120). Latest small accounts cover the period ending 30 June 2025, showing net assets of £22k and cash of £278, with 5 employees on average. Net assets rose 9% on the prior period (£20k).

- Status: Active
- Incorporated: 2017-04-10
- Registered office: Edinburgh, EH21 8QJ
- SIC 33120: Repair of machinery
- SIC 33170: Repair and maintenance of other transport equipment n.e.c.
- SIC 33190: Repair of other equipment
- Next accounts due: 2027-03-30
- Confirmation statement due: 2027-04-24
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the upper half of 3,833 comparable companies in the UK (median £11k, upper quartile £70k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-06-30 | £22k | £278 | £172k | £150k | — | — | 5 |
| 2024-06-30 | £20k | £30k | £411k | £421k | — | — | — |

current ratio 1.15; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £21,809 at 30 June 2025
- Incorporated five or more years ago: Incorporated 10 April 2017

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- N-Tropy Limited (corporate-entity) — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2018-01-09

---
Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/SC562956
HTML: https://firmoscan.com/company/SC562956-proton-power-limited