# PROTOSTEM-AI LIMITED (15868359)

> PROTOSTEM-AI LIMITED is an active private limited company (company number 15868359) incorporated on 31 July 2024, registered in Liverpool. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest micro accounts cover the period ending 31 December 2025, showing net assets of −£5,766, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public.

- Status: Active
- Incorporated: 2024-07-31
- Registered office: Liverpool, L23 3AT
- SIC 74909: Other professional, scientific and technical activities n.e.c.
- Next accounts due: 2027-09-30
- Confirmation statement due: 2027-08-14
- Accounts type: MICRO ENTITY

By net assets it sits in the bottom quarter of 1,022 comparable companies in Liverpool (median £5,680, upper quartile £28k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-12-31 | −£5,766 | — | — | £12k | — | — | 1 |

current ratio 0; size band micro.

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

- Net assets below zero: Net assets £-5,766 at 31 December 2025
- Current assets below creditors within one year: Current ratio 0.0
- Incorporated two to five years ago: Incorporated 31 July 2024

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

## Persons with significant control

- Dr Dominic Mosses — owns 50–75% of shares; holds 50–75% of voting rights; can appoint or remove directors, since 2024-07-31

---
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/15868359
HTML: https://firmoscan.com/company/15868359-protostem-ai-limited