# INTELLIGENT SENSOR SYSTEMS LIMITED (04614145)

> INTELLIGENT SENSOR SYSTEMS LIMITED is an active private limited company (company number 04614145) incorporated on 11 December 2002, registered in Reading. Its registered activity is other research and experimental development on natural sciences and engineering (SIC 72190). Latest micro accounts cover the period ending 31 December 2024, showing net assets of £37k, with 3 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 104% on the prior period (−£963k).

- Status: Active
- Incorporated: 2002-12-11
- Registered office: Reading, RG7 1QX
- SIC 72190: Other research and experimental development on natural sciences and engineering
- Next accounts due: 2026-09-30
- Confirmation statement due: 2026-12-25
- Accounts type: MICRO ENTITY

By net assets it sits in the upper half of 77 comparable companies in Reading (median £6,810, upper quartile £93k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2024-12-31 | £37k | — | — | — | — | — | 3 |
| 2023-12-31 | −£963k | — | — | — | — | — | 3 |

size band micro.

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

- Net assets above zero: Net assets £37,245 at 31 December 2024
- Net assets up 10% or more on the prior period: +103.9% vs prior period
- Incorporated five or more years ago: Incorporated 11 December 2002
- Accounts past their due date: Due 30 September 2026

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

## Persons with significant control

- Dr Tongyu Liu — owns 25–50% of shares, since 2016-04-06

---
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/04614145
HTML: https://firmoscan.com/company/04614145-intelligent-sensor-systems-limited