# PHASE CHANGE OPTOELECTRONICS LIMITED (15485277)

> PHASE CHANGE OPTOELECTRONICS LIMITED is an active private limited company (company number 15485277) incorporated on 12 February 2024, registered in Reading. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). Latest micro accounts cover the period ending 31 July 2025, showing net assets of −£250, 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: 2024-02-12
- Registered office: Reading, RG1 6FF
- SIC 71122: Engineering related scientific and technical consulting activities
- Next accounts due: 2027-04-30
- Confirmation statement due: 2027-02-26
- Accounts type: MICRO ENTITY

By net assets it sits in the bottom quarter of 333 comparable companies in Reading (median £12k, upper quartile £52k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-07-31 | −£250 | — | — | — | — | — | 1 |

size band micro.

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

- Net assets below zero: Net assets £-250 at 31 July 2025
- Incorporated two to five years ago: Incorporated 12 February 2024

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

## Persons with significant control

- Mr Peiman Hosseini — owns 25–50% of shares; holds 25–50% of voting rights, since 2024-02-12
- Dr Harish Bhaskaran — owns 25–50% of shares; holds 25–50% of voting rights, since 2024-02-13

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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/15485277
HTML: https://firmoscan.com/company/15485277-phase-change-optoelectronics-limited