Red Semiconductor International Ltd

Active11325766 Private limited company

Incorporated: 24 April 2018 (8 years)
Previously known as: Sounz Electric Ltd (until 24 January 2024)
This list may be incomplete. See all names on Companies House
Industry: Manufacture of electronic components (26110)
Engineering related scientific and technical consulting activities (71122)
Directors: Craig William Stanley
Michael George Bartley
Stephen Gregory Evans

list may be incomplete
Owned by: David James Anderson Calderwood
James Edwin Lewis
Accounts type: Micro entity
Region: South East
Address: 173 Harwell Innovation Centre Curie Avenue
Harwell Science & Innovation Campus
Didcot
OX11 0QG

Filing status

Accounts due: 31 January 2027
Last accounts: 31 January 2025
Conf. stmt due: 15 December 2026
Last conf. stmt: 1 December 2025

Officers

This list may be incomplete. See all officers on Companies House

Officer details are public data from the Companies House register.

Stanley, Craig William

Director · Appointed 8 October 2026

Also at Alpha Initiatives Ltd

American

Born December 1972 (53)

Bartley, Michael George

Director · Appointed 8 October 2026

British

Born July 1962 (64)

Evans, Stephen Gregory

Director · Appointed 8 October 2026

British

Born September 1963 (63)

Ahmed, Ajaz

Director · Appointed 5 August 2025

Also at Offa Holdings Limited, Charterhouse Advisory Limited · more companies

British

Born October 1975 (51)

Ownership 2 active

People and entities with significant control, from the Companies House PSC register

David James Anderson Calderwood

Individual · Notified 1 April 2024

Owns 25–50% of shares

British

Born July 1959 (67)

James Edwin Lewis

Individual · Notified 24 April 2018

Owns 25–50% of shares

Holds 75–100% of voting rights

Right to appoint and remove directors

British

Born December 1961 (64)

Former controllers (1)

6 April 2026

Ceased Eng Juan Han Calderwood — Owns 25–50% of shares

Financials

Balance sheet as at 31 January 2025 · micro entity accounts

Net Assets: £31,208
Employees: 2

Debt Ratio: 2%
Current Ratio: 33.4x

Trend

Net Assets

Balance sheet detail

	2025	2024	2023	2022	2021	2020
Fixed Assets	£6,015	£99	£99	£99	£99	£99
Current Assets	£25,971	£2,571	£2,571	£3,999	£3,999	£2,571
Creditors (< 1 year)	£778			£0	£0	£0
Creditors (> 1 year)	£0			£1,428	£1,428	£0
Net Current Assets	£25,193	£2,571	£2,571	£3,999	£3,999	£2,571
Net Assets	£31,208	£2,670	£2,670	£2,670	£2,670	£2,670
Shareholder Funds	£31,208	£2,670	£2,670	£2,670	£2,670	£2,670

Filings

Recent filings only. See the full history on Companies House

Date	Description	Made Up To	Pages	PDF
21 October 2026	Appointment of a director
21 October 2026	Appointment of a director
21 October 2026	Appointment of a director
6 May 2026	Appointment of a director
6 May 2026	Cessation of a person with significant control