J & J Mechanical Limited

Active14932982 Private limited company

Incorporated: 13 June 2023 (3 years)
Previously known as: J & J Heat Limited (until 9 April 2026)
This list may be incomplete. See all names on Companies House
Industry: Plumbing, heat and air-conditioning installation (43220)
Other business support service activities n.e.c. (82990)
Directors: Thomas Davies

list may be incomplete
Owned by: James Andrew Tweedy
Accounts type: Total exemption full
Region: South East
Address: Terminal E2
Farnborough Airport
Farnborough
GU14 6XA

Officers

Officer details are public data from the Companies House register.

Davies, Thomas

Director · Appointed 16 October 2026

British

Born December 1995 (30)

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

James Andrew Tweedy

Individual · Notified 13 June 2023

Owns 50–75% of shares

Holds 50–75% of voting rights

Right to appoint and remove directors

British

Born January 1987 (39)

Former controllers (1)

14 June 2023

Ceased Joshua Ward — Owns 25–50% of shares

Figures from 2025 accounts. Newer accounts, made up to 30 June 2026, are filed but not read yet. See them on Companies House

Balance sheet detail

	2025	2024

Date	Description	Made Up To
30 October 2026	Appointment of a director
7 September 2026	Total exemption full accounts	30 June 2026
4 July 2026	Appointment of a director
19 May 2026	Confirmation statement with no updates	12 May 2026
9 April 2026	Certificate of change of name