Envirodyne Holdings Limited

Company number: 01968550
Status: Active
Type: Private Limited Company
Incorporated: 4 Dec 1985
Nature of business: Manufacture of electronic measuring, testing etc. equipment, not for industrial process control

Registered office

71 Queen Victoria Street
London
EC4V 4BE

Previous names

Sonardyne Group Limited (until 2 Mar 2020)
Sonardyne Holdings Limited (until 4 Jul 2026)
Altonquart Limited (until 1 Jan 1986)

Control

Name	Nature of control	Notified	Ceased
Mrs Nicola Jane Evans	Ownership Of Shares 25 To 50 Percent Voting Rights 75 To 100 Percent	13 Nov 2024
Mr Simon Charles Partridge	Ownership Of Shares 25 To 50 Percent Voting Rights 50 To 75 Percent	13 Nov 2024
Mrs Betsan Felicity Partridge	Ownership Of Shares 25 To 50 Percent	6 Apr 2016
Mr Charles John Partridge	Voting Rights 50 To 75 Percent	6 Apr 2016

Accounts

Year ended	Cash	Employees
31 Dec 2025	-	-
31 Dec 2024	-	-
31 Dec 2023	£8,253,576	4
31 Dec 2022	-	-
31 Dec 2021	-	-
31 Mar 2021	-	-
31 Mar 2020	-	-
31 Mar 2019	-	-
31 Mar 2018	-	-
31 Mar 2017	-	-
31 Mar 2016	-	-
31 Mar 2015	-	-
31 Mar 2014	-	-
31 Mar 2013	-	-
31 Mar 2012	-	-
31 Mar 2011	-	-
31 Mar 2010	-	-
31 Mar 2009	-	-
31 Mar 2008	-	-
31 Mar 2007	-	-
31 Mar 2006	-	-
31 Mar 2005	-	-
31 Mar 2004	-	-
31 Mar 2003	-	-
31 Mar 2002	-	-
31 Mar 2001	-	-
31 Mar 2000	-	-
31 Mar 1999	-	-
31 Mar 1998	-	-
31 Mar 1997	-	-
31 Mar 1996	-	-
31 Dec 1994	-	-
31 Dec 1993	-	-
31 Dec 1992	-	-
31 Dec 1991	-	-
31 Dec 1990	-	-
31 Dec 1989	-	-
31 Dec 1988	-	-
31 Dec 1987	-	-
31 Dec 1986	-	-

Connections

Controls

Acousonix Limited (14555022)
Sonardyne Limited (01030381)

Registered address

996 companies are registered at this address - likely a registration agent.

Data