Navtech Radar Limited

Active03699400 Private limited company

Incorporated: 21 January 1999 (27 years)
Industry: Other information technology service activities (62090)
Other research and experimental development on natural sciences and engineering (72190)
Directors: Joseph Angus Barrero
Tom Davies
Richard John Morris
all 4 directors
Owned by: Halma PLC
Accounts type: Full
Region: South East
Address: Home Farm
Ardington
Wantage
OX12 8PD

Website & contact details

Website: navtechradar.com

Filing status

Accounts due: 1 January 2028
Last accounts: 31 March 2026
Conf. stmt due: 14 April 2027
Last conf. stmt: 31 March 2026

Charges

Total: 1
Outstanding: 0
Part satisfied: 0
Satisfied: 1

Officers 4 active

Officer details are public data from the Companies House register.

Barrero, Joseph Angus

Director · Appointed 1 April 2026

British

Born March 1985 (41)

Davies, Tom

Director · Appointed 1 July 2023

British

Born August 1976 (50)

Morris, Richard John

Director · Appointed 28 February 2022

Also at The Engineering Trust · more companies

British

Born January 1975 (51)

Early, Louise Elizabeth

Director · Appointed 1 May 2021

Also at Sdi Group PLC · more companies

British

Born March 1975 (51)

Officer history (16 former)

15 October 2026

Resigned Newsom, Tyler Boyd as Director

1 April 2026

Appointed Barrero, Joseph Angus as Director

30 September 2025

Appointed Newsom, Tyler Boyd as Director

30 September 2025

Resigned Mortimer, Joseph Edward as Director

30 September 2025

Resigned Müller, Thorsten, Dr as Director

26 June 2024

Resigned Avery, Philip David as Director

31 July 2023

Resigned D'Souza, Anthony Vincent as Director

1 July 2023

Appointed Davies, Tom as Director

25 May 2023

Resigned Spaan, Belle Wilhelmina Johanna as Director

1 November 2022

Appointed Müller, Thorsten, Dr as Director

17 March 2022

Resigned Prestidge, Tim, Dr as Director

8 March 2022

Appointed Spaan, Belle Wilhelmina Johanna as Director

8 March 2022

Resigned Van Der Pant, Gavin Lawrence as Director

28 February 2022

Appointed Morris, Richard John as Director

1 May 2021

Appointed Early, Louise Elizabeth as Director

1 April 2021

Resigned Mcmillan, Wendy Juliet as Director

1 April 2021

Appointed Prestidge, Tim, Dr as Director

1 August 2020

Appointed Mortimer, Joseph Edward as Director

14 November 2018

Appointed Mcmillan, Wendy Juliet as Director

14 November 2018

Resigned Clarke, Stephen Craig as Director

14 November 2018

Appointed Van Der Pant, Gavin Lawrence as Director

14 November 2018

Resigned Callaghan, Stephen James as Director

12 January 2018

Appointed Clarke, Stephen Craig as Director

10 January 2018

Resigned Clark, Stephen Malcolm as Director

28 January 2015

Resigned Avery, David Galsworthy as Secretary

1 August 2014

Appointed Callaghan, Stephen James as Director

22 May 2009

Resigned Rosenthal, Andrew John as Director

1 January 2009

Appointed D'Souza, Anthony Vincent as Director

1 March 2006

Appointed Rosenthal, Andrew John as Director

9 September 1999

Appointed Avery, Philip David as Director

1 September 1999

Appointed Avery, David Galsworthy as Secretary

1 September 1999

Appointed Clark, Stephen Malcolm as Director

1 September 1999

Resigned Oss Secretaries Limited as Corporate Secretary

1 September 1999

Resigned Oss Directors Limited as Corporate Director

21 January 1999

Appointed Oss Secretaries Limited as Corporate Secretary

21 January 1999

Appointed Oss Directors Limited as Corporate Director

Ownership 1 active

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

Halma PLC

Corporate entity · Notified 14 November 2018

Owns 75–100% of shares

Holds 75–100% of voting rights

Right to appoint and remove directors

Public Limited Company

Reg. no. 00040932

Former controllers (7)

14 November 2018

Ceased Anthony Vincent D'Souza — Has significant influence or control

14 November 2018

Ceased Philip David Avery — Has significant influence or control

14 November 2018

Ceased Stephen Craig Clarke — Has significant influence or control

14 November 2018

Ceased Philip David Avery — Owns 50–75% of shares

14 November 2018

Ceased Stephen James Callaghan — Has significant influence or control

14 November 2018

Ceased Anthony Vincent Dsouza — Owns 25–50% of shares

10 January 2018

Ceased Stephen Malcolm Clark — Owns 25–50% of shares

Group structure 24 shown

Ownership group derived from the Companies House PSC register

Halma Public Limited Company

Advanced Electronics Limited Owns 75–100% of shares

Alpha Instrumatics Holding Company Limited Owns 75–100% of shares

Amsgro Limited Owns 75–100% of shares

Alpha Moisture Systems Limited Owns 75–100% of shares

Shaw Moisture Meters (U.K.) Limited Owns 75–100% of shares

Altomed Group Holdings Limited Owns 75–100% of shares

Altomed Limited Owns 75–100% of shares

Exochrome (NI) Limited Owns 75–100% of shares

Ampac Europe Limited Owns 75–100% of shares

Apollo Fire Detectors Limited Owns 75–100% of shares

Asl Holdings Limited Owns 75–100% of shares

Avire Limited Owns 75–100% of shares

Avire Trading Limited Owns 75–100% of shares

Castell Safety International Limited Owns 75–100% of shares

Cranford Controls Limited Has significant influence or control

Crowcon Detection Instruments Limited Owns 75–100% of shares

DCR Inspection Systems Limited Owns 75–100% of shares

Diba Industries Limited Owns 75–100% of shares

E2S Group Ltd Owns 75–100% of shares

European Safety Systems Limited Owns 75–100% of shares

European Circuit Solutions Limited Owns 75–100% of shares

Elfab Limited Owns 75–100% of shares

Navtech Radar Limited This company Owns 75–100% of shares

And 26 more

Filings 146

Date	Description	Made Up To
23 October 2026	Full accounts	31 March 2026
15 October 2026	Termination of appointment of a director
14 April 2026	Confirmation statement with no updates	31 March 2026
1 April 2026	Appointment of a director
11 November 2025	Full accounts	31 March 2025