Introduction
Watch Company
S
SENTINEL PHOTONICS LIMITED
SENTINEL PHOTONICS LIMITED is an active company incorporated on 19 August 2019 with the registered office located in Porton Down. The company operates in the Manufacturing sector, specifically engaged in unknown sic code (32990) and 1 other business activity. SENTINEL PHOTONICS LIMITED was registered 6 years ago.(SIC: 32990, 72190)
Status
active
Active since 6 years ago
Company No
12163852
LTD Company
Age
6 Years
Incorporated 19 August 2019
Size
N/A
Accounts
ARD: 31/12Up to Date
Last Filed
Made up to 31 December 2024 (1 year ago)
Submitted on 10 June 2025 (9 months ago)
Period: 1 April 2024 - 31 December 2024(10 months)
Type: Total Exemption (Full)
Next Due
Due by 30 September 2026
Period: 1 January 2025 - 31 December 2025
Confirmation Statement
Up to Date
Last Filed
Made up to 2 June 2025 (9 months ago)
Submitted on 2 June 2025 (9 months ago)
Next Due
Due by 16 June 2026
For period ending 2 June 2026
Address
Porton Science Park Bybrook Road Porton Down, SP4 0BF,
16 key events • 2019 - 2023
Funding Officers Ownership
Company Founded
Aug 19
Incorporation Company
Director Left
Sept 20
Termination Director Company With Name T...
Director Joined
Sept 20
Appoint Person Director Company With Nam...
Director Joined
Feb 21
Appoint Person Director Company With Nam...
Director Left
Feb 21
Termination Director Company With Name T...
Director Joined
May 21
Appoint Person Director Company With Nam...
Director Joined
Sept 21
Appoint Person Director Company With Nam...
Director Left
Oct 21
Termination Director Company With Name T...
Owner Exit
Dec 21
Cessation Of A Person With Significant C...
New Owner
Dec 21
Notification Of A Person With Significan...
New Owner
Dec 21
Notification Of A Person With Significan...
Director Joined
Dec 21
Appoint Person Director Company With Nam...
Funding Round
Dec 21
Capital Allotment Shares
Loan Secured
Sept 22
Mortgage Create With Deed With Charge Nu...
Funding Round
Oct 22
Capital Allotment Shares
Funding Round
Mar 23
Capital Allotment Shares
3
Funding
8
Officers
3
Ownership
0
Accounts
Officers
7
4 Active
3 Resigned
Name
Role
Appointed
Status
BARKWORTH-NANTON, Henrietta Rosamund Clare
ActiveBybrook Road, Porton DownSP4 0BF
Born January 1967
Director
Appointed 15 Feb 2021
BARKWORTH-NANTON, Henrietta Rosamund Clare
Bybrook Road, Porton DownSP4 0BF
Born January 1967
Director
15 Feb 2021
Active
BURGESS, Christopher David, Dr
ActiveBybrook Road, Porton DownSP4 0BF
Born May 1983
Director
Appointed 05 May 2021
BURGESS, Christopher David, Dr
Bybrook Road, Porton DownSP4 0BF
Born May 1983
Director
05 May 2021
Active
SCOTT, Gordon Paul
ActiveBybrook Road, Porton DownSP4 0BF
Born July 1968
Director
Appointed 21 Jul 2021
SCOTT, Gordon Paul
Bybrook Road, Porton DownSP4 0BF
Born July 1968
Director
21 Jul 2021
Active
TIPPER, Sean Michael Tsi-Ong
ActiveBybrook Road, Porton DownSP4 0BF
Born July 1993
Director
Appointed 13 Dec 2021
TIPPER, Sean Michael Tsi-Ong
Bybrook Road, Porton DownSP4 0BF
Born July 1993
Director
13 Dec 2021
Active
CALLISTER, Stephen John Paul
ResignedBybrook Road, Porton DownSP4 0BF
Born January 1965
Director
Appointed 19 Aug 2019
Resigned 11 Feb 2021
CALLISTER, Stephen John Paul
Bybrook Road, Porton DownSP4 0BF
Born January 1965
Director
19 Aug 2019
Resigned 11 Feb 2021
Resigned
KIRBY, James Michael
ResignedBybrook Road, Porton DownSP4 0BF
Born February 1961
Director
Appointed 19 Aug 2019
Resigned 21 May 2020
KIRBY, James Michael
Bybrook Road, Porton DownSP4 0BF
Born February 1961
Director
19 Aug 2019
Resigned 21 May 2020
Resigned
WILLIAMSON, Robin James
ResignedBybrook Road, Porton DownSP4 0BF
Born February 1978
Director
Appointed 24 Sept 2020
Resigned 23 Sept 2021
WILLIAMSON, Robin James
Bybrook Road, Porton DownSP4 0BF
Born February 1978
Director
24 Sept 2020
Resigned 23 Sept 2021
Resigned
Persons with significant control
4
3 Active
1 Ceased
Name
Nature of Control
Notified
Status
Porton Science Park, Bybrook Road, SalisburySP4 0BF
Nature of Control
Ownership of shares 25 to 50 percent
Voting rights 25 to 50 percent
Notified 09 Mar 2023
Ploughshare Innovations Ltd
Porton Science Park, Bybrook Road, SalisburySP4 0BF
Ownership of shares 25 to 50 percent
Voting rights 25 to 50 percent
09 Mar 2023
Active
Sean Michael Tsi-Ong Tipper
ActiveBybrook Road, Porton DownSP4 0BF
Born July 1993
Nature of Control
Ownership of shares 25 to 50 percent
Voting rights 25 to 50 percent
Notified 13 Dec 2021
Sean Michael Tsi-Ong Tipper
Bybrook Road, Porton DownSP4 0BF
Born July 1993
Ownership of shares 25 to 50 percent
Voting rights 25 to 50 percent
13 Dec 2021
Active
Dr Christopher David Burgess
ActiveBybrook Road, Porton DownSP4 0BF
Born May 1983
Nature of Control
Ownership of shares 25 to 50 percent
Voting rights 25 to 50 percent
Notified 13 Dec 2021
Dr Christopher David Burgess
Bybrook Road, Porton DownSP4 0BF
Born May 1983
Ownership of shares 25 to 50 percent
Voting rights 25 to 50 percent
13 Dec 2021
Active
Bybrook Road, Porton DownSP4 0BF
Nature of Control
Ownership of shares 75 to 100 percent
Voting rights 75 to 100 percent
Right to appoint and remove directors
Notified 19 Aug 2019
Ceased 13 Dec 2021
Ploughshare Innovations Ltd
Bybrook Road, Porton DownSP4 0BF
Ownership of shares 75 to 100 percent
Voting rights 75 to 100 percent
Right to appoint and remove directors
19 Aug 2019
Ceased 13 Dec 2021
Ceased
Filing History
35
Description
Type
Date Filed
Document
5 March 2026
PSC02Notification of Relevant Legal Entity PSC
Notification Of A Person With Significant Control
PSC02Notification of Relevant Legal Entity PSC
5 March 2026
14 January 2025
AA01Change of Accounting Reference Date
Change Account Reference Date Company Previous Shortened
AA01Change of Accounting Reference Date
14 January 2025
6 September 2022
MR01Registration of a Charge
Mortgage Create With Deed With Charge Number Charge Creation Date
MR01Registration of a Charge
6 September 2022
17 December 2021
PSC07Cessation of Relevant Legal Entity PSC
Cessation Of A Person With Significant Control
PSC07Cessation of Relevant Legal Entity PSC
17 December 2021
17 December 2021
PSC01Notification of Individual PSC
Notification Of A Person With Significant Control
PSC01Notification of Individual PSC
17 December 2021
17 December 2021
PSC01Notification of Individual PSC
Notification Of A Person With Significant Control
PSC01Notification of Individual PSC
17 December 2021
Termination Director Company With Name Termination Date
TM01Termination of Director
6 October 2021
Termination Director Company With Name Termination Date
TM01Termination of Director
16 February 2021
Termination Director Company With Name Termination Date
TM01Termination of Director
25 September 2020
27 September 2019
AA01Change of Accounting Reference Date
Change Account Reference Date Company Current Shortened
AA01Change of Accounting Reference Date
27 September 2019