CM

CRITICAL MARITIME SYSTEMS & SUPPORT LIMITED

Active

Company number 00953609

Cambridge, England · Incorporated 6 May 1969

Harston Mill Royston Road, Harston, Cambridge, CB22 7GG, England

Last updated on 13 May 2026

Manufacture of other special-purpose machinery n.e.c. · SIC 28990

Status
Active
Company age
57 years
Company type
Private limited
Accounts
Up to date

Company history

Previous company names

CJB DEVELOPMENTS LIMITED · 6 May 1969 – 17 March 1997

WELLMAN CJB LIMITED · 17 March 1997 – 16 March 2001

WELLMAN DEFENCE LIMITED · 16 March 2001 – 3 May 2012

ATMOSPHERE CONTROL INTERNATIONAL LIMITED · 3 May 2012 – 27 May 2016

TPG MARITIME LIMITED · 27 May 2016 – 17 July 2023

Company overview

No company summary available yet.

Compliance

Annual accounts Up to date
Last filed
31 December 2024
Next due
30 September 2026
2 weeks left
Confirmation statement Up to date
Last filed
1 May 2026
Next due
15 May 2027
8 months left

Financial snapshot

Last accounts type
Full
Period end
31 December 2024

Detailed figures (assets, liabilities, net worth) are available in the full credit report.

Officers

No officers on record.

Persons with significant control

PS
Science Group Plc
Ownership Of Shares 75 To 100 Percent
Voting Rights 75 To 100 Percent
Right To Appoint And Remove Directors
11 September 2025

Funding

0 funding rounds

No funding rounds on record.

Filing history

Confirmation Statement With Updates
Confirmation Statement
5 May 2026 View
Cessation Of A Person With Significant Control
Persons With Significant Control
1 October 2025 View
Notification Of A Person With Significant Control
Persons With Significant Control
1 October 2025 View
Accounts With Accounts Type Full
Accounts
27 May 2025 View
Confirmation Statement With No Updates
Confirmation Statement
2 May 2025 View
Mortgage Create With Deed With Charge Number Charge Creation Date
Mortgage
21 March 2025 View
Mortgage Create With Deed With Charge Number Charge Creation Date
Mortgage
21 March 2025 View
Mortgage Create With Deed With Charge Number Charge Creation Date
Mortgage
21 March 2025 View
Change Person Director Company With Change Date
Officers
5 February 2025 View
Accounts With Accounts Type Full
Accounts
25 June 2024 View
Change To A Person With Significant Control
Persons With Significant Control
13 May 2024 View
Confirmation Statement With No Updates
Confirmation Statement
2 May 2024 View
Mortgage Satisfy Charge Full
Mortgage
5 January 2024 View
Mortgage Satisfy Charge Full
Mortgage
5 January 2024 View
Change Registered Office Address Company With Date Old Address New Address
Address
6 November 2023 View
Accounts With Accounts Type Full
Accounts
1 September 2023 View
Certificate Change Of Name Company
Change Of Name
17 July 2023 View
Termination Director Company With Name Termination Date
Officers
13 June 2023 View
Confirmation Statement With Updates
Confirmation Statement
9 May 2023 View
Change To A Person With Significant Control
Persons With Significant Control
6 April 2023 View
Appoint Person Director Company With Name Date
Officers
3 February 2023 View
Appoint Person Director Company With Name Date
Officers
27 January 2023 View
Appoint Person Director Company With Name Date
Officers
27 January 2023 View
Accounts With Accounts Type Full
Accounts
3 October 2022 View
Termination Director Company With Name Termination Date
Officers
30 June 2022 View
Confirmation Statement With No Updates
Confirmation Statement
3 May 2022 View
Termination Secretary Company With Name Termination Date
Officers
2 May 2022 View
Termination Director Company With Name Termination Date
Officers
3 March 2022 View
Accounts With Accounts Type Full
Accounts
6 January 2022 View
Termination Director Company With Name Termination Date
Officers
22 October 2021 View
Appoint Person Director Company With Name Date
Officers
22 October 2021 View
Appoint Person Director Company With Name Date
Officers
22 October 2021 View
Change To A Person With Significant Control
Persons With Significant Control
12 October 2021 View
Change Registered Office Address Company With Date Old Address New Address
Address
7 October 2021 View
Confirmation Statement With No Updates
Confirmation Statement
18 May 2021 View
Accounts With Accounts Type Full
Accounts
4 November 2020 View
Confirmation Statement With No Updates
Confirmation Statement
7 May 2020 View
Mortgage Satisfy Charge Full
Mortgage
1 May 2020 View
Mortgage Create With Deed With Charge Number Charge Creation Date
Mortgage
6 March 2020 View
Mortgage Create With Deed With Charge Number Charge Creation Date
Mortgage
6 March 2020 View
Statement Of Companys Objects
Change Of Constitution
5 December 2019 View
Resolution
Resolution
5 December 2019 View
Accounts With Accounts Type Full
Accounts
14 June 2019 View
Confirmation Statement With No Updates
Confirmation Statement
10 June 2019 View
Accounts With Accounts Type Full
Accounts
6 October 2018 View
Confirmation Statement With No Updates
Confirmation Statement
9 May 2018 View
Appoint Person Director Company With Name Date
Officers
15 February 2018 View
Termination Director Company With Name Termination Date
Officers
14 February 2018 View
Accounts With Accounts Type Full
Accounts
25 September 2017 View
Confirmation Statement With Updates
Confirmation Statement
24 May 2017 View
Accounts With Accounts Type Full
Accounts
25 June 2016 View
Termination Director Company With Name Termination Date
Officers
21 June 2016 View
Appoint Person Director Company With Name Date
Officers
21 June 2016 View
Termination Director Company With Name Termination Date
Officers
21 June 2016 View
Appoint Person Director Company With Name Date
Officers
21 June 2016 View
Change Of Name Notice
Change Of Name
27 May 2016 View
Resolution
Resolution
27 May 2016 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
9 May 2016 View
Appoint Person Director Company With Name Date
Officers
17 March 2016 View
Termination Director Company With Name Termination Date
Officers
1 February 2016 View
Appoint Person Director Company With Name Date
Officers
1 February 2016 View
Change Registered Office Address Company With Date Old Address New Address
Address
24 September 2015 View
Accounts With Accounts Type Full
Accounts
30 June 2015 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
5 June 2015 View
Appoint Person Secretary Company With Name Date
Officers
25 February 2015 View
Termination Secretary Company With Name Termination Date
Officers
25 February 2015 View
Termination Director Company With Name Termination Date
Officers
17 September 2014 View
Termination Director Company With Name Termination Date
Officers
31 July 2014 View
Accounts With Accounts Type Full
Accounts
20 May 2014 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
1 May 2014 View
Accounts With Accounts Type Full
Accounts
30 September 2013 View
Appoint Person Director Company With Name
Officers
5 August 2013 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
12 June 2013 View
Termination Director Company With Name
Officers
12 April 2013 View
Termination Secretary Company With Name
Officers
12 April 2013 View
Appoint Person Secretary Company With Name
Officers
12 April 2013 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
4 May 2012 View
Change Of Name Notice
Change Of Name
3 May 2012 View
Certificate Change Of Name Company
Change Of Name
3 May 2012 View
Legacy
Mortgage
1 May 2012 View
Legacy
Mortgage
25 April 2012 View
Change Registered Office Address Company With Date Old Address
Address
18 April 2012 View
Auditors Resignation Limited Company
Auditors
18 April 2012 View
Appoint Person Secretary Company With Name
Officers
18 April 2012 View
Appoint Person Director Company With Name
Officers
18 April 2012 View
Termination Secretary Company With Name
Officers
18 April 2012 View
Termination Director Company With Name
Officers
18 April 2012 View
Resolution
Resolution
18 April 2012 View
Legacy
Mortgage
18 April 2012 View
Legacy
Mortgage
18 April 2012 View
Legacy
Mortgage
18 April 2012 View
Auditors Resignation Company
Auditors
17 April 2012 View
Accounts With Accounts Type Full
Accounts
9 March 2012 View
Resolution
Resolution
23 January 2012 View
Accounts With Accounts Type Full
Accounts
5 October 2011 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
10 May 2011 View
Accounts With Accounts Type Full
Accounts
24 September 2010 View
Change Person Director Company With Change Date
Officers
13 May 2010 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
13 May 2010 View
Legacy
Annual Return
5 May 2009 View
Accounts With Accounts Type Full
Accounts
24 April 2009 View
Legacy
Annual Return
1 May 2008 View
Accounts With Accounts Type Full
Accounts
28 April 2008 View
Accounts With Accounts Type Full
Accounts
16 October 2007 View
Legacy
Capital
4 October 2007 View
Resolution
Resolution
26 September 2007 View
Legacy
Mortgage
26 September 2007 View
Legacy
Officers
28 August 2007 View
Legacy
Officers
4 May 2007 View
Legacy
Annual Return
4 May 2007 View
Legacy
Officers
16 October 2006 View
Accounts With Accounts Type Full
Accounts
5 July 2006 View
Legacy
Annual Return
2 May 2006 View
Legacy
Officers
29 December 2005 View
Legacy
Officers
29 December 2005 View
Legacy
Officers
29 December 2005 View
Accounts With Accounts Type Full
Accounts
12 December 2005 View
Legacy
Accounts
29 November 2005 View
Legacy
Address
31 October 2005 View
Legacy
Capital
13 October 2005 View
Resolution
Resolution
13 October 2005 View
Resolution
Resolution
13 October 2005 View
Resolution
Resolution
13 October 2005 View
Legacy
Capital
13 October 2005 View
Legacy
Mortgage
7 October 2005 View
Legacy
Officers
12 August 2005 View
Legacy
Annual Return
6 June 2005 View
Accounts With Accounts Type Full
Accounts
11 December 2004 View
Legacy
Annual Return
11 May 2004 View
Accounts With Accounts Type Full
Accounts
13 January 2004 View
Legacy
Officers
14 August 2003 View
Legacy
Officers
14 August 2003 View
Legacy
Annual Return
24 May 2003 View
Legacy
Address
31 March 2003 View
Accounts With Accounts Type Full
Accounts
22 October 2002 View
Legacy
Officers
10 June 2002 View
Legacy
Officers
10 June 2002 View
Legacy
Annual Return
20 May 2002 View
Accounts With Accounts Type Full
Accounts
5 October 2001 View
Legacy
Annual Return
30 May 2001 View
Legacy
Officers
10 April 2001 View
Legacy
Mortgage
10 April 2001 View
Legacy
Capital
9 April 2001 View
Legacy
Mortgage
5 April 2001 View
Certificate Change Of Name Company
Change Of Name
16 March 2001 View
Legacy
Officers
12 January 2001 View
Accounts With Accounts Type Full
Accounts
27 November 2000 View
Legacy
Annual Return
1 June 2000 View
Legacy
Officers
7 December 1999 View
Legacy
Officers
7 December 1999 View
Accounts With Accounts Type Full
Accounts
5 December 1999 View
Legacy
Annual Return
6 June 1999 View
Legacy
Officers
13 May 1999 View
Legacy
Mortgage
7 May 1999 View
Accounts With Accounts Type Full
Accounts
1 February 1999 View
Legacy
Mortgage
14 December 1998 View
Legacy
Officers
26 June 1998 View
Legacy
Mortgage
10 June 1998 View
Legacy
Capital
5 June 1998 View
Resolution
Resolution
5 June 1998 View
Legacy
Annual Return
4 June 1998 View
Resolution
Resolution
4 June 1998 View
Legacy
Mortgage
28 May 1998 View
Legacy
Mortgage
28 May 1998 View
Legacy
Mortgage
12 March 1998 View
Legacy
Address
23 October 1997 View
Legacy
Officers
7 July 1997 View
Legacy
Mortgage
19 June 1997 View
Legacy
Capital
17 June 1997 View
Legacy
Accounts
5 June 1997 View
Legacy
Annual Return
2 June 1997 View
Legacy
Officers
31 May 1997 View
Accounts With Accounts Type Full
Accounts
29 April 1997 View
Legacy
Officers
9 April 1997 View
Legacy
Officers
25 March 1997 View
Legacy
Officers
25 March 1997 View
Legacy
Accounts
17 March 1997 View
Legacy
Officers
17 March 1997 View
Legacy
Officers
17 March 1997 View
Certificate Change Of Name Company
Change Of Name
14 March 1997 View
Legacy
Officers
11 March 1997 View
Legacy
Officers
11 March 1997 View
Legacy
Officers
11 March 1997 View
Legacy
Officers
11 March 1997 View
Legacy
Officers
11 March 1997 View
Legacy
Address
7 March 1997 View
Legacy
Mortgage
4 March 1997 View
Auditors Resignation Company
Auditors
11 November 1996 View
Legacy
Accounts
20 May 1996 View
Legacy
Annual Return
8 May 1996 View
Accounts With Accounts Type Full
Accounts
28 December 1995 View
Legacy
Officers
28 July 1995 View
Legacy
Annual Return
14 June 1995 View
Accounts With Accounts Type Full
Accounts
18 January 1995 View
Selection Of Documents Registered Before January 1995
Historical
1 January 1995 View
Auditors Resignation Company
Auditors
16 December 1994 View
Legacy
Annual Return
19 May 1994 View
Accounts With Accounts Type Full
Accounts
3 February 1994 View
Legacy
Officers
8 September 1993 View
Legacy
Annual Return
17 May 1993 View
Accounts With Accounts Type Full
Accounts
18 March 1993 View
Legacy
Officers
14 December 1992 View
Legacy
Officers
17 June 1992 View
Legacy
Annual Return
28 May 1992 View
Accounts With Accounts Type Full
Accounts
12 March 1992 View
Legacy
Officers
28 January 1992 View
Legacy
Officers
21 January 1992 View
Legacy
Annual Return
4 June 1991 View
Accounts With Accounts Type Full
Accounts
6 April 1991 View
Legacy
Annual Return
15 June 1990 View
Accounts With Accounts Type Full
Accounts
13 June 1990 View
Resolution
Resolution
18 May 1990 View
Legacy
Officers
19 October 1989 View
Legacy
Annual Return
10 July 1989 View
Accounts With Accounts Type Full
Accounts
10 July 1989 View
Legacy
Officers
10 July 1989 View
Legacy
Officers
3 February 1989 View
Resolution
Resolution
27 June 1988 View
Legacy
Officers
13 June 1988 View
Accounts With Accounts Type Full
Accounts
23 May 1988 View
Legacy
Annual Return
23 May 1988 View
Legacy
Officers
10 March 1988 View
Legacy
Officers
23 February 1988 View
Legacy
Officers
2 September 1987 View
Legacy
Mortgage
12 August 1987 View
Accounts With Accounts Type Full
Accounts
26 March 1987 View
Legacy
Annual Return
26 March 1987 View
Selection Of Documents Registered Before January 1987
Historical
1 January 1987 View
Legacy
Accounts
1 October 1986 View
Accounts With Accounts Type Full
Accounts
28 August 1986 View
Legacy
Annual Return
28 August 1986 View
Legacy
Officers
7 August 1986 View
Memorandum Articles
Incorporation
15 July 1985 View
Incorporation Company
Incorporation
6 May 1969 View

Risk at a glance

  • Company active
  • Accounts up to date
  • Confirmation statement up to date
  • No insolvency history
  • No registered charges
  • Credit score
  • Recommended limit
  • Payment risk

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