CRITICAL MARITIME SYSTEMS & SUPPORT LIMITED

Company number 00953609 ·

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Overview

Company type
Private Limited Company
Incorporated
1969-05-06
Registered office
Harston Mill Royston Road, Harston, Cambridge, England, CB22 7GG
Postcode
CB22 7GG
Capital
100 GBP
Accounts category
Full
Charges
3 outstanding

Accounts

Last made up to
2025-12-31
Next due by
2027-09-30
Financial year end
31 December

Confirmation statement

Last statement dated
2026-05-01
Next due by
2027-05-15
View filing history →

Nature of business (SIC)

  • 28990 Manufacture of other special-purpose machinery not elsewhere classified

Officers 4 current · 36 resigned

Appointed 2023-01-27
Appointed 2023-01-27
Jonathan BRETT Director
Appointed 2023-01-27
Finance Director Appointed 2021-10-22

View all officers and resignations →

Group structure

Controlled by SCIENCE GROUP PLC — since 2025-09-11

Controlled by TP GROUP LIMITED — since 2016-06-14

From persons-with-significant-control filings on the public register.

Contact details

Website
http://www.atmospherecontrolinternational.co.uk

Previous company names

NameDate changed
TPG MARITIME LIMITED2023-07-17
ATMOSPHERE CONTROL INTERNATIONAL LIMITED2016-05-27
WELLMAN DEFENCE LIMITED2012-05-03
WELLMAN CJB LIMITED2001-03-16
CJB DEVELOPMENTS LIMITED1997-03-17

Previous registered addresses 6

AddressChanged on
TECHNOLOGY CENTRE 683-685 STIRLING ROAD, SLOUGH, SL1 4ST2015-09-24
NEWFIELD ROAD, OLDBURY, WEST MIDLANDS, B69 3ET2012-04-18
C/O WELLMAN GROUP LIMITED, NEWFIELD ROAD, OLDBURY, WEST MIDLANDS B69 3ET2005-10-31
FURNACE GREEN, DUDLEY ROAD, OLDBURY, WEST MIDLANDS B69 3DL2003-03-31
CORNWALL ROAD, SMETHWICK, WARLEY, WEST MIDLANDS B662LB1997-10-23
20 EASTBOURNE TERRACE, PADDINGTON, LONDON, W2 6LE1997-03-07

Among its peers

The oldest

of 45 similar companies in CB, trading since 1969

Property in England & Wales 1 title

Leasehold
1
Most recent registration
2010-02-19
Where
Portsmouth
Title numberCounty Tenure RegisteredPrice paid
PM22464 Portsmouth Leasehold 2010-02-19

For addresses and the authoritative register entry, use HM Land Registry's official search (£3 per title).

Information produced by HM Land Registry. © Crown copyright 2026. Dataset as at 2026-08.