Home › The register › 05684823
Cohort PLC
Cohort is an AIM-listed parent company of seven innovative, agile and responsive businesses (Chess Dynamics, EID, EM Solutions, ELAC SONAR, MASS, MCL, SEA), providing a wide range of services and products for domestic and export customers in defence, including C4ISTAR, combat systems, cyber security and secure networks, training and simulation, research and advice, intelligent transport systems, s The company’s own description of itself, taken from its website.
Active 20 years old · 2,247th oldest of 4,506 · incorporated in the 2000s
Registered office
1 WATERSIDE DRIVE, ARLINGTON BUSINESS PARK, THEALE, READING, RG7 4SW
Online
Website www.cohortplc.com
News and announcements on their own site
Found by searching for the company name and kept only where the domain matches it. Social accounts are listed only where the company links to them from its own site. Nothing here is supplied by the company to us.
Group structure
It is the immediate parent of 2 entities:
- SYSTEMS ENGINEERING & ASSESSMENT LTD
- MASS CONSULTANTS LIMITED
Ownership as recorded by GLEIF, the body that issues Legal Entity Identifiers. Unlike a shared registered office, these relationships are filed and validated, so they are evidence of a real corporate link.
Filing history
This company has 257 documents on its Companies House record. The most recent accounts were filed on 15/10/2025. Its last confirmation statement or annual return was filed on 23/01/2026.
The most recent filings
This is the list of documents filed, not their contents. A line saying accounts were filed records that they were filed and when; it says nothing about turnover, profit or assets, which are inside the documents themselves and are not published here. Read the filings on the Companies House record.
Who runs it
The register lists 7 current officers and 9 who have resigned.
Who controls it
The register shows no current person or entity with significant control for this company.
Charges
A charge is security a company gives a lender over its assets. This company has 16 registered charges, of which 3 are not yet recorded as satisfied.
National Westminster Bank PLC Outstanding, created 23/06/2026
National Westminster Bank PLC as Security Agent Outstanding, created 29/04/2026
National Westminster Bank PLC as Security Agent Outstanding, created 29/04/2026
National Westminster Bank PLC (As Security Agent) Fully satisfied, created 30/04/2025
National Westminster Bank PLC Fully satisfied, created 30/09/2022
National Westminster Bank PLC as Security Agent Fully satisfied, created 18/07/2022
National Westminster Bank PLC as Security Agent Fully satisfied, created 18/07/2022
National Westminster Bank PLC as Security Agent Fully satisfied, created 16/12/2020
Showing the 8 most recent. The full list is on the Companies House record.
Officers, controllers and charges are as recorded on the Companies House register on 13/10/2026, and the register changes daily. Appearing here is not an allegation about anyone. Read the current record on the Companies House record.
What it does
This page is compiled from the public register. Companies House does not verify the information filed with it, so treat everything here as what the company reported rather than as established fact. For filings, officers and charges, see the official Companies House record.
Registered office
No other PLC on the register gives this postcode.
On the register
- 2,247th oldest of 4,506 PLCs
- One of the 2000s cohort
- Not in liquidation or facing strike off
There are 4,506 PLCs in Britain, under a tenth of one per cent of the register. The whole count.