PLEXTEK SERVICES LIMITED
Company number 09826669 · Monitor this company
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Shareholders' funds
£8,151,602
Balance sheet as at 2025-03-31
What it does
The Group's principal activity is that of a premier provider of bespoke design and engineering services for advanced sensing, communications and data exploitation products and systems.
The company's own description, from its latest filed accounts.
Overview
- Company type
- Private Limited Company
- Incorporated
- 2015-10-15
- Employees
- 93 (2025 accounts · was 85 in 2024)
- Registered office
- The Plextek Building London Road, Great Chesterford, Saffron Walden, United Kingdom, CB10 1NY
- Postcode
- CB10 1NY
- Capital
- 4 GBP
- Accounts category
- Group
- Charges
- 0 outstanding
Accounts
- Last made up to
- 2025-03-31
- Next due by
- 2026-12-31
- Financial year end
- 31 March
Confirmation statement
- Last statement dated
- 2025-10-14
- Next due by
- 2026-10-28
Nature of business (SIC)
- 71122 Engineering related scientific and technical consulting activities
Officers 7 current · 6 resigned
Public contracts won 4
£1,726,237 total awarded value where published.
Contains public sector information licensed under the Open Government Licence v3.0 (Contracts Finder).
Data protection registration
Registered with the ICO as a data protection fee payer — ZA229894 (Tier 2), registered since 2017.
Information Commissioner's Office register of fee payers, licensed under the Open Government Licence.
Contact details
- Website
- plextek.com
Plextex is an engineering and consulting company, with over 35 years of experience working with governments and industry in radar, comms and data systems. Based in Cambridge, UK.
Among its peers
Top 1%
by shareholders' funds, of 228 similar companies in CB
2nd largest employer among its local peers (93 staff).
Among the oldest 25% of its local peers, trading since 2015.
Competitors Cambridge
This company ranks 1 among engineering related scientific and technical consulting activities in Cambridge.
The class of 2015
34%
of the 1,486 companies in this sector incorporated in 2015 are still active today; 62% have since been dissolved.
A fact about the year, not a forecast for this company.
Property in England & Wales 3 titles
- Freehold
- 3
- Most recent registration
- 2023-12-22
- Price paid, where recorded
- £3,575,000
- Where
- Essex (3)
| Title number | County | Tenure | Registered | Price paid |
|---|---|---|---|---|
| EX415927 | Essex | Freehold | 2023-12-22 | — |
| EX542136 | Essex | Freehold | 2023-12-22 | £3,575,000 |
| EX584745 | Essex | Freehold | 2023-12-22 | — |
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.