ALTEN LTD
Company number 08452862 · Monitor this company
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Shareholders' funds
£39,172,983
Balance sheet as at 2024-12-31
What it does
The principal activity of the company in the year under review was that of technology and engineering consultancy.
The company's own description, from its latest filed accounts.
Overview
- Company type
- Private Limited Company
- Incorporated
- 2013-03-20
- Employees
- 760 (2024 accounts · was 1037 in 2023)
- Registered office
- Saffron House, 6-10 Kirby Street, London, England, EC1N 8TS
- Postcode
- EC1N 8TS
- Capital
- 100,000 GBP
- Accounts category
- Full
Accounts
- Last made up to
- 2024-12-31
- Next due by
- 2026-09-30
- Financial year end
- 31 December
Confirmation statement
- Last statement dated
- 2026-03-26
- Next due by
- 2027-04-09
Nature of business (SIC)
- 74909 Other professional, scientific and technical activities not elsewhere classified
Officers 6 current · 5 resigned
Group structure 1 subsidiary
Controlled by Alten Sa (34860741) — since 2016-04-06
From persons-with-significant-control filings on the public register.
Licensed visa sponsor
Licensed by the Home Office to sponsor worker visas: Global Business Mobility: Senior or Specialist Worker (Worker (A rating)), Skilled Worker (Worker (A rating)).
Matched by registered name to the register of licensed sponsors (Home Office, updated daily) — check the register itself before relying on it. Contains public sector information licensed under the Open Government Licence v3.0.
Data protection registration
Registered with the ICO as a data protection fee payer — ZA457435 (Tier 3), registered since 2018.
Information Commissioner's Office register of fee payers, licensed under the Open Government Licence.
Gender pay gap
4.5%
Women's median hourly pay below men's, 2025/26 · around the middle of the pack for parity
Contact details
- Website
- alten.uk
ALTEN UK has established itself as a reference in engineering consulting across the Aerospace & Defence, Automotive, Rail, Energy, Finance and IT sectors.
Previous company names
| Name | Date changed |
|---|---|
| ALTEN TECHNOLOGY LIMITED | 2015-01-16 |
Previous registered addresses 3
| Address | Changed on |
|---|---|
| 3-5 CRUTCHED FRIARS, LONDON, EC3N 2HT, ENGLAND | 2017-01-18 |
| 3RD FLOOR THE HEIGHTS 59 -65 LOWLANDS ROAD, HARROW, MIDDLESEX, HA1 3AW | 2015-10-13 |
| BUILDING 2 BRABAZON OFFICE PARK, GOLF COURSE LANE, FILTON, BRISTOL, BS34 7PZ | 2015-01-20 |
Among its peers
Top 1%
by shareholders' funds, of 1,648 similar companies in EC
The largest employer among its local peers (760 staff).
Among the oldest 25% of its local peers, trading since 2013.
Competitors London
This company ranks 5 among other professional, scientific and technical activities not elsewhere classified in London.
The class of 2013
27%
of the 9,113 companies in this sector incorporated in 2013 are still active today; 70% have since been dissolved.
A fact about the year, not a forecast for this company.
Property in England & Wales 4 titles
- Leasehold
- 4
- Most recent registration
- 2020-09-18
- Where
- Greater London (3), City Of Derby (1)
| Title number | County | Tenure | Registered | Price paid |
|---|---|---|---|---|
| AGL515075 | Greater London | Leasehold | 2020-09-18 | — |
| AGL509105 | Greater London | Leasehold | 2020-06-03 | — |
| AGL492846 | Greater London | Leasehold | 2019-11-06 | — |
| DY532059 | City Of Derby | Leasehold | 2019-03-08 | — |
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.