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Company profile

Seloxium Limited

UK company 14183419, incorporated on 20 June 2022.

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Seloxium is a University of Oxford spin-out company, which obtains high-purity metals from their wastewater and removes the toxic ones.

Company number
14183419
Incorporated
20 Jun 2022
Companies House status
Active

Company identity

Founded / incorporated
20 June 2022

Company number 14183419

Verify at Companies House
Legal name
SELOXIUM LIMITED
Company type
Private Limited Company
Region
South East England
Registered address
FIRST FLOOR BUILDING 9400 ALEC ISSIGONIS WAY
ARC OXFORD
OXFORD
OXFORDSHIRE
UNITED KINGDOM
OX4 2HN
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

1 level 1 ultimate controller
1
Company Active LTD
Seloxium Limited
CRN 14183419
2
Direct and ultimate controller Active PLC

Latest accounts

Financial period: 1 Jul 2024 to 30 Jun 2025

FULLACCOUNTS
Turnover
Unknown
Profit / Loss
-£1,913,291
Employees
15

Company events

Reference milestones and recent Companies House filing stream events.

8 events
31 Oct
2027

Accounts due

Accounts Due

Next accounts due date

06 Aug
2026

Replacement Filing Of Director Appointment With Name

Officers

RP01AP01 | Transaction MzUzNzIxMDg0NmFkaXF6a2N4

Published 06 Aug 2026 09:55

03 Jul
2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

19 Jun
2026

Accounts With Accounts Type Total Exemption Full

Accounts Analysed

AA | Transaction MzUyNzMzMDI3MWFkaXF6a2N4

Published 19 Jun 2026 12:39

31 Jan
2026

Accounts filed

Accounts

Last accounts made up date

19 Jun
2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

03 Oct
2022

Appoint Person Director Company With Name Date

Officers

AP01 | Transaction MzM1MzkzNjU2MmFkaXF6a2N4 | Paper/PDF filed

Published 06 Aug 2026 09:56

20 Jun
2022

Incorporated

Inception

Company registered at Companies House

Public funding

2 awards
First funded
2023
Funded years
2023, 2024
Age at first award
1 years

Projects

2024 Investment Accelerator Lead participant

Rare Earth Recovery from Dilute Solutions using a Modular Engineering System

1 Oct 2024 to 31 Mar 2026

Awarded
£894,514
Total cost £1,987,809

This project will undertake the development of an innovative and easily deployed, relatively low cost, environmentally responsible, modular (containerised) engineering system that will enable separation of Rare Earth Elements (REE) from dilute solutions derived from sources such as ionic clays, volcanic tuffs, mine waste and end-of-life magnets using Selo...

2023 Feasibility Studies Lead participant

Mine to Magnets – Securing a Supply of Rare Earth Elements from Volcanic Tuffs for UK Magnet Manufacture

1 Oct 2023 to 30 Sep 2024

Awarded
£252,000
Total cost £360,000

The UK needs to ensure a robust and secure supply of various critical materials, among which Rare Earth Elements (REE) are classed as the most critical due to their various uses in permanent magnets, high strength alloys and other high-tech applications. REE are particularly critical as they are sourced from a relatively small number of countries other th...

Product types

Feasibility Studies Investment Accelerator