Annual accounts
Total Exemption Full accounts
31/12/2026Filing deadline
Made up to 31/03/2025Due 31/12/2026
- Next accounts made up to
- 31/03/2026
- Last accounts made up to
- 31/03/2025
RIO AI (UK) LIMITED
Active- 06863577Copy
Copy
Registry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- 4 Wharfe Mews, Cliffe Terrace, Wetherby, West Yorkshire LS22 6LX
- Classification (SIC)
- Environmental consulting activities (74.90/1 - SIC 2007)
- Accounts type
- Total Exemption Full
Company activity
The 4 most recent documents filed at Companies House.
Pre-Score for UK companies is coming soon
- 14/04/2026View PDF (3 pages)
Confirmation statement made on 2026-03-30 with no updates
- 20/02/2026View PDF (1 pages)
Termination of appointment of Timothy James Sykes as a director on 2025-10-02
- 28/07/2025View PDF (10 pages)
Total exemption full accounts made up to 2025-03-31
- 02/05/2025View PDF (1 pages)
Register inspection address has been changed from C/O Hansel Henson Bloomsbury Street London WC1B 3SR England to 4 Wharfe Mews Cliffe Terrace Wetherby West Yorkshire LS22 6LX
Coming soon
What Pre-Score will tell you
- Whether the filed accounts are strengthening or weakening year on year.
- Whether this company files on time, and how often its record changes.
- How its officers and controlling parties connect to other UK companies.
Accounts and confirmation statement
The two filings Companies House requires every year, and where each one stands against its deadline today.
On schedule
Confirmation statement
Confirms the registry record is up to date
- Next statement date
- 30/03/2026
- Last statement dated
- 31/03/2025
Financial performance
The latest figures RIO AI (UK) LIMITED filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£-9.51M2025
-24.64%vs 20242024: £-7.63M
Total Assets
£678.42K2025
-36.93%vs 20242024: £1.08M
Cash in Bank
£234.91K2025
-62.94%vs 20242024: £633.93K
Total Liabilities
£10.19M2025
17.03%vs 20242024: £8.70M
Employees
182025
-6vs 20242024: 24
Of the 4 measures with an earlier filing to compare against, 1 rose and 3 fell. Net assets moved furthest, down 24.64% on 2024. See the full financial analysis for RIO AI (UK) LIMITED.
The full financial record
Four ways through RIO AI (UK) LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Cash in Bank · -61.8% a year (CAGR)Three-year trend, 2023–2025Every measure end to end across 2023, 2024 and 2025, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2021–2025.Plot the figuresNothing estimatedRatios from the filed figures4 ratios computed from this company's own reported amounts, each shown against the year it was derived from.Check the ratios5 × 5 yearsEvery figure by yearAll 5 measures Okredo tracks across 5 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2021–2025.
| Year | Employees | Change |
|---|---|---|
| 2025 | 18 | -6 |
| 2024 | 24 | +2 |
| 2023 | 22 | +7 |
| 2022 | 15 | +5 |
| 2021 | 10 | – |
Reported employee count increased from 10 in 2021 to 18 in 2025. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
- Company potential
- Risk indicators
- Past performance
- Future prospects
Officers
15Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Corporate Director | 11/09/2009–19/06/2017 | 181 | |
| Corporate Secretary | 01/04/2010–01/10/2019 | 181 | |
| Director | 31/10/2013–19/06/2017 | 9 | |
| Corporate Director | 28/11/2013–19/06/2017 | 4 | |
| Director | 04/10/2019–Present | 82 | |
| Director | 30/05/2018–31/03/2020 | 8 | |
| Director | 30/03/2009–05/01/2012 | 13 | |
| Director | 01/05/2025–02/10/2025 | 60 | |
| Director | 06/09/2010–19/08/2014 | 3 | |
| Director | 31/10/2013–01/03/2016 | 29 | |
| Director | 09/08/2013–28/11/2013 | 4 | |
| Director | 09/08/2013–19/06/2017 | 14 | |
| Director | 30/03/2009–Present | 3 | |
| Director | 01/04/2009–09/08/2013 | 3 | |
| Secretary | 30/03/2009–11/09/2009 | 0 |
Persons with significant control
1Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 19/06/2017–Present | 0 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 19 Since 16/12/2022
- Last 12 months
- 2 -7 vs the year before
- Most recent filing
- 14/04/2026 5 months ago
What changed in the last year
- Confirmation statementLatest 14/04/2026
- Officer changesLatest 20/02/2026
Filing timeline
- 14/04/2026View PDF (3 pages)
Confirmation statement made on 2026-03-30 with no updates
- 20/02/2026View PDF (1 pages)
Termination of appointment of Timothy James Sykes as a director on 2025-10-02
- 28/07/2025View PDF (10 pages)
Total exemption full accounts made up to 2025-03-31
- 02/05/2025View PDF (1 pages)
Register inspection address has been changed from C/O Hansel Henson Bloomsbury Street London WC1B 3SR England to 4 Wharfe Mews Cliffe Terrace Wetherby West Yorkshire LS22 6LX
- 01/05/2025View PDF (2 pages)
Appointment of Mr Timothy James Sykes as a director on 2025-05-01
- 30/04/2025View PDF (3 pages)
Confirmation statement made on 2025-03-30 with no updates
- 17/02/2025View PDF (2 pages)
Change of name notice
- 17/02/2025View PDF (2 pages)
Certificate of change of name
- 16/01/2025View PDF (2 pages)
Change of details for Rio Ai Limited as a person with significant control on 2025-01-15
- 15/01/2025View PDF (1 pages)
Registered office address changed from 1 Mark Square London EC2A 4EG United Kingdom to 4 Wharfe Mews Cliffe Terrace Wetherby West Yorkshire LS22 6LX on 2025-01-15
- 12/12/2024View PDF (9 pages)
Total exemption full accounts made up to 2024-03-31
- 19/04/2024View PDF (4 pages)
Confirmation statement made on 2024-03-30 with updates
Showing 12 of 19 filings
See when the next accounts and confirmation statement are due
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About RIO AI (UK) LIMITED
A short description of the company, written from its Companies House record.
RIO AI (UK) LIMITED is a private limited company registered in the United Kingdom, based in 4 Wharfe Mews, Cliffe Terrace, Wetherby, West Yorkshire LS22 6LX. Companies House classifies its business as Environmental consulting activities. It has been on the register for 17 years 5 months.
The register currently records it as active. Its 2025 accounts report net assets of £-9.51M and 18 employees.
RIO AI (UK) LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
What does RIO AI (UK) LIMITED do?
Companies House records RIO AI (UK) LIMITED under one registered business activity: Environmental consulting activities (74.90/1 - SIC 2007).
Is RIO AI (UK) LIMITED still active?
RIO AI (UK) LIMITED is recorded as active on the Companies House register, and has been on it since 30/03/2009.
What are RIO AI (UK) LIMITED's latest reported financials?
The most recent accounts Okredo holds cover 2025 and report net assets of £-9.51M, total assets of £678.42K, cash in bank of £234.91K and total liabilities of £10.19M.
When did RIO AI (UK) LIMITED last file with Companies House?
The most recent document on the record is dated 14/04/2026: Confirmation statement made on 2026-03-30 with no updates, 5 months ago.
When are RIO AI (UK) LIMITED's next filings due?
On the current registry record, accounts are due by 31/12/2026.
Who runs RIO AI (UK) LIMITED?
Companies House lists 15 officers (2 currently in post) and 1 person with significant control.