- Companies
- Specialist contractors
- London
- Adioni Ltd
Adioni Ltd
- Company number
- 16277905
- Incorporated
- 26 Feb 20251 year trading
- Registered office
- 781 Romford Road, London, E12 5AN
- Nature of business
- Other specialised construction activities n.e.c.; Retail sale via mail order houses or via Internet; Other letting and operating of own or leased real estate
Adioni Ltd is a 1-year-old private limited company registered in London, company number 16277905, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 26 November 2026, and its first CT600 is due at HMRC on 25 February 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Adioni Ltd is registered
The registered office is in London (E12), in the Newham local authority area, London. Show E12 5AN on a map.
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What happens if Adioni Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 26 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 27 Nov 2026 to 26 Dec 2026 | £150 |
| 1 to 3 months late | 27 Dec 2026 to 26 Feb 2027 | £375 |
| 3 to 6 months late | 27 Feb 2027 to 26 May 2027 | £750 |
| More than 6 months late | From 27 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 16277905
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 February 2025 (1 year ago)
- Registered office
- 781 Romford Road, London, E12 5AN
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Retail sale via mail order houses or via Internet (SIC 47910)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 9 April 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- Adl Soultions Ltd2025
- Admore Ltd2026
- Adonis Construction Ltd2026
- Adrian Boja Projects Ltd2015
- Adrian WK Limited2026
- Adrol Contract Limited2022
- Adronis One Ltd2026
- Adt Ltd2026
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Adioni Ltd's accounts due?
Adioni Ltd's next accounts are due at Companies House by 26 November 2026 (in 45 days), covering the period to 28 February 2026.
When is Adioni Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 25 February 2026, due by 25 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Adioni Ltd still trading?
Adioni Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Adioni Ltd do?
Adioni Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Retail sale via mail order houses or via Internet (SIC 47910); Other letting and operating of own or leased real estate (SIC 68209).
How old is Adioni Ltd?
Adioni Ltd was incorporated on 26 February 2025, 1 year ago.
What is the penalty if Adioni Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Adioni Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.