- Companies
- Specialist contractors
- London
- Siteappoint Ltd
Siteappoint Ltd
- Company number
- 17414122
- Incorporated
- 21 Aug 2026
- Registered office
- 66 Paul Street, London, EC2A 4NA
- Nature of business
- Other specialised construction activities n.e.c.; Other activities of employment placement agencies; Temporary employment agency activities
Siteappoint Ltd is a newly incorporated private limited company registered in London, company number 17414122, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 21 May 2028, and its first CT600 is due at HMRC on 20 August 2028.
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 Siteappoint Ltd is registered
The registered office is in London (EC2A), in the Hackney local authority area, London. Show EC2A 4NA on a map.
Other trade companies in EC2A
- Simlan Management LtdCleaning companies
- Renova Secure LtdBuilders
- Auraglasspartitions LtdGlaziers
- A2D Professional Cleaning LtdCleaning companies
- Matson Co. LtdProperty developers
- Paint Hub LimitedMechanics and garages
- SJK Construction & Management LtdBuilders
- Cenlora Cleaning Group LtdCleaning companies
Shared registered office
1,510 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Siteappoint 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 21 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 May 2028 to 21 Jun 2028 | £150 |
| 1 to 3 months late | 22 Jun 2028 to 21 Aug 2028 | £375 |
| 3 to 6 months late | 22 Aug 2028 to 21 Nov 2028 | £750 |
| More than 6 months late | From 22 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 2029 | 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
- 17414122
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 August 2026
- Registered office
- 66 Paul Street, London, EC2A 4NA
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Other activities of employment placement agencies (SIC 78109)
Temporary employment agency activities (SIC 78200) - Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- Sixth Sense Management Ltd2022
- SJ Building Maintenance Limited2016
- SJB Brickwork&Building Ltd2020
- SJC London Ltd2024
- SJG Maintenance Ltd2025
- SK Concept Ltd2025
- SK Pro Limited2021
- Skay Solution Ltd2026
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Siteappoint Ltd's accounts due?
Siteappoint Ltd's next accounts are due at Companies House by 21 May 2028 (in 587 days), covering the period to 31 August 2027.
When is Siteappoint 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 20 August 2027, due by 20 August 2028, and one for the period to 31 August 2027, due by 31 August 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Siteappoint Ltd still trading?
Siteappoint 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 Siteappoint Ltd do?
Siteappoint Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Other activities of employment placement agencies (SIC 78109); Temporary employment agency activities (SIC 78200).
How old is Siteappoint Ltd?
Siteappoint Ltd was incorporated on 21 August 2026, less than a year ago.
What is the penalty if Siteappoint 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 Siteappoint 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.