- Company number
- 17299524
- Incorporated
- 24 Jun 2026
- Registered office
- 66 Paul Street, London, EC2A 4NA
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Construction of other civil engineering projects n.e.c.; Other specialised construction activities n.e.c.
Integrated Site Service Ltd is a newly incorporated private limited company registered in London, company number 17299524, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 24 March 2028, and its first CT600 is due at HMRC on 23 June 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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Who runs and owns Integrated Site Service Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| M*** C*** | Director | Jun 2026 |
Person with significant control
Where Integrated Site Service 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 Integrated Site Service 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 24 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Mar 2028 to 24 Apr 2028 | £150 |
| 1 to 3 months late | 25 Apr 2028 to 24 Jun 2028 | £375 |
| 3 to 6 months late | 25 Jun 2028 to 24 Sep 2028 | £750 |
| More than 6 months late | From 25 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 17299524
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 June 2026
- Registered office
- 66 Paul Street, London, EC2A 4NA
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Integritas Construction Limited2026
- Integrity 31 Ltd2025
- Integrity Contractor Ltd2026
- Intelligent Building Solutions Ltd2026
- Intelligent Fitting Ltd2022
- Inter Design Eur Ltd2025
- Intercube Limited2015
- Interio Group Limited2022
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Integrated Site Service Ltd's accounts due?
Integrated Site Service Ltd's next accounts are due at Companies House by 24 March 2028 (in 528 days), covering the period to 30 June 2027.
When is Integrated Site Service 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 23 June 2027, due by 23 June 2028, and one for the period to 30 June 2027, due by 30 June 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Integrated Site Service Ltd still trading?
Integrated Site Service 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 Integrated Site Service Ltd do?
Integrated Site Service Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Construction of other civil engineering projects n.e.c. (SIC 42990); Other specialised construction activities n.e.c. (SIC 43999).
How old is Integrated Site Service Ltd?
Integrated Site Service Ltd was incorporated on 24 June 2026, less than a year ago.
Who runs Integrated Site Service Ltd?
Integrated Site Service Ltd has 1 active director, the longest-serving appointed in Jun 2026. Their names and service addresses are on the Companies House register.
Who owns Integrated Site Service Ltd?
One person or company has significant control of Integrated Site Service Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Integrated Site Service 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 Integrated Site Service 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.