- Company number
- 13919095
- Incorporated
- 16 Feb 20224 years trading
- Registered office
- 160 Brompton Farm RD, Rochester, Kent, ME2 3RE
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Other construction installation; Other specialised construction activities n.e.c.
Optimize Site Solutions Ltd is a 4-year-old private limited company registered in Rochester, company number 13919095, one of 169 building contractors in Rochester. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £184 (+81.4%) on the year before, to £410.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £410 | £100 | £510 | 1 | |
| 29 Feb 2024 | £226 | £100 | £326 | 1 | |
| 28 Feb 2023 | £20 | £100 | £120 | 1 |
Where Optimize Site Solutions Ltd is registered
The registered office is in Rochester (ME2), in the Medway local authority area, South East. Show ME2 3RE on a map.
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What happens if Optimize Site Solutions 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 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
- 13919095
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 February 2022 (4 years ago)
- Registered office
- 160 Brompton Farm RD, Rochester, Kent, ME2 3RE
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other construction installation (SIC 43290)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 28 February (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 15 February 2026
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 Rochester
Other active building contractors registered in Rochester.
- P J A (South East) Ltd2026
- P.Foley Construction Ltd2022
- Paramount Land and Development (Sheppey Court) Limited2018
- Parkside Developments Kent Ltd2018
- Peak Brickwork (South East) Ltd2018
- Pennai Construction Limited2007
- Petre Rosu Ltd2026
- Peytons Building and Property Maintenance Ltd2025
All building contractors in Rochester · All trades in Rochester · Builders across the UK
Frequently asked questions
When are Optimize Site Solutions Ltd's accounts due?
Optimize Site Solutions Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Optimize Site Solutions Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Optimize Site Solutions Ltd still trading?
Optimize Site Solutions 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 Optimize Site Solutions Ltd do?
Optimize Site Solutions Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other construction installation (SIC 43290); Other specialised construction activities n.e.c. (SIC 43999).
How old is Optimize Site Solutions Ltd?
Optimize Site Solutions Ltd was incorporated on 16 February 2022, 4 years ago.
What is the penalty if Optimize Site Solutions 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 Optimize Site Solutions 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.