- Companies
- Installers
- Site Sealants Ltd.
Site Sealants Ltd.
- Company number
- SC285967
- Incorporated
- 9 Jun 200521 years trading
- Registered office
- Units 1 & 2, Old Mill Industrial Estate, Airth, Stirlingshire, FK2 8BF
- Nature of business
- Other construction installation
Site Sealants Ltd. is a 21-year-old private limited company registered in Airth, company number SC285967, one of the UK's installation companies (insulation, lifts, shutters and similar). Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Site Sealants Ltd.Or get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 down £127K (-4.4%) on the year before, to £2.8M.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £3.9M against £2.5M owed within a year: 1.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £2.8M | £1.3M | £3.9M | £2.5M | 0 |
| 31 Jul 2024 | £2.9M | £1.1M | £2.5M | £721K | 54 |
| 31 Jul 2023 | £2.8M | £1.3M | £2.5M | £834K | 58 |
| 31 Jul 2022 | £2.5M | £1.4M | £2.6M | £921K | 48 |
| 31 Jul 2021 | £2.2M | £1.2M | £2.5M | £832K | 46 |
| 31 Jul 2020 | £1.4M | £670K | £1.6M | £532K | 41 |
| 31 Jul 2019 | £1.4M | £329K | £1.7M | £740K | |
| 31 Jul 2018 | £1.2M | £255K | £1.5M | £722K | |
| 31 Jul 2017 | £1.2M | £400K | £1.8M | £993K |
Where Site Sealants Ltd. is registered
The registered office is in Airth (FK2), in the Falkirk local authority area, Scotland. Show FK2 8BF on a map.
Other trade companies in FK2
- Signature Garden Rooms LtdJoiners and carpenters
- McMillan Electrical Services LtdElectricians
- CMTP Network LtdElectricians
- Start Motors LtdMotor traders
- Rowan Property Care LtdRoofers
- Everflow Heating LtdPlumbers and heating engineers
- Eminentpropertymaintenance LtdFloor and wall tilers
- Flow&Glow Gas Services LimitedPlumbers and heating engineers
What happens if Site Sealants 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- SC285967
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 June 2005 (21 years ago)
- Registered office
- Units 1 & 2, Old Mill Industrial Estate, Airth, Stirlingshire, FK2 8BF
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 11 March 2026
- Charges (mortgages)
- 3 outstanding of 4 registered
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies
Other active installation companies (insulation, lifts, shutters and similar).
Frequently asked questions
When are Site Sealants Ltd.'s accounts due?
Site Sealants Ltd.'s next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Site Sealants Ltd.'s CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Site Sealants Ltd. still trading?
Site Sealants 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 Site Sealants Ltd. do?
Site Sealants Ltd. is registered under Other construction installation (SIC 43290).
How old is Site Sealants Ltd.?
Site Sealants Ltd. was incorporated on 9 June 2005, 21 years ago.
What is the penalty if Site Sealants 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 Site Sealants 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.