- Companies
- Specialist contractors
- Keswick
- Keswick Superglaze Limited
Keswick Superglaze Limited
- Company number
- 04619019
- Incorporated
- 17 Dec 200223 years trading
- Registered office
- Superglaze House, Penrith Road, Keswick, Cumbria, CA12 4JP
- Nature of business
- Other specialised construction activities n.e.c.
Keswick Superglaze Limited is a 23-year-old private limited company registered in Keswick, company number 04619019, one of the UK's specialist construction companies. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 30 May 2026 is due at HMRC on 30 May 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 £79K (+9.6%) on the year before, to £898K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £1.6M against £772K owed within a year: 2.0 times cover.
- 14 employees on average, up from 13 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £898K | £207K | £1.6M | £772K | 14 |
| 31 May 2024 | £819K | £47K | £1.3M | £550K | 13 |
| 31 May 2023 | £831K | £79K | £1.3M | £578K | 14 |
| 31 May 2022 | £835K | £517K | £1.4M | £639K | 14 |
| 31 May 2021 | £806K | £487K | £1.3M | £515K | 18 |
Where Keswick Superglaze Limited is registered
The registered office is in Keswick (CA12), in the Cumberland local authority area, North West. Show CA12 4JP on a map.
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What happens if Keswick Superglaze Limited 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 May 2027 | £200 |
| 3 months late | 30 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 May 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
- 04619019
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 December 2002 (23 years ago)
- Registered office
- Superglaze House, Penrith Road, Keswick, Cumbria, CA12 4JP
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 May (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 17 December 2025
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 Keswick
Other active specialist construction companies registered in Keswick.
All specialist construction companies in Keswick · All trades in Keswick · Specialist contractors across the UK
Frequently asked questions
When are Keswick Superglaze Limited's accounts due?
Keswick Superglaze Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 30 May 2026.
When is Keswick Superglaze Limited's CT600 due?
The CT600 for the period to 30 May 2026 is due at HMRC by 30 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Keswick Superglaze Limited still trading?
Keswick Superglaze Limited 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 Keswick Superglaze Limited do?
Keswick Superglaze Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Keswick Superglaze Limited?
Keswick Superglaze Limited was incorporated on 17 December 2002, 23 years ago.
What is the penalty if Keswick Superglaze Limited 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 Keswick Superglaze Limited 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.