- Companies
- Finishing trades
- Carlisle
- Donaldson's Damp Proofing Limited
Donaldson's Damp Proofing Limited
- Company number
- 10151444
- Incorporated
- 27 Apr 201610 years trading
- Registered office
- Hope House 23A Scotby Road, Scotby, Carlisle, CA4 8BD
- Nature of business
- Other building completion and finishing
Donaldson's Damp Proofing Limited is a 10-year-old private limited company registered in Carlisle, company number 10151444, one of 32 building finishing companies in Carlisle. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 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 down £54K (-37.5%) on the year before, to £91K.
- Net assets rose in 1 of 6 year-on-year comparisons on record.
- Current assets of £295K against £242K owed within a year: 1.2 times cover.
- 9 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £91K | £37K | £295K | £242K | 9 |
| 31 May 2024 | £145K | £221K | £568K | £506K | 9 |
| 31 May 2023 | £73K | £252K | £611K | £634K | 9 |
| 31 May 2022 | £110K | £330K | £643K | £659K | 9 |
| 31 May 2021 | £123K | £244K | £447K | £440K | 9 |
| 31 May 2020 | £191K | £115K | £267K | £152K | 10 |
| 31 May 2019 | £196K | £166K | £282K | £166K | 9 |
Where Donaldson's Damp Proofing Limited is registered
The registered office is in Carlisle (CA4), in the Cumberland local authority area, North West. Show CA4 8BD on a map.
Other trade companies in CA4
- Adr Utilities LtdCivil engineering
- James Atkinson Electrical LtdElectricians
- Low Hesket (Penrith) LimitedBuilders
- Carlisle Developments LtdSpecialist contractors
- Cumbria Glass Repairs LimitedMechanics and garages
- Wright Roofing UK LtdRoofers
- Eden Valley Property Maintenance LimitedJoiners and carpenters
- Lakeland Lighting and Power, Electrical Contractors LimitedElectricians
What happens if Donaldson's Damp Proofing 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 | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 10151444
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 April 2016 (10 years ago)
- Registered office
- Hope House 23A Scotby Road, Scotby, Carlisle, CA4 8BD
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 26 April 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Carlisle
Other active building finishing companies registered in Carlisle.
- Intek Ceilings Limited2008
- Intek Shopfitting Solutions Limited2010
- JSR Property Works Limited2025
- Kaars Flooring and Fitout Limited2025
- KLR Building & Joinery Limited2011
- Lakes Pods Limited2020
- M & K Home Improvements Limited2022
- M A Howes Building Contractors Limited2006
All building finishing companies in Carlisle · All trades in Carlisle · Finishing trades across the UK
Frequently asked questions
When are Donaldson's Damp Proofing Limited's accounts due?
Donaldson's Damp Proofing Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is Donaldson's Damp Proofing Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Donaldson's Damp Proofing Limited still trading?
Donaldson's Damp Proofing 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 Donaldson's Damp Proofing Limited do?
Donaldson's Damp Proofing Limited is registered under Other building completion and finishing (SIC 43390).
How old is Donaldson's Damp Proofing Limited?
Donaldson's Damp Proofing Limited was incorporated on 27 April 2016, 10 years ago.
What is the penalty if Donaldson's Damp Proofing 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 Donaldson's Damp Proofing 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.