- Companies
- Specialist contractors
- Hull
- K. and L. Damp Proofing Limited
K. and L. Damp Proofing Limited
- Company number
- 04647937
- Incorporated
- 27 Jan 200323 years trading
- Registered office
- 623 Spring Bank West, Hull, HU3 6LD
- Nature of business
- Other specialised construction activities n.e.c.
K. and L. Damp Proofing Limited is a 23-year-old private limited company registered in Hull, company number 04647937, one of 132 specialist construction companies in Hull. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £3,696 (+39%) on the year before, to £13K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £26K against £16K owed within a year: 1.6 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £13K | £26K | £16K | 2 | |
| 31 Mar 2024 | £9,476 | £24K | £18K | 2 | |
| 31 Mar 2023 | £8,730 | £27K | 2 | ||
| 31 Mar 2022 | £24K | £46K | £23K | 2 | |
| 31 Mar 2021 | £28K | £39K | £13K | 2 | |
| 31 Mar 2020 | £5,492 | £12K | £13K | 2 | |
| 31 Mar 2019 | £843 | £3,312 | £9,920 | 2 | |
| 31 Mar 2018 | £224 | ||||
| 31 Mar 2017 | £1,753 | £4,106 | £11K | ||
| 31 Mar 2016 | £9,010 | £3,562 | £13K | £12K |
Who runs and owns K. and L. Damp Proofing Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** T*** | Director | Jan 2003 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| J*** T*** | Secretary | Jan 2003 | Dec 2016 |
| J*** T*** | Director | Jan 2003 | Apr 2019 |
Person with significant control
Where K. and L. Damp Proofing Limited is registered
The registered office is in Hull (HU3), in the Kingston upon Hull, City of local authority area, Yorkshire and The Humber. Show HU3 6LD on a map.
Other trade companies in HU3
- Shinegovaleting LtdCleaning companies
- Wheel Em in LtdMechanics and garages
- Hanley Automotive LtdMotor traders
- Diamond Elite Pro LimitedPainters and decorators
- Nexa Surfacing LtdCivil engineering
- MBC Motorcycles LtdMotor traders
- Bubble Hull Car Wash LtdCleaning companies
- Timo Build LtdBuilders
Also registered at this address
7 other companies use the same registered office as K. and L. Damp Proofing Limited.
- Coulson.Main LtdFloor and wall tilers
- D Betts LtdMotor traders
- Jonathan Fry Automotive LtdMechanics and garages
- NW Dent Solutions (Hull) LtdMechanics and garages
- Ted's Autotech LtdMechanics and garages
- The Boiler Installation Company (Hull) LimitedPlumbers and heating engineers
- TLC Plumbing and Heating (Hull) LimitedPlumbers and heating engineers
What happens if K. and L. 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 04647937
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 January 2003 (23 years ago)
- Registered office
- 623 Spring Bank West, Hull, HU3 6LD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 4 September 2026
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 Hull
Other active specialist construction companies registered in Hull.
- Kacper Magic Builder Ltd.2014
- Kas Wind Ltd2023
- Keeja Services Ltd2020
- Kent Concrete Linepump Ltd2023
- Kingston Cabins Limited2016
- Kingston Control Systems Limited2018
- Kingston Pro-Active Safety Solutions Ltd2026
- KPHT Ltd2025
All specialist construction companies in Hull · All trades in Hull · Specialist contractors across the UK
Frequently asked questions
When are K. and L. Damp Proofing Limited's accounts due?
K. and L. Damp Proofing Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is K. and L. Damp Proofing Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is K. and L. Damp Proofing Limited still trading?
K. and L. 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 K. and L. Damp Proofing Limited do?
K. and L. Damp Proofing Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is K. and L. Damp Proofing Limited?
K. and L. Damp Proofing Limited was incorporated on 27 January 2003, 23 years ago.
Who runs K. and L. Damp Proofing Limited?
K. and L. Damp Proofing Limited has 1 active director, the longest-serving appointed in Jan 2003. Their names and service addresses are on the Companies House register.
Who owns K. and L. Damp Proofing Limited?
One person or company has significant control of K. and L. Damp Proofing Limited: an individual (owns 75% or more of the shares).
What is the penalty if K. and L. 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 K. and L. 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.