- Companies
- Specialist contractors
- Southsea
- D&H Damp Proofing Ltd
D&H Damp Proofing Ltd
- Company number
- 16659838
- Incorporated
- 19 Aug 20251 year trading
- Registered office
- 76 Elm Grove, Southsea, Portsmouth, PO5 1LN
- Nature of business
- Other specialised construction activities n.e.c.
D&H Damp Proofing Ltd is a 1-year-old private limited company registered in Southsea, company number 16659838, one of 38 specialist construction companies in Southsea. Its next accounts are due at Companies House on 19 May 2027, and its first CT600 is due at HMRC on 18 August 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where D&H Damp Proofing Ltd is registered
The registered office is in Southsea (PO5), in the Portsmouth local authority area, South East. Show PO5 1LN on a map.
Other trade companies in PO5
- Fixnova LtdRepair services
- Luxury Resin Floors and Media Walls LtdBuilders
- Pretty Unique Cleaning Services LtdCleaning companies
- Bay Bricks LtdProperty developers
- Blydan Holdings LimitedProperty developers
- Inside Out Developments Southampton LtdBuilders
- Hampshire Car Hire LtdMechanics and garages
- Baynes Wipers LtdMachinery repair and installation
Also registered at this address
9 other companies use the same registered office as D&H Damp Proofing Ltd.
- Beautiful Bathrooms LtdInstallers
- Hancock Decorating Contractors LtdPainters and decorators
- JPS Refurbs LimitedInstallers
- LSS Tiling Services LtdFloor and wall tilers
- MM Handyman Services LimitedFinishing trades
- Prem Build LtdBuilders
- Premheat LimitedPlumbers and heating engineers
- PRS Bathrooms & Tiling LtdSpecialist contractors
- PRS Ceramics (Fareham) LimitedSpecialist contractors
What happens if D&H Damp Proofing 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 19 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 20 May 2027 to 19 Jun 2027 | £150 |
| 1 to 3 months late | 20 Jun 2027 to 19 Aug 2027 | £375 |
| 3 to 6 months late | 20 Aug 2027 to 19 Nov 2027 | £750 |
| More than 6 months late | From 20 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16659838
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 August 2025 (1 year ago)
- Registered office
- 76 Elm Grove, Southsea, Portsmouth, PO5 1LN
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 18 August 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 Southsea
Other active specialist construction companies registered in Southsea.
- D.Gerocs Ltd2019
- Domus Construction Service Ltd2013
- Elliott Building Consultants Ltd.2012
- GB 2002 Limited2017
- Hughes Power Solutions Ltd2018
- Ice Electrical Contractors Holdings Limited2010
- Inside Out Developments (South) Ltd2015
- James Fencing Ltd2019
All specialist construction companies in Southsea · All trades in Southsea · Specialist contractors across the UK
Frequently asked questions
When are D&H Damp Proofing Ltd's accounts due?
D&H Damp Proofing Ltd's next accounts are due at Companies House by 19 May 2027 (in 218 days), covering the period to 31 August 2026.
When is D&H Damp Proofing Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 18 August 2026, due by 18 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is D&H Damp Proofing Ltd still trading?
D&H Damp Proofing 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 D&H Damp Proofing Ltd do?
D&H Damp Proofing Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is D&H Damp Proofing Ltd?
D&H Damp Proofing Ltd was incorporated on 19 August 2025, 1 year ago.
What is the penalty if D&H Damp Proofing 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 D&H Damp Proofing 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.