- Companies
- Builders
- Southampton
- Longdown Management Limited
Longdown Management Limited
- Company number
- 01305816
- Incorporated
- 30 Mar 197749 years trading
- Registered office
- The Estate Office Longdown, Marchwood, Southampton, Hampshire, SO40 4UH
- Nature of business
- Construction of domestic buildings; Other specialised construction activities n.e.c.; Management of real estate on a fee or contract basis
Longdown Management Limited is a 49-year-old private limited company registered in Southampton, company number 01305816, one of 491 building contractors in Southampton. 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.
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 Longdown Management LimitedOr 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.
Where Longdown Management Limited is registered
The registered office is in Southampton (SO40), in the New Forest local authority area, South East. Show SO40 4UH on a map.
Other trade companies in SO40
- DW Exterior Cleaning LtdCleaning companies
- Eco Clean New Forest LtdCleaning companies
- Refine Property & Marine Services LtdCleaning companies
- Evergleam Cleaning Solutions LtdCleaning companies
- JMD Building Services LimitedBuilders
- South Coast Landscape and Groundworks LtdBuilders
- A.W. Berry Developments LtdSpecialist contractors
- MLK Services LimitedSpecialist contractors
What happens if Longdown Management 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
- 01305816
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 March 1977 (49 years ago)
- Registered office
- The Estate Office Longdown, Marchwood, Southampton, Hampshire, SO40 4UH
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other specialised construction activities n.e.c. (SIC 43999)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 5 July 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Southampton
Other active building contractors registered in Southampton.
- Loving Homes Group Ltd2018
- LR Home Improvements Ltd2024
- Luca Electrical Ltd2026
- Lumax Decorating Limited2007
- Luxura Properties Limited2025
- LW Plastering & Rendering Limited2007
- M & S Locke and Son Limited2000
- M Bagley Builders Limited2003
All building contractors in Southampton · All trades in Southampton · Builders across the UK
Frequently asked questions
When are Longdown Management Limited's accounts due?
Longdown Management Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Longdown Management 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 Longdown Management Limited still trading?
Longdown Management 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 Longdown Management Limited do?
Longdown Management Limited is registered under Construction of domestic buildings (SIC 41202); Other specialised construction activities n.e.c. (SIC 43999); Management of real estate on a fee or contract basis (SIC 68320).
How old is Longdown Management Limited?
Longdown Management Limited was incorporated on 30 March 1977, 49 years ago.
What is the penalty if Longdown Management 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 Longdown Management 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.