- Companies
- Installers
- Salisbury
- Magmoomer Limited
Magmoomer Limited
- Company number
- 15935581
- Incorporated
- 4 Sep 20242 years trading
- Registered office
- Windover House, ST. Ann Street, Salisbury, SP1 2DR
- Nature of business
- Other construction installation
Magmoomer Limited is a 2-year-old private limited company registered in Salisbury, company number 15935581, one of 29 installation companies (insulation, lifts, shutters and similar) in Salisbury. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Magmoomer Limited is registered
The registered office is in Salisbury (SP1), in the Wiltshire local authority area, South West. Show SP1 2DR on a map.
Other trade companies in SP1
- Modular Build Systems LimitedBuilders
- Brennan Building Projects LimitedProperty developers
- MR Mover and Rescue LimitedMechanics and garages
- LC Carpentry & Construction LtdFinishing trades
- Endlessuk LimitedSpecialist contractors
- Brad’S Tree & Landscape Services LtdLandscapers and gardeners
- Riverside House (Developments) LimitedProperty developers
- Alf Construction (Southern) LtdBuilders
Shared registered office
51 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Magmoomer 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 15935581
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 September 2024 (2 years ago)
- Registered office
- Windover House, ST. Ann Street, Salisbury, SP1 2DR
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 3 September 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Salisbury
Other active installation companies (insulation, lifts, shutters and similar) registered in Salisbury.
- Manor House Developments Ltd2021
- McEniry Building Services Ltd2025
- MH - Fire and Security Services Ltd2025
- MKB Installations Limited2022
- MPS Property Maintenance Ltd2026
- Optimus Water Services Ltd2015
- Parish Ltd2016
- Pro-Insulate & Loft Boarding Ltd2023
All installation companies (insulation, lifts, shutters and similar) in Salisbury · All trades in Salisbury · Installers across the UK
Frequently asked questions
When are Magmoomer Limited's accounts due?
Magmoomer Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Magmoomer Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Magmoomer Limited still trading?
Magmoomer 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 Magmoomer Limited do?
Magmoomer Limited is registered under Other construction installation (SIC 43290).
How old is Magmoomer Limited?
Magmoomer Limited was incorporated on 4 September 2024, 2 years ago.
What is the penalty if Magmoomer 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 Magmoomer 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.