- Companies
- Installers
- Gillingham
- Semnaya Limited
Semnaya Limited
- Company number
- 12796366
- Incorporated
- 6 Aug 20206 years trading
- Registered office
- 57 Peverel Green, Gillingham, ME8 9UJ
- Nature of business
- Other construction installation
Semnaya Limited is a 6-year-old private limited company registered in Gillingham, company number 12796366, one of 48 installation companies (insulation, lifts, shutters and similar) in Gillingham. Its next accounts are due at Companies House on 31 May 2028, and the CT600 for the period to 31 August 2027 is due at HMRC on 31 August 2028.
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 £215 (-1.9%) on the year before, to £11K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2021 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2026 | £11K | £11K | £0 | 1 | |
| 31 Aug 2025 | £11K | £12K | £213 | 1 | |
| 31 Aug 2024 | £11K | £11K | £945 | 1 | |
| 31 Aug 2023 | £4,712 | £5,172 | £460 | 1 | |
| 31 Aug 2022 | £4,712 | £5,172 | £460 | 1 | |
| 31 Aug 2021 | £4,249 | £11K | £6,768 | 1 |
Where Semnaya Limited is registered
The registered office is in Gillingham (ME8), in the Medway local authority area, South East. Show ME8 9UJ on a map.
Other trade companies in ME8
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- TC Mechanical Engineering LtdMechanics and garages
- Reset and Refresh Kent LtdCleaning companies
- Primestone Surfacing LtdCivil engineering
- GMS Autos LtdMechanics and garages
- Mmu Design & Build LtdFinishing trades
- Jpe Drylining LtdPlasterers
- Quick Clean Kent LtdCleaning companies
What happens if Semnaya 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 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2028 to 30 Jun 2028 | £150 |
| 1 to 3 months late | 1 Jul 2028 to 31 Aug 2028 | £375 |
| 3 to 6 months late | 1 Sep 2028 to 30 Nov 2028 | £750 |
| More than 6 months late | From 1 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 2029 | 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
- 12796366
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 August 2020 (6 years ago)
- Registered office
- 57 Peverel Green, Gillingham, ME8 9UJ
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2026
- Last confirmation statement
- 5 August 2025
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 Gillingham
Other active installation companies (insulation, lifts, shutters and similar) registered in Gillingham.
- Steadfast Fire Protection Ltd2020
- Teamcst Construction Ltd2021
- The CJM Group (South East) Ltd2020
- Traxen Ltd2018
- Valley Maintenance and Building Service Ltd2019
- Vamj Construction Ltd2019
- Aerial Solutions (South East) Limited2010
- Artius Interiors + Ltd2026
All installation companies (insulation, lifts, shutters and similar) in Gillingham · All trades in Gillingham · Installers across the UK
Frequently asked questions
When are Semnaya Limited's accounts due?
Semnaya Limited's next accounts are due at Companies House by 31 May 2028 (in 597 days), covering the period to 31 August 2027.
When is Semnaya Limited's CT600 due?
The CT600 for the period to 31 August 2027 is due at HMRC by 31 August 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2028.
Is Semnaya Limited still trading?
Semnaya Limited is listed as active on the Companies House register (checked 12 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 Semnaya Limited do?
Semnaya Limited is registered under Other construction installation (SIC 43290).
How old is Semnaya Limited?
Semnaya Limited was incorporated on 6 August 2020, 6 years ago.
What is the penalty if Semnaya 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 Semnaya Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.