- Companies
- Machinery repair and installation
- Rochford
- Seymour Installations Limited
Seymour Installations Limited
- Company number
- 16568004
- Incorporated
- 8 Jul 20251 year trading
- Registered office
- 11 Assandune Close, Rochford, SS4 3ES
- Nature of business
- Installation of industrial machinery and equipment
Seymour Installations Limited is a 1-year-old private limited company registered in Rochford, company number 16568004, one of 14 machinery repair and installation companies in Rochford. Its next accounts are due at Companies House on 8 April 2027, and its first CT600 is due at HMRC on 7 July 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 Seymour Installations Limited is registered
The registered office is in Rochford (SS4), in the Rochford local authority area, East of England. Show SS4 3ES on a map.
Other trade companies in SS4
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- Windles Windows LtdGlaziers
- Cassell Solutions LimitedSpecialist contractors
- Jdloading LtdSpecialist contractors
- MM Groundwork’S & Building Services LtdFinishing trades
- Hart Mep LimitedSpecialist contractors
- CP12 Gas LimitedPlumbers and heating engineers
- John Parker Motorcycles LtdMotor traders
What happens if Seymour Installations 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 8 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 9 Apr 2027 to 8 May 2027 | £150 |
| 1 to 3 months late | 9 May 2027 to 8 Jul 2027 | £375 |
| 3 to 6 months late | 9 Jul 2027 to 8 Oct 2027 | £750 |
| More than 6 months late | From 9 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 16568004
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 July 2025 (1 year ago)
- Registered office
- 11 Assandune Close, Rochford, SS4 3ES
- Nature of business
- Installation of industrial machinery and equipment (SIC 33200)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 17 November 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Rochford
Other active machinery repair and installation companies registered in Rochford.
- South East Crane Services Ltd2021
- TMN Services Limited2016
- Tudor Air-Conditioning Limited1979
- Caeli Technical Systems Ltd2020
- DF Services & Atm Solutions Ltd2015
- DM Lifts Limited2019
- Fusion Access & Lifting Limited2023
- Green Tech Industries Ltd2022
All machinery repair and installation companies in Rochford · All trades in Rochford · Machinery repair and installation across the UK
Frequently asked questions
When are Seymour Installations Limited's accounts due?
Seymour Installations Limited's next accounts are due at Companies House by 8 April 2027 (in 177 days), covering the period to 31 July 2026.
When is Seymour Installations Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 7 July 2026, due by 7 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Seymour Installations Limited still trading?
Seymour Installations 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 Seymour Installations Limited do?
Seymour Installations Limited is registered under Installation of industrial machinery and equipment (SIC 33200).
How old is Seymour Installations Limited?
Seymour Installations Limited was incorporated on 8 July 2025, 1 year ago.
What is the penalty if Seymour Installations 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 Seymour Installations 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.