- Companies
- Specialist contractors
- London
- Rocket Maintenance Ltd
Rocket Maintenance Ltd
- Company number
- 16076164
- Incorporated
- 12 Nov 20241 year trading
- Registered office
- 5 Brewer Street, London, W1F 0RE
- Nature of business
- Other specialised construction activities n.e.c.
Rocket Maintenance Ltd is a 1-year-old private limited company registered in London, company number 16076164, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 12 November 2026, and its first CT600 is due at HMRC on 11 November 2026.
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 Rocket Maintenance Ltd is registered
The registered office is in London (W1F), in the Westminster local authority area, London. Show W1F 0RE on a map.
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- Dien Cho LtdBuilders
- Merchant Place Homes LtdProperty developers
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- Atlas Firestopping LimitedInstallers
- Ma CSP Developments LimitedProperty developers
- Prosperous WXW LtdBuilders
Also registered at this address
1 other company uses the same registered office as Rocket Maintenance Ltd.
What happens if Rocket Maintenance 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 12 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 13 Nov 2026 to 12 Dec 2026 | £150 |
| 1 to 3 months late | 13 Dec 2026 to 12 Feb 2027 | £375 |
| 3 to 6 months late | 13 Feb 2027 to 12 May 2027 | £750 |
| More than 6 months late | From 13 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2026 | £200 |
| 3 months late | 28 Feb 2027 | another £200 |
| 6 months late | 30 May 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 2027 | 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
- 16076164
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 November 2024 (1 year ago)
- Registered office
- 5 Brewer Street, London, W1F 0RE
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 11 November 2025
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 London
Other active specialist construction companies registered in London.
- Rogers Site Engineering Services Limited2005
- Rohiv Limited2019
- Rokgh Company Ltd2021
- Roklyn Ltd2025
- Rom Builders Ltd2020
- Roman London Refurbishment Ltd2026
- Romulus Contract Services Ltd2024
- Rooms Outdoor Contracts Limited2023
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Rocket Maintenance Ltd's accounts due?
Rocket Maintenance Ltd's next accounts are due at Companies House by 12 November 2026 (in 31 days), covering the period to 30 November 2025.
When is Rocket Maintenance 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 11 November 2025, due by 11 November 2026, and one for the period to 30 November 2025, due by 30 November 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is Rocket Maintenance Ltd still trading?
Rocket Maintenance 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 Rocket Maintenance Ltd do?
Rocket Maintenance Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Rocket Maintenance Ltd?
Rocket Maintenance Ltd was incorporated on 12 November 2024, 1 year ago.
What is the penalty if Rocket Maintenance 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 Rocket Maintenance 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.