- Companies
- Finishing trades
- Romford
- UK Mastic Ltd
UK Mastic Ltd
- Company number
- 16467545
- Incorporated
- 22 May 20251 year trading
- Registered office
- 8 the Parade, Colchester Road, Romford, RM3 0AQ
- Nature of business
- Other building completion and finishing
UK Mastic Ltd is a 1-year-old private limited company registered in Romford, company number 16467545, one of 283 building finishing companies in Romford. Its next accounts are due at Companies House on 22 February 2027, and its first CT600 is due at HMRC on 21 May 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 UK Mastic Ltd is registered
The registered office is in Romford (RM3), in the Havering local authority area, London. Show RM3 0AQ on a map.
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What happens if UK Mastic 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 22 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Feb 2027 to 22 Mar 2027 | £150 |
| 1 to 3 months late | 23 Mar 2027 to 22 May 2027 | £375 |
| 3 to 6 months late | 23 May 2027 to 22 Aug 2027 | £750 |
| More than 6 months late | From 23 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 16467545
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 May 2025 (1 year ago)
- Registered office
- 8 the Parade, Colchester Road, Romford, RM3 0AQ
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 May (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 21 May 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Romford
Other active building finishing companies registered in Romford.
- UK Smart Shutters Ltd2020
- UK Technical Services Limited2025
- Unlimited Carpentry Limited2022
- Vad Building Ltd2017
- Vadfix Limited2022
- Vega Plant and Building Service Ltd2014
- Viant Construction Ltd2021
- Victory Build London Ltd2020
All building finishing companies in Romford · All trades in Romford · Finishing trades across the UK
Frequently asked questions
When are UK Mastic Ltd's accounts due?
UK Mastic Ltd's next accounts are due at Companies House by 22 February 2027 (in 133 days), covering the period to 31 May 2026.
When is UK Mastic 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 21 May 2026, due by 21 May 2027, and one for the period to 31 May 2026, due by 31 May 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is UK Mastic Ltd still trading?
UK Mastic 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 UK Mastic Ltd do?
UK Mastic Ltd is registered under Other building completion and finishing (SIC 43390).
How old is UK Mastic Ltd?
UK Mastic Ltd was incorporated on 22 May 2025, 1 year ago.
What is the penalty if UK Mastic 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 UK Mastic 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.