- Companies
- Finishing trades
- Ware
- City Mastic & Fire (UK) Ltd
City Mastic & Fire (UK) Ltd
- Company number
- 12059283
- Incorporated
- 19 Jun 20197 years trading
- Registered office
- Dsco, the Tower, the Maltings, Hoe Lane, Ware, Herts, SG12 9LR
- Nature of business
- Other building completion and finishing
City Mastic & Fire (UK) Ltd is a 7-year-old private limited company registered in Ware, company number 12059283, one of 37 building finishing companies in Ware. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
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 £30K (-98.7%) on the year before, to £396.
- Net assets rose in 0 of 5 year-on-year comparisons on record.
- Current assets of £36K against £35K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £396 | £36K | £36K | £35K | 0 |
| 31 Mar 2024 | £31K | £38K | £39K | £8,398 | 0 |
| 31 Mar 2023 | £35K | £41K | £42K | £6,923 | 0 |
| 31 Mar 2022 | £39K | £44K | £44K | £5,022 | 0 |
| 31 Mar 2021 | £42K | £1,644 | £101K | £59K | 0 |
| 31 Mar 2020 | £75K | £24K | 0 |
Who runs and owns City Mastic & Fire (UK) Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| N*** H*** | Director | Jun 2019 |
| S*** S*** | Director | Jun 2019 |
People with significant control (2)
Where City Mastic & Fire (UK) Ltd is registered
The registered office is in Ware (SG12), in the East Hertfordshire local authority area, East of England. Show SG12 9LR on a map.
Other trade companies in SG12
- JB Garden Services LimitedLandscapers and gardeners
- Fryer Electrical LtdElectricians
- Aventus Air Conditioning and Electrical Services LtdElectricians
- Rews Garden Rooms LtdInstallers
- Clean As F LtdCleaning companies
- Lybra Contract Cleaning LtdCleaning companies
- The Room Revivers LimitedJoiners and carpenters
- Addison Tiling LtdFloor and wall tilers
Also registered at this address
17 other companies use the same registered office as City Mastic & Fire (UK) Ltd.
- Andrew Boakes Developments LimitedProperty developers
- Av Trading LtdRoofers
- Calico Maintenance LimitedCleaning companies
- Cardinal Roofing LimitedRoofers
- Foundation Property Services LimitedFinishing trades
- Fused Electric Services LtdElectricians
- GLR Scooters Hoddesdon LimitedMotor traders
- Grandfort LimitedInstallers
- Grassroots Landscapes LtdLandscapers and gardeners
- Harlow Truck Centre LimitedMechanics and garages
- Home Farm Developments LimitedProperty developers
- K R Adams Cleaning LimitedCleaning companies
- Lusso Property Developments LtdProperty developers
- Markwell Peck (UK) LtdPainters and decorators
- MWP London LimitedPainters and decorators
- Pipes LimitedPlumbers and heating engineers
- Varney Hutton LimitedMechanics and garages
What happens if City Mastic & Fire (UK) 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 12059283
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 June 2019 (7 years ago)
- Registered office
- Dsco, the Tower, the Maltings, Hoe Lane, Ware, Herts, SG12 9LR
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 18 June 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 Ware
Other active building finishing companies registered in Ware.
- F. M. Suckling Limited1977
- F.I.S. Services Ltd2020
- Finepoint Refurbishment Limited2016
- First 4 Paving Ltd2020
- Foundation Property Services Limited2002
- Fullers Commercial Limited2025
- G Morris Decorations and Refurbishment Limited2021
- Gooch Carpentry & Refurbishments Limited2008
All building finishing companies in Ware · All trades in Ware · Finishing trades across the UK
Frequently asked questions
When are City Mastic & Fire (UK) Ltd's accounts due?
City Mastic & Fire (UK) Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is City Mastic & Fire (UK) Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is City Mastic & Fire (UK) Ltd still trading?
City Mastic & Fire (UK) 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 City Mastic & Fire (UK) Ltd do?
City Mastic & Fire (UK) Ltd is registered under Other building completion and finishing (SIC 43390).
How old is City Mastic & Fire (UK) Ltd?
City Mastic & Fire (UK) Ltd was incorporated on 19 June 2019, 7 years ago.
Who runs City Mastic & Fire (UK) Ltd?
City Mastic & Fire (UK) Ltd has 2 active directors, the longest-serving appointed in Jun 2019. Their names and service addresses are on the Companies House register.
Who owns City Mastic & Fire (UK) Ltd?
2 people or companies have significant control of City Mastic & Fire (UK) Ltd: Nph Holdings Ltd (owns 25% to 50% of the shares); Oddyns Holdings Ltd (owns 50% to 75% of the shares).
What is the penalty if City Mastic & Fire (UK) 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 City Mastic & Fire (UK) 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.