- Company number
- 09539437
- Incorporated
- 13 Apr 201511 years trading
- Registered office
- 288 Milwards, Milwards, Harlow, Essex, CM19 4SN
- Nature of business
- Construction of commercial buildings
Kas Mezz Ltd is a 11-year-old private limited company registered in Harlow, company number 09539437, one of 223 building contractors in Harlow. Its next accounts are due at Companies House on 12 January 2027, and the CT600 for the period to 12 April 2026 is due at HMRC on 12 April 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 £16K on the year before, to -£16K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 12 Apr 2025 | -£16K | £26K | 2 | ||
| 12 Apr 2024 | -£592 | £17K | £12K | 2 | |
| 12 Apr 2023 | £7,441 | £11K | £4,635 | 2 | |
| 12 Apr 2022 | -£11K | £11K | 2 | ||
| 12 Apr 2021 | £15K | £20K | £5,000 | 2 | |
| 12 Apr 2020 | £8,582 | £13K | £16K | 2 | |
| 12 Apr 2019 | £16K | £5,893 | |||
| 12 Apr 2018 | £16K | £12K | £3,134 | ||
| 12 Apr 2017 | -£18K | £0 | £16K | ||
| 30 Apr 2016 | £6,390 | £3,187 | £3,187 | £8,027 |
Where Kas Mezz Ltd is registered
The registered office is in Harlow (CM19), in the Harlow local authority area, East of England. Show CM19 4SN on a map.
Other trade companies in CM19
- Precision Refits LtdSpecialist contractors
- Solido London LimitedInstallers
- LC Painters LimitedPainters and decorators
- Paul the Gas LtdPlumbers and heating engineers
- Chun-Keys Watches LtdRepair services
- Vpa Detailing and Valeting LimitedCleaning companies
- Herd Property Services LtdFinishing trades
- Crisp & Clean Services LtdCleaning companies
What happens if Kas Mezz 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 13 Jan 2027 to 12 Feb 2027 | £150 |
| 1 to 3 months late | 13 Feb 2027 to 12 Apr 2027 | £375 |
| 3 to 6 months late | 13 Apr 2027 to 12 Jul 2027 | £750 |
| More than 6 months late | From 13 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 13 Apr 2027 | £200 |
| 3 months late | 12 Jul 2027 | another £200 |
| 6 months late | 12 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 12 Apr 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
- 09539437
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 April 2015 (11 years ago)
- Registered office
- 288 Milwards, Milwards, Harlow, Essex, CM19 4SN
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 12 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 12 April 2025
- Last confirmation statement
- 15 July 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Harlow
Other active building contractors registered in Harlow.
- Key Builds & Maintenance Ltd2023
- KFK Building Services Ltd2023
- Kofstel Engineering Limited2020
- Kosmos Constructions Ltd2021
- Kubel Ltd2022
- Laudamac Ltd2020
- LD1 Limited2019
- LD5 Ltd2017
All building contractors in Harlow · All trades in Harlow · Builders across the UK
Frequently asked questions
When are Kas Mezz Ltd's accounts due?
Kas Mezz Ltd's next accounts are due at Companies House by 12 January 2027 (in 91 days), covering the period to 12 April 2026.
When is Kas Mezz Ltd's CT600 due?
The CT600 for the period to 12 April 2026 is due at HMRC by 12 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 13 January 2027.
Is Kas Mezz Ltd still trading?
Kas Mezz 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 Kas Mezz Ltd do?
Kas Mezz Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Kas Mezz Ltd?
Kas Mezz Ltd was incorporated on 13 April 2015, 11 years ago.
What is the penalty if Kas Mezz 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 Kas Mezz 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.