- Companies
- Civil engineering
- Watford
- Gemech Engineering Group Limited
Gemech Engineering Group Limited
- Company number
- 11495963
- Incorporated
- 2 Aug 20188 years trading
- Registered office
- 10 the Metro Centre, Dwight Road, Watford, WD18 9SS
- Nature of business
- Construction of other civil engineering projects n.e.c.
Gemech Engineering Group Limited is a 8-year-old private limited company registered in Watford, company number 11495963, one of 77 civil engineering contractors in Watford. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £8,585 (-12.8%) on the year before, to £58K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £4,139 against £51K owed within a year: 0.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £58K | £216 | £4,139 | £51K | 0 |
| 31 Aug 2024 | £67K | £146 | £3,593 | £63K | 0 |
| 31 Aug 2023 | £55K | £308 | £11K | £81K | 0 |
| 31 Aug 2022 | £62K | £171 | £37K | £53K | 0 |
| 31 Aug 2021 | £60K | £145 | £60K | £54K | 0 |
| 31 Aug 2020 | £50K | £467 | £64K | £49K | 1 |
| 31 Aug 2019 | £50K | £50K |
Where Gemech Engineering Group Limited is registered
The registered office is in Watford (WD18), in the Three Rivers local authority area, East of England. Show WD18 9SS on a map.
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Also registered at this address
2 other companies use the same registered office as Gemech Engineering Group Limited.
- Gemech Engineering LimitedSpecialist contractors
- Unifound LimitedCivil engineering
What happens if Gemech Engineering Group 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 31 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 11495963
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 August 2018 (8 years ago)
- Registered office
- 10 the Metro Centre, Dwight Road, Watford, WD18 9SS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 1 August 2026
- Previous names
- Gemech Engineering Limited (until 6 Jul 2019)
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Watford
Other active civil engineering contractors registered in Watford.
- Greenbury Construction Ltd2019
- Harrow Ltd2024
- Herren Ltd2015
- Hpos Solution Ltd2010
- Imay Building Consultants Limited2022
- J.Flynn Limited1997
- Jaso Civil Engineering Ltd2013
- Jawad Engineering Limited2012
All civil engineering contractors in Watford · All trades in Watford · Civil engineering across the UK
Frequently asked questions
When are Gemech Engineering Group Limited's accounts due?
Gemech Engineering Group Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Gemech Engineering Group Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Gemech Engineering Group Limited still trading?
Gemech Engineering Group 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 Gemech Engineering Group Limited do?
Gemech Engineering Group Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Gemech Engineering Group Limited?
Gemech Engineering Group Limited was incorporated on 2 August 2018, 8 years ago.
What is the penalty if Gemech Engineering Group 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 Gemech Engineering Group 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.