- Companies
- Civil engineering
- Plymouth
- Hymec Investments Ltd
Hymec Investments Ltd
- Company number
- 09824650
- Incorporated
- 14 Oct 201510 years trading
- Registered office
- 191 Plymbridge Road, Estover, Plymouth, PL6 7JS
- Nature of business
- Construction of other civil engineering projects n.e.c.
Hymec Investments Ltd is a 10-year-old private limited company registered in Plymouth, company number 09824650, one of 41 civil engineering contractors in Plymouth. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 unchanged on the year before, at £1,000.
- Net assets rose in 1 of 9 year-on-year comparisons on record.
- Current assets of £1,100 against £1M owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 30 Jun 2025 | £1,000 | £100 | £1,100 | £1M | 0 |
| 30 Jun 2024 | £1,000 | £100 | £1,100 | £1M | 0 |
| 30 Jun 2023 | £100 | £100 | £1M | 0 | |
| 30 Jun 2022 | £100 | £100 | £1M | 0 | |
| 30 Jun 2021 | £100 | £100 | £100 | £1M | 25 |
| 30 Jun 2020 | £100 | £1M | 77 | ||
| 30 Jun 2019 | £100 | £1M | 74 | ||
| 30 Sep 2018 | £100 | £1M | 2 | ||
| 30 Sep 2017 | £100 | £1M | 1 | ||
| 30 Sep 2016 | £100 | £25K | 1 |
Where Hymec Investments Ltd is registered
The registered office is in Plymouth (PL6), in the Plymouth local authority area, South West. Show PL6 7JS on a map.
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Also registered at this address
1 other company uses the same registered office as Hymec Investments Ltd.
- M & C Projects LtdMechanics and garages
What happens if Hymec Investments 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 09824650
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 October 2015 (10 years ago)
- Registered office
- 191 Plymbridge Road, Estover, Plymouth, PL6 7JS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 14 November 2025
- Previous names
- Sherwen Aerospace Limited (until 17 Jan 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 Plymouth
Other active civil engineering contractors registered in Plymouth.
- Ian M Sumner Installation Ltd2020
- J. Jenkins Limited1984
- JD Civil Construction Ltd2025
- Kjwilderscapes Ltd2024
- Landmark Utility Services Ltd2017
- Marc Sealey Limited2009
- Mechanus Gravitas Ltd2025
- Moore Construction Southwest Ltd2022
All civil engineering contractors in Plymouth · All trades in Plymouth · Civil engineering across the UK
Frequently asked questions
When are Hymec Investments Ltd's accounts due?
Hymec Investments Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Hymec Investments Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Hymec Investments Ltd still trading?
Hymec Investments 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 Hymec Investments Ltd do?
Hymec Investments Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Hymec Investments Ltd?
Hymec Investments Ltd was incorporated on 14 October 2015, 10 years ago.
What is the penalty if Hymec Investments 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 Hymec Investments 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.