- Companies
- Specialist contractors
- Plymouth
- Devonport Construction Limited
Devonport Construction Limited
- Company number
- 05406950
- Incorporated
- 30 Mar 200521 years trading
- Registered office
- C/O Oakleys Accountants, 117 North Hill, Plymouth, Devon, PL4 8JY
- Nature of business
- Other specialised construction activities n.e.c.
Devonport Construction Limited is a 21-year-old private limited company registered in Plymouth, company number 05406950, one of 113 specialist construction companies in Plymouth. 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 £4,677 (-3.3%) on the year before, to £136K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £56K against £183K owed within a year: 0.3 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £136K | £56K | £183K | 3 | |
| 31 Mar 2025 | £141K | £56K | £191K | 3 | |
| 31 Mar 2024 | £145K | £84K | £226K | 3 | |
| 31 Mar 2023 | £162K | £73K | £218K | 3 | |
| 31 Mar 2022 | £137K | £130K | £167K | 4 | |
| 31 Mar 2021 | £96K | £77K | £111K | 4 | |
| 31 Mar 2020 | £48K | £69K | £107K | 4 | |
| 31 Mar 2019 | £61K | £37K | £92K | ||
| 31 Mar 2018 | £85K | £11K | £114K | ||
| 31 Mar 2017 | -£103K | £13K | £129K |
Where Devonport Construction Limited is registered
The registered office is in Plymouth (PL4), in the Plymouth local authority area, South West. Show PL4 8JY on a map.
Other trade companies in PL4
- Plymouth Cars SW LtdMotor traders
- Lita Formwork & Construction LtdBuilders
- Payless 1 LtdMechanics and garages
- Algar Developments LimitedJoiners and carpenters
- RJ Used Vehicles LtdMotor traders
- Commercialgasservices (ŚW) LtdPlumbers and heating engineers
- A.A.M Transport LtdSpecialist contractors
- Universe Investment Group (Market Street) LimitedProperty developers
Also registered at this address
5 other companies use the same registered office as Devonport Construction Limited.
- Automotion Vehicle Sales LtdMotor traders
- Compton Electrical Services LimitedElectricians
- Ignite Heating Services LtdPlumbers and heating engineers
- Mannamead Cars LtdMechanics and garages
- Viking Carpentry & Joinery LtdSpecialist contractors
What happens if Devonport Construction 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 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
- 05406950
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 March 2005 (21 years ago)
- Registered office
- C/O Oakleys Accountants, 117 North Hill, Plymouth, Devon, PL4 8JY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 18 September 2026
- Previous names
- Devonport Glass Limited (until 6 Jan 2011)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Plymouth
Other active specialist construction companies registered in Plymouth.
- Dir3CT Group Ltd2025
- Divine Door & Gate Automation Ltd2026
- DJB Carpentry & Construction SW Ltd2020
- Doorcare South West Limited2003
- DT Plastics Limited2012
- Ecoplas Windows Ltd2021
- Electricraft Ltd2025
- Elite Carpentry & Building SW Ltd2022
All specialist construction companies in Plymouth · All trades in Plymouth · Specialist contractors across the UK
Frequently asked questions
When are Devonport Construction Limited's accounts due?
Devonport Construction Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Devonport Construction Limited'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 Devonport Construction Limited still trading?
Devonport Construction 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 Devonport Construction Limited do?
Devonport Construction Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Devonport Construction Limited?
Devonport Construction Limited was incorporated on 30 March 2005, 21 years ago.
What is the penalty if Devonport Construction 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 Devonport Construction 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.