- Companies
- Specialist contractors
- Helston
- Spiral Construction Limited
Spiral Construction Limited
- Company number
- 01888016
- Incorporated
- 20 Feb 198541 years trading
- Registered office
- Unit 5, Water-Ma-Trout Industrial Estate, Helston, Cornwall, TR13 0LW
- Nature of business
- Other specialised construction activities n.e.c.
Spiral Construction Limited is a 41-year-old private limited company registered in Helston, company number 01888016, one of 13 specialist construction companies in Helston. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Spiral Construction LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 up £347K (+112.2%) on the year before, to £655K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- 40 employees on average, down from 41 the year before.
- 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 | £655K | £473K | £710K | 40 | |
| 30 Jun 2024 | £309K | £197K | £433K | 41 | |
| 30 Jun 2023 | £294K | £315K | £959K | 43 | |
| 30 Jun 2022 | £560K | £149K | £311K | 41 | |
| 30 Jun 2021 | £574K | £269K | £338K | 45 | |
| 30 Jun 2020 | £1.2M | £444K | £458K | 41 | |
| 30 Jun 2019 | £1.3M | £179K | £1M | £236K | 45 |
| 30 Jun 2018 | £1.3M | £179K | £970K | £263K | 44 |
| 30 Jun 2017 | £1.3M | £460K | £1.4M | £611K | 49 |
| 30 Jun 2016 | £1.2M | £225K | £1.3M | £469K |
Where Spiral Construction Limited is registered
The registered office is in Helston (TR13), in the Cornwall local authority area, South West. Show TR13 0LW on a map.
Other trade companies in TR13
- Mitchell's Automotive LtdMechanics and garages
- Helston Motor Company LimitedMechanics and garages
- Wibberley Renovations LtdFinishing trades
- Elite Airframe Solutions LimitedMachinery repair and installation
- KSS Contracts LtdBuilders
- Celtic Fencing Contracts LtdLandscapers and gardeners
- CCL Development LimitedBuilders
- Dry Tree Developments LtdProperty developers
Also registered at this address
1 other company uses the same registered office as Spiral Construction Limited.
- Quality Stairs LimitedSpecialist contractors
What happens if Spiral 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 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
- 01888016
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 February 1985 (41 years ago)
- Registered office
- Unit 5, Water-Ma-Trout Industrial Estate, Helston, Cornwall, TR13 0LW
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 5 September 2026
- Charges (mortgages)
- 0 outstanding of 2 registered
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 Helston
Other active specialist construction companies registered in Helston.
- WDP Associates Ltd2020
- Alltech Systems (UK) Ltd2005
- Amos Pumps (U.K.) Limited1980
- Cherry Mason Limited2016
- Flockhart Solutions Limited2015
- Fosarb Limited2001
- Groundtech SW Limited2016
- Kevern Plant Hire Ltd2018
All specialist construction companies in Helston · All trades in Helston · Specialist contractors across the UK
Frequently asked questions
When are Spiral Construction Limited's accounts due?
Spiral Construction Limited's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Spiral Construction Limited'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 Spiral Construction Limited still trading?
Spiral 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 Spiral Construction Limited do?
Spiral Construction Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Spiral Construction Limited?
Spiral Construction Limited was incorporated on 20 February 1985, 41 years ago.
What is the penalty if Spiral 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 Spiral 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.