- Companies
- Groundworks and demolition
- Truro
- Aqua-Source (S.W.) Limited
Aqua-Source (S.W.) Limited
- Company number
- 04888323
- Incorporated
- 4 Sep 200323 years trading
- Registered office
- C/O Bishop Fleming, Chy Nyverow Newham Road, Truro, Cornwall, TR1 2DP
- Nature of business
- Test drilling and boring
Aqua-Source (S.W.) Limited is a 23-year-old private limited company registered in Truro, company number 04888323, one of 8 groundworks and demolition companies in Truro. 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 up £40K (+7.5%) on the year before, to £579K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- 37 employees on average, down from 38 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 |
|---|---|---|---|---|---|
| 31 Aug 2025 | £579K | £19 | £682K | 37 | |
| 31 Aug 2024 | £539K | £157 | £611K | 38 | |
| 31 Aug 2023 | £456K | £13 | £683K | 38 | |
| 31 Aug 2022 | £383K | £10 | £556K | 36 | |
| 31 Aug 2021 | £344K | £1,170 | £418K | 35 | |
| 31 Aug 2020 | £246K | £333 | £469K | 34 | |
| 31 Aug 2019 | £356K | £20 | £525K | £370K | 33 |
| 31 Aug 2018 | £345K | £96 | £615K | £470K | 33 |
| 31 Aug 2017 | £301K | £255 | £481K | £380K | 36 |
| 31 Aug 2016 | £284K | £33 | £399K | £320K | 39 |
Public contracts won
Aqua-Source (S.W.) Limited has one public sector contract award on record; the ones with their own published value total £61K (2026). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Cornwall Council | Burlorne Tregoose Farm Water Main Laying across CC land | £61K | 6 Sep 2026 |
Where Aqua-Source (S.W.) Limited is registered
The registered office is in Truro (TR1), in the Cornwall local authority area, South West. Show TR1 2DP on a map.
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- Millers Gardening & General Maintenance LtdLandscapers and gardeners
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What happens if Aqua-Source (S.W.) 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
- 04888323
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 September 2003 (23 years ago)
- Registered office
- C/O Bishop Fleming, Chy Nyverow Newham Road, Truro, Cornwall, TR1 2DP
- Nature of business
- Test drilling and boring (SIC 43130)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 4 September 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Truro
Other active groundworks and demolition companies registered in Truro.
- Ask Asbestos Services South West Ltd2019
- Demolition South West Ltd2015
- GB Groundworks Southwest Limited2024
- Hattam Construction Limited2010
- Karn Geoservices Ltd2021
- Phil Green Plant Hire Limited2014
- The Hive No1 Ltd2021
All groundworks and demolition companies in Truro · All trades in Truro · Groundworks and demolition across the UK
Frequently asked questions
When are Aqua-Source (S.W.) Limited's accounts due?
Aqua-Source (S.W.) Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Aqua-Source (S.W.) 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 Aqua-Source (S.W.) Limited still trading?
Aqua-Source (S.W.) 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 Aqua-Source (S.W.) Limited do?
Aqua-Source (S.W.) Limited is registered under Test drilling and boring (SIC 43130).
How old is Aqua-Source (S.W.) Limited?
Aqua-Source (S.W.) Limited was incorporated on 4 September 2003, 23 years ago.
Has Aqua-Source (S.W.) Limited won public sector contracts?
Yes. Aqua-Source (S.W.) Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £61K), most recently from Cornwall Council.
What is the penalty if Aqua-Source (S.W.) 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 Aqua-Source (S.W.) 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.