- Companies
- Specialist contractors
- Paisley
- Hydrotest Ltd
Hydrotest Ltd
- Company number
- SC353782
- Incorporated
- 21 Jan 200917 years trading
- Registered office
- 13 ST Ninians Road, Paisley, Renfrewshire, PA2 6TP
- Nature of business
- Other specialised construction activities n.e.c.
Hydrotest Ltd is a 17-year-old private limited company registered in Paisley, company number SC353782, one of 52 specialist construction companies in Paisley. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £16K on the year before, to £16K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- 1 employee on average, up from 0 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 Jan 2025 | £16K | £17K | 1 | ||
| 31 Jan 2024 | £815 | £18K | 0 | ||
| 31 Jan 2023 | £9,103 | £20K | 0 | ||
| 31 Jan 2022 | £968 | £18K | 2 | ||
| 31 Jan 2021 | £644 | £18K | 2 | ||
| 31 Jan 2020 | £10K | £22K | 2 | ||
| 31 Jan 2019 | £11K | £37K | £25K | ||
| 31 Jan 2018 | £3,517 | £15K | |||
| 31 Jan 2017 | £2,028 | £15K | |||
| 31 Jan 2016 | £7,859 | £11K | £11K | £2,775 |
Who runs and owns Hydrotest Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| N*** M*** | Director | Apr 2012 |
3 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| A*** M*** | Secretary | Jan 2009 | Mar 2012 |
| A*** M*** | Director | Jan 2009 | Mar 2012 |
| O*** M*** | Director | Jan 2009 | Mar 2023 |
Person with significant control
Where Hydrotest Ltd is registered
The registered office is in Paisley (PA2), in the Renfrewshire local authority area, Scotland. Show PA2 6TP on a map.
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- In and Out Removals LtdBuilders
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- Pegasus Air LimitedMachinery repair and installation
What happens if Hydrotest 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- SC353782
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 January 2009 (17 years ago)
- Registered office
- 13 ST Ninians Road, Paisley, Renfrewshire, PA2 6TP
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 7 March 2026
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 Paisley
Other active specialist construction companies registered in Paisley.
- Iat Facility Management Limited2023
- J.D. Lamont Limited2004
- Jigsaw Storage Solutions Ltd2015
- JLM Workshop Ltd2014
- KCG (Scotland) Ltd2025
- Kellock Contracts Ltd2023
- LCM Construction (Inchinnan) Ltd2018
- LMT - Team Woodmaster Ltd2021
All specialist construction companies in Paisley · All trades in Paisley · Specialist contractors across the UK
Frequently asked questions
When are Hydrotest Ltd's accounts due?
Hydrotest Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Hydrotest Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Hydrotest Ltd still trading?
Hydrotest 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 Hydrotest Ltd do?
Hydrotest Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Hydrotest Ltd?
Hydrotest Ltd was incorporated on 21 January 2009, 17 years ago.
Who runs Hydrotest Ltd?
Hydrotest Ltd has 1 active director, the longest-serving appointed in Apr 2012. Their names and service addresses are on the Companies House register.
Who owns Hydrotest Ltd?
One person or company has significant control of Hydrotest Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Hydrotest 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 Hydrotest 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.