- Companies
- Cleaning companies
- Sheffield
- Hydrotech Ltd
Hydrotech Ltd
- Company number
- 10673046
- Incorporated
- 15 Mar 20179 years trading
- Registered office
- 29 Binsted Crescent, Sheffield, South Yorkshire, S5 8NS
- Nature of business
- General cleaning of buildings; Specialised cleaning services; Other cleaning services
Hydrotech Ltd is a 9-year-old private limited company registered in Sheffield, company number 10673046, one of 265 cleaning companies in Sheffield. 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 down £1,891 (-30%) on the year before, to £4,420.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £2,478 against £1,340 owed within a year: 1.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £4,420 | £2,199 | £2,478 | £1,340 | 1 |
| 31 Aug 2024 | £6,311 | £1,602 | £6,911 | £4,298 | 1 |
| 31 Mar 2023 | £783 | £583 | £2,196 | £1,147 | 1 |
| 31 Mar 2022 | £619 | £2,341 | £1,791 | 1 | |
| 31 Mar 2021 | -£1,313 | £1,016 | £733 | 0 | |
| 31 Mar 2020 | £207 | £879 | £1,130 | 0 | |
| 31 Mar 2019 | -£241 | £270 | £1,049 | ||
| 31 Mar 2018 | -£905 | £1,538 |
Where Hydrotech Ltd is registered
The registered office is in Sheffield (S5), in the Sheffield local authority area, Yorkshire and The Humber. Show S5 8NS on a map.
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What happens if Hydrotech 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 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
- 10673046
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 March 2017 (9 years ago)
- Registered office
- 29 Binsted Crescent, Sheffield, South Yorkshire, S5 8NS
- Nature of business
- General cleaning of buildings (SIC 81210)
Specialised cleaning services (SIC 81222)
Other cleaning services (SIC 81299) - Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 25 January 2026
- Previous names
- Masterblast Cleaning Ltd (until 30 Dec 2022)
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Sheffield
Other active cleaning companies registered in Sheffield.
- Immaculate Living Solutions Ltd2024
- Infinity Cleaning Solutions Sy Ltd2025
- Inpo Service Ltd2025
- Inspire Well Cleaning Services Ltd2026
- Intelligent Protect and Clean Limited2019
- J & D Building Services Ltd2018
- J & S Cleaning Solutions Ltd2025
- J & V Cleaning Services Limited2019
All cleaning companies in Sheffield · All trades in Sheffield · Cleaning companies across the UK
Frequently asked questions
When are Hydrotech Ltd's accounts due?
Hydrotech Ltd's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Hydrotech Ltd'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 Hydrotech Ltd still trading?
Hydrotech 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 Hydrotech Ltd do?
Hydrotech Ltd is registered under General cleaning of buildings (SIC 81210); Specialised cleaning services (SIC 81222); Other cleaning services (SIC 81299).
How old is Hydrotech Ltd?
Hydrotech Ltd was incorporated on 15 March 2017, 9 years ago.
What is the penalty if Hydrotech 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 Hydrotech 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.