- Companies
- Cleaning companies
- Stockport
- Isocleanse Ltd
Isocleanse Ltd
- Company number
- 06680217
- Incorporated
- 22 Aug 200818 years trading
- Registered office
- 4 Grendale Avenue, Hazel Grove, Stockport, SK7 6LJ
- Nature of business
- Specialised cleaning services
Isocleanse Ltd is a 18-year-old private limited company registered in Stockport, company number 06680217, one of 123 cleaning companies in Stockport. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 Isocleanse LtdOr 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 £870 (+6.5%) on the year before, to £14K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- 17 employees on average, up from 9 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 Dec 2025 | £14K | £187K | 17 | ||
| 31 Dec 2024 | £13K | £188K | 9 | ||
| 31 Dec 2023 | £6,381 | £153K | 9 | ||
| 31 Dec 2022 | £51K | £121K | 9 | ||
| 31 Dec 2021 | £34K | £126K | 9 | ||
| 31 Dec 2020 | £17K | £85K | 7 | ||
| 31 Dec 2019 | £9,937 | £23K | £75K | ||
| 31 Dec 2018 | £4,879 | £3,795 | £40K | ||
| 31 Dec 2017 | £13K | £114 | £14K | £6,807 | |
| 31 Dec 2016 | £12K | £107 | £25K | £21K |
Public contracts won
Isocleanse Ltd has 2 public sector contract awards on record; the ones with their own published value total £82K, from 2025 to 2026. Source: Contracts Finder and Find a Tender award notices. 1 of these were matched by the company's exact name because the notice gave no company number.
Awards by year
Main buyers
- The Christie NHS Foundation Trust1 award
- The Clatterbridge Cancer Centre NHS Foundation Trust1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| The Christie NHS Foundation Trust | Weekly cleans for Aseptic and Gene suites. | £70K | 22 Apr 2026 |
| The Clatterbridge Cancer Centre NHS Foundation Trust | Isocleanse - Cleans | £12K | 23 Jul 2025 |
Where Isocleanse Ltd is registered
The registered office is in Stockport (SK7), in the Stockport local authority area, North West. Show SK7 6LJ on a map.
Other trade companies in SK7
- JDB Resources LtdElectricians
- JH Plumbing LtdPlumbers and heating engineers
- Cowie Contractor LimitedSpecialist contractors
- Bond Asset Management LimitedProperty developers
- Novarise Homes LtdFinishing trades
- Airco Climate Solutions LtdElectricians
- SSLH Developments & Roofing LtdProperty developers
- Aaron Water LimitedCivil engineering
What happens if Isocleanse 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 06680217
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 August 2008 (18 years ago)
- Registered office
- 4 Grendale Avenue, Hazel Grove, Stockport, SK7 6LJ
- Nature of business
- Specialised cleaning services (SIC 81222)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 22 August 2026
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 Stockport
Other active cleaning companies registered in Stockport.
- J & A Commercial Window Cleaning Limited2024
- Justyna Clean Ltd2025
- Levelmist Ltd2022
- LST Property Management Ltd2025
- Maid 2 Maid Limited2019
- Majestic Valeting Ltd2020
- MCR Cleaning Services Limited2012
- MRS Muscle Facilities Ltd2025
All cleaning companies in Stockport · All trades in Stockport · Cleaning companies across the UK
Frequently asked questions
When are Isocleanse Ltd's accounts due?
Isocleanse Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Isocleanse Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Isocleanse Ltd still trading?
Isocleanse 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 Isocleanse Ltd do?
Isocleanse Ltd is registered under Specialised cleaning services (SIC 81222).
How old is Isocleanse Ltd?
Isocleanse Ltd was incorporated on 22 August 2008, 18 years ago.
Has Isocleanse Ltd won public sector contracts?
Yes. Isocleanse Ltd has 2 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £82K), most recently from The Christie NHS Foundation Trust.
What is the penalty if Isocleanse 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 Isocleanse 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.