- Companies
- Plumbers and heating engineers
- Manchester
- Optimal Cooling Ltd
Company profile · Plumbers and heating engineers
Optimal Cooling Ltd
Optimal Cooling Ltd is a 2-year-old private limited company registered in Manchester, company number 15495955, one of 361 plumbing and heating companies in Manchester. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 Optimal Cooling 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.
Financial snapshot, 2026
From the balance sheet at 28 February 2026, as filed at Companies House.
Optimal Cooling Ltd over the years
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 £1,369 (-15.7%) on the year before, to £7,369.
- Current assets of £28K against £19K owed within a year: 1.5 times cover.
- 3 employees on average, up from 1 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £7,369 | £28K | £19K | 3 | |
| 28 Feb 2025 | £8,738 | £14K | £6,728 | 1 |
Where Optimal Cooling Ltd is registered
The registered office is in Manchester (M26), in the Bolton local authority area, North West. Show M26 1HU on a map.
Other trade companies in M26
- Nrgsr LtdInstallers
- Monkey Magic Installations LtdJoiners and carpenters
- D&C Autos Lowercroft LimitedMechanics and garages
- Tse Electrical Contractors LimitedElectricians
- House Smart Building & Property Maintenance LtdProperty developers
- Kojak Property LtdProperty developers
- Thea & Frankie Holdings LtdGroundworks and demolition
- Crawfords Helping Hand Cleaning Service LtdCleaning companies
What happens if Optimal Cooling 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 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 15495955
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 February 2024 (2 years ago)
- Registered office
- 14 Riverside Drive, Radcliffe, Manchester, M26 1HU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 11 August 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Manchester
Other active plumbing and heating companies registered in Manchester.
- Otter Climate Group Limited2026
- P&S Flow Limited2026
- Paul Byers Plumbing & Heating Limited2003
- Paul Wilton Plumbing and Heating Ltd.2006
- PDM Plumbing, Heating & Building Services Limited2016
- Pedward Gas Ltd2021
- Peers Refrigeration Limited2007
- Plumb IT Right Ltd2011
All plumbing and heating companies in Manchester · All trades in Manchester · Plumbers and heating engineers across the UK
Frequently asked questions
When are Optimal Cooling Ltd's accounts due?
Optimal Cooling Ltd's next accounts are due at Companies House by 30 November 2027 (in 414 days), covering the period to 28 February 2027.
When is Optimal Cooling Ltd's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Optimal Cooling Ltd still trading?
Optimal Cooling 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 Optimal Cooling Ltd do?
Optimal Cooling Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Optimal Cooling Ltd?
Optimal Cooling Ltd was incorporated on 16 February 2024, 2 years ago.
What is the penalty if Optimal Cooling 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 Optimal Cooling 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.