- Companies
- Specialist contractors
- Workington
- Allerdale Thermal Insulation Limited
Allerdale Thermal Insulation Limited
- Company number
- 14478261
- Incorporated
- 11 Nov 20223 years trading
- Registered office
- Carleton House, 136 Gray Street, Workington, Cumbria, CA14 2LU
- Nature of business
- Other specialised construction activities n.e.c.
Allerdale Thermal Insulation Limited is a 3-year-old private limited company registered in Workington, company number 14478261, one of 9 specialist construction companies in Workington. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 Allerdale Thermal Insulation LimitedOr 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 down £14K on the year before, to -£13K.
- Current assets of £39K against £72K owed within a year: 0.5 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | -£13K | £39K | £72K | 1 | |
| 30 Nov 2024 | £591 | £34K | £48K | £67K | 1 |
| 30 Nov 2023 | £42K | £8,661 | £70K | £49K | 1 |
Where Allerdale Thermal Insulation Limited is registered
The registered office is in Workington (CA14), in the Cumberland local authority area, North West. Show CA14 2LU on a map.
Other trade companies in CA14
- Premier Heating Solutions Cumbria LimitedPlumbers and heating engineers
- Northern Resin LtdFloor and wall tilers
- GRT Property Solutions LtdPlumbers and heating engineers
- Jre Partitions and Ceilings LimitedInstallers
- Fellside Homes & Renovations(Cumbria) LtdProperty developers
- Pristine Plumb & Bath LtdPlumbers and heating engineers
- The Cumbrian Painting Company LtdBuilders
- J.Proud Plastering LtdPlasterers
Also registered at this address
18 other companies use the same registered office as Allerdale Thermal Insulation Limited.
- B&K Mayson Contracting Services LtdInstallers
- C & E Builders LimitedProperty developers
- D. Richardson Electrical Services LimitedElectricians
- F G Estates LimitedProperty developers
- Foxcroft Electrical LtdElectricians
- John Robson Properties LimitedProperty developers
- Kells Development Group LimitedBuilders
- L & K Curwen LimitedGlaziers
- Lakeland Gas LimitedPlumbers and heating engineers
- Lakeland Homes Ltd.Finishing trades
- Morton Properties (Cumbria) LimitedProperty developers
- On Tap Heating & Plumbing Services Cumbria LimitedPlumbers and heating engineers
- PW & S Hodgson LtdPainters and decorators
- Sel Construction and Maintenance LimitedBuilders
- Skelton Houses LimitedBuilders
- Turner Roofing LimitedRoofers
- West Lakes Demolition LimitedGroundworks and demolition
- Westlakes Property Development LtdProperty developers
What happens if Allerdale Thermal Insulation 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 14478261
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 November 2022 (3 years ago)
- Registered office
- Carleton House, 136 Gray Street, Workington, Cumbria, CA14 2LU
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 4 November 2025
- Previous names
- Allerdale Insulation Limited (until 6 Dec 2022)
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 Workington
Other active specialist construction companies registered in Workington.
- Dargavel Engineering Limited1995
- Energy Efficient Window Systems Limited2021
- Helgar Offshore Safety Limited2013
- Lake District Property Services Ltd2026
- M&D Wallace E&I Ltd2008
- Mahoney Building Services Limited2005
- Solway Blast Cleaning Limited2011
- Top Storry Access Ltd2017
All specialist construction companies in Workington · All trades in Workington · Specialist contractors across the UK
Frequently asked questions
When are Allerdale Thermal Insulation Limited's accounts due?
Allerdale Thermal Insulation Limited's next accounts are due at Companies House by 31 August 2027 (in 321 days), covering the period to 30 November 2026.
When is Allerdale Thermal Insulation Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Allerdale Thermal Insulation Limited still trading?
Allerdale Thermal Insulation 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 Allerdale Thermal Insulation Limited do?
Allerdale Thermal Insulation Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Allerdale Thermal Insulation Limited?
Allerdale Thermal Insulation Limited was incorporated on 11 November 2022, 3 years ago.
What is the penalty if Allerdale Thermal Insulation 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 Allerdale Thermal Insulation 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.