- Companies
- Plumbers and heating engineers
- Gainsborough
- D Carlill Plumbing & Heating Limited
D Carlill Plumbing & Heating Limited
- Company number
- 12805702
- Incorporated
- 11 Aug 20206 years trading
- Registered office
- 53 Irwin Road, Blyton, Gainsborough, DN21 3LS
- Nature of business
- Plumbing, heat and air-conditioning installation
D Carlill Plumbing & Heating Limited is a 6-year-old private limited company registered in Gainsborough, company number 12805702, one of 37 plumbing and heating companies in Gainsborough. Its next accounts are due at Companies House on 31 May 2028, and the CT600 for the period to 31 August 2027 is due at HMRC on 31 August 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 D Carlill Plumbing & Heating 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 up £4,438 (+82.8%) on the year before, to £9,800.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £17K against £14K owed within a year: 1.2 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 6 years, 2021 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2026 | £9,800 | £17K | £14K | 2 | |
| 31 Aug 2025 | £5,362 | £7,885 | £8,845 | 2 | |
| 31 Aug 2024 | £11K | £19K | £15K | 2 | |
| 31 Aug 2023 | £14K | £25K | £20K | 2 | |
| 31 Aug 2022 | £14K | £26K | £23K | 2 | |
| 31 Aug 2021 | £2,906 | £3,662 | £14K | 1 |
Where D Carlill Plumbing & Heating Limited is registered
The registered office is in Gainsborough (DN21), in the West Lindsey local authority area, East Midlands. Show DN21 3LS on a map.
Other trade companies in DN21
- The Car Buyer LtdMotor traders
- Craig Rudge Electrical LtdElectricians
- San San Properties & Developments LtdBuilders
- Pages Garage LtdMechanics and garages
- Elite Touch Home Cleaning LtdCleaning companies
- Gregelec LimitedElectricians
- DRM 2026 LimitedMotor traders
- Elite Carpet Care Gainsborough LtdCleaning companies
Also registered at this address
2 other companies use the same registered office as D Carlill Plumbing & Heating Limited.
- HFS Cleaning LtdCleaning companies
- Induction Furnace Services LimitedMachinery repair and installation
What happens if D Carlill Plumbing & Heating 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 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2028 to 30 Jun 2028 | £150 |
| 1 to 3 months late | 1 Jul 2028 to 31 Aug 2028 | £375 |
| 3 to 6 months late | 1 Sep 2028 to 30 Nov 2028 | £750 |
| More than 6 months late | From 1 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12805702
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 August 2020 (6 years ago)
- Registered office
- 53 Irwin Road, Blyton, Gainsborough, DN21 3LS
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2026
- Last confirmation statement
- 10 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 Gainsborough
Other active plumbing and heating companies registered in Gainsborough.
- D. Adams Plumbers Limited1965
- Desire Plumbing & Heating Ltd2023
- H. Lockwood & Son Limited2006
- Heat Source Innovation Ltd2025
- Jack Croule Plumbing Services Ltd2026
- Jeremy Hall (Plumber) Ltd2016
- JH Smithson & Son Limited2003
- Josa Renewables Ltd2025
All plumbing and heating companies in Gainsborough · All trades in Gainsborough · Plumbers and heating engineers across the UK
Frequently asked questions
When are D Carlill Plumbing & Heating Limited's accounts due?
D Carlill Plumbing & Heating Limited's next accounts are due at Companies House by 31 May 2028 (in 596 days), covering the period to 31 August 2027.
When is D Carlill Plumbing & Heating Limited's CT600 due?
The CT600 for the period to 31 August 2027 is due at HMRC by 31 August 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2028.
Is D Carlill Plumbing & Heating Limited still trading?
D Carlill Plumbing & Heating 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 D Carlill Plumbing & Heating Limited do?
D Carlill Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is D Carlill Plumbing & Heating Limited?
D Carlill Plumbing & Heating Limited was incorporated on 11 August 2020, 6 years ago.
What is the penalty if D Carlill Plumbing & Heating 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 D Carlill Plumbing & Heating 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.