- Companies
- Plumbers and heating engineers
- Ilkeston
- H. Sim Gas & Heating Ltd
H. Sim Gas & Heating Ltd
- Company number
- 16508613
- Incorporated
- 10 Jun 20251 year trading
- Registered office
- 16 Queen Street, Ilkeston, Derbyshire, DE7 5GT
- Nature of business
- Plumbing, heat and air-conditioning installation
H. Sim Gas & Heating Ltd is a 1-year-old private limited company registered in Ilkeston, company number 16508613, one of 34 plumbing and heating companies in Ilkeston. Its next accounts are due at Companies House on 10 March 2027, and its first CT600 is due at HMRC on 9 June 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where H. Sim Gas & Heating Ltd is registered
The registered office is in Ilkeston (DE7), in the Erewash local authority area, East Midlands. Show DE7 5GT on a map.
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- Bird Muck & Moss LtdRoofers
Shared registered office
52 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if H. Sim Gas & Heating 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 10 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Mar 2027 to 10 Apr 2027 | £150 |
| 1 to 3 months late | 11 Apr 2027 to 10 Jun 2027 | £375 |
| 3 to 6 months late | 11 Jun 2027 to 10 Sep 2027 | £750 |
| More than 6 months late | From 11 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 16508613
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 June 2025 (1 year ago)
- Registered office
- 16 Queen Street, Ilkeston, Derbyshire, DE7 5GT
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 9 June 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 Ilkeston
Other active plumbing and heating companies registered in Ilkeston.
- Handy Home Improvements Ltd2019
- Heating & Process Engineering Services Limited1978
- Holden Heating Ltd2011
- Ideal Plumbing & Heating (Derby) Limited2004
- Jonathan Pitts Limited2010
- Kirk Hallam Plumbing & Heating Ltd2020
- Martyn Proctor Plumbing & Heating Ltd2015
- MHC Plumbing & Heating Ltd2023
All plumbing and heating companies in Ilkeston · All trades in Ilkeston · Plumbers and heating engineers across the UK
Frequently asked questions
When are H. Sim Gas & Heating Ltd's accounts due?
H. Sim Gas & Heating Ltd's next accounts are due at Companies House by 10 March 2027 (in 148 days), covering the period to 30 June 2026.
When is H. Sim Gas & Heating Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 9 June 2026, due by 9 June 2027, and one for the period to 30 June 2026, due by 30 June 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is H. Sim Gas & Heating Ltd still trading?
H. Sim Gas & Heating 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 H. Sim Gas & Heating Ltd do?
H. Sim Gas & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is H. Sim Gas & Heating Ltd?
H. Sim Gas & Heating Ltd was incorporated on 10 June 2025, 1 year ago.
What is the penalty if H. Sim Gas & Heating 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 H. Sim Gas & Heating 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.