- Companies
- Plumbers and heating engineers
- Dorchester
- G Hamlin Limited
G Hamlin Limited
- Company number
- 07688921
- Incorporated
- 30 Jun 201115 years trading
- Registered office
- Unit 2A, Railway Triangle Industrial Estate, Dorchester, DT1 2PJ
- Nature of business
- Plumbing, heat and air-conditioning installation
G Hamlin Limited is a 15-year-old private limited company registered in Dorchester, company number 07688921, one of 46 plumbing and heating companies in Dorchester. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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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 £38K (+37.4%) on the year before, to £138K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £198K against £73K owed within a year: 2.7 times cover.
- 4 employees on average, up from 3 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 |
|---|---|---|---|---|---|
| 30 Jun 2025 | £138K | £126K | £198K | £73K | 4 |
| 30 Jun 2024 | £101K | £100K | £148K | £62K | 3 |
| 30 Jun 2023 | £55K | £80K | £118K | £84K | 3 |
| 30 Jun 2022 | £26K | £6,159 | £56K | £41K | 5 |
| 30 Jun 2021 | £24K | £20K | £235K | £225K | 6 |
| 30 Jun 2020 | £22K | £57K | £110K | £53K | 7 |
| 30 Jun 2019 | £50K | £11K | £113K | £81K | 7 |
| 30 Jun 2018 | £36K | £2,277 | £88K | £72K | 8 |
| 30 Jun 2017 | £37K | £22K | £63K | £46K | 7 |
| 30 Jun 2016 | £36K | £8,258 | £54K | £38K |
Where G Hamlin Limited is registered
The registered office is in Dorchester (DT1), in the Dorset local authority area, South West. Show DT1 2PJ on a map.
Other trade companies in DT1
- Wareham MOT LimitedMechanics and garages
- Coastal Crest Dorset Cleaning Company LimitedCleaning companies
- Hybrid Superstructures LtdBuilders
- Solo Construction & Development LimitedBuilders
- Guardian Home Improvements LimitedFinishing trades
- Dorset Cars LtdMotor traders
- Rebecca Scaffolding LtdScaffolders
- Fox Roofing & Leadworks LtdRoofers
Shared registered office
140 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 G Hamlin 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 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
- 07688921
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 June 2011 (15 years ago)
- Registered office
- Unit 2A, Railway Triangle Industrial Estate, Dorchester, DT1 2PJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 29 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 Dorchester
Other active plumbing and heating companies registered in Dorchester.
- Gardiners Gas & Plumbing Limited2003
- Gastek (Dorset) Limited2022
- GJS Plumbing and Heating Ltd.2011
- Hanwick Plumbing Limited2012
- Heatcare (UK) Limited2001
- James Buglass Plumbing & Heating Limited2003
- Julien Watkins Pipework Services Ltd2021
- Lewis Palmer Plumbing Limited2002
All plumbing and heating companies in Dorchester · All trades in Dorchester · Plumbers and heating engineers across the UK
Frequently asked questions
When are G Hamlin Limited's accounts due?
G Hamlin Limited's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is G Hamlin Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is G Hamlin Limited still trading?
G Hamlin 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 G Hamlin Limited do?
G Hamlin Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is G Hamlin Limited?
G Hamlin Limited was incorporated on 30 June 2011, 15 years ago.
What is the penalty if G Hamlin 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 G Hamlin 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.