- Companies
- Plumbers and heating engineers
- Barnet
- Gosai Heating & Gas Limited
Gosai Heating & Gas Limited
- Company number
- 10532851
- Incorporated
- 20 Dec 20169 years trading
- Registered office
- 5 Braemore Court, Cockfosters Road, Barnet, EN4 0AE
- Nature of business
- Plumbing, heat and air-conditioning installation
Gosai Heating & Gas Limited is a 9-year-old private limited company registered in Barnet, company number 10532851, one of 75 plumbing and heating companies in Barnet. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 Gosai Heating & Gas 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 £9,784 (-397.2%) on the year before, to -£12K.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £28K against £49K owed within a year: 0.6 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | -£12K | £28K | £49K | 3 | |
| 31 Dec 2024 | -£2,463 | £34K | £51K | 2 | |
| 31 Dec 2023 | £33 | £42K | £52K | 2 | |
| 31 Dec 2022 | £45 | £24K | £38K | 2 | |
| 31 Dec 2021 | £56 | £14K | £32K | 2 | |
| 31 Dec 2020 | £5,638 | £16K | £10K | 1 | |
| 31 Dec 2019 | £935 | £14K | £14K | 1 | |
| 31 Dec 2018 | -£289 | £600 | £139 | ||
| 31 Dec 2017 | -£305 | £449 | £2,494 |
Where Gosai Heating & Gas Limited is registered
The registered office is in Barnet (EN4), in the Enfield local authority area, London. Show EN4 0AE on a map.
Other trade companies in EN4
- Mechanica Frequentia Calculi LtdElectricians
- Conrad Cleaning LimitedCleaning companies
- Vreto & Co LtdCleaning companies
- Reclaim Automotive UK LtdMotor traders
- We Love 500'S LimitedMechanics and garages
- Vanta Gas & Heating LtdBuilders
- T C Developments LtdProperty developers
- Xran LtdBuilders
Also registered at this address
12 other companies use the same registered office as Gosai Heating & Gas Limited.
- Core Construction (Herts) LimitedBuilders
- David Construction Services LtdFinishing trades
- DRD Property & Garden Maintenance LimitedBuilders
- Gosai Construction LimitedBuilders
- Heating Pump Technologies LimitedPlumbers and heating engineers
- M S Services & Logistics LimitedMotor traders
- Qubix Plumbing LimitedPlumbers and heating engineers
- Reno Home Improvements LimitedFinishing trades
- Salvatore London LtdJoiners and carpenters
- Swancraft LimitedMotor traders
- The Orchard Partnership LtdMotor traders
- Welshwood Park Services LimitedInstallers
What happens if Gosai Heating & Gas 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 10532851
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 December 2016 (9 years ago)
- Registered office
- 5 Braemore Court, Cockfosters Road, Barnet, EN4 0AE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 2 July 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 Barnet
Other active plumbing and heating companies registered in Barnet.
- Haph Ltd2025
- Heating Pump Technologies Limited2012
- Heatline London Ltd2020
- Heatmaster London Ltd2016
- J A Heating & Plumbing Limited2011
- JJB Plumbing and Heating Barbican Ltd2026
- JJW Plumbing Ltd2019
- JPT Ventilation Limited2019
All plumbing and heating companies in Barnet · All trades in Barnet · Plumbers and heating engineers across the UK
Frequently asked questions
When are Gosai Heating & Gas Limited's accounts due?
Gosai Heating & Gas Limited's next accounts are due at Companies House by 30 September 2027 (in 351 days), covering the period to 31 December 2026.
When is Gosai Heating & Gas Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Gosai Heating & Gas Limited still trading?
Gosai Heating & Gas 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 Gosai Heating & Gas Limited do?
Gosai Heating & Gas Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Gosai Heating & Gas Limited?
Gosai Heating & Gas Limited was incorporated on 20 December 2016, 9 years ago.
What is the penalty if Gosai Heating & Gas 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 Gosai Heating & Gas 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.