- Companies
- Plumbers and heating engineers
- Woking
- Adgas Heating Ltd
Adgas Heating Ltd
- Company number
- 08204056
- Incorporated
- 6 Sep 201214 years trading
- Registered office
- 6 ST Johns Rise, ST Johns, Woking, Surrey, GU21 7PW
- Nature of business
- Plumbing, heat and air-conditioning installation
Adgas Heating Ltd is a 14-year-old private limited company registered in Woking, company number 08204056, one of 62 plumbing and heating companies in Woking. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £35K (+12.5%) on the year before, to £317K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £438K against £128K owed within a year: 3.4 times cover.
- 6 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £317K | £229K | £438K | £128K | 6 |
| 31 Mar 2024 | £282K | £250K | £410K | £135K | 6 |
| 31 Mar 2023 | £193K | £123K | £299K | £117K | 7 |
| 31 Mar 2022 | £212K | £149K | £333K | £135K | 7 |
| 31 Mar 2021 | £299K | £271K | £429K | £141K | 7 |
| 31 Mar 2020 | £374K | £350K | £541K | £180K | 6 |
| 5 Apr 2019 | £318K | £405K | £105K | 6 | |
| 5 Apr 2018 | £305K | £376K | £84K | ||
| 5 Apr 2017 | £164K | £326K | £175K | ||
| 5 Apr 2016 | £193K | £271K | £91K |
Public contracts won
Adgas Heating Ltd has one public sector contract award on record; the ones with their own published value total £28K (2026). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| NHS Property Services Limited | Boilers replacement at Caterham Dene | £28K | 17 Feb 2026 |
Where Adgas Heating Ltd is registered
The registered office is in Woking (GU21), in the Woking local authority area, South East. Show GU21 7PW on a map.
Other trade companies in GU21
- The Retro Emporium Services LimitedCleaning companies
- Ses Air Conditioning LtdPlumbers and heating engineers
- Hubdub Camper LimitedMotor traders
- Pristine Handover LimitedCleaning companies
- Orbis Trade LtdMotor traders
- Kingsmoor Systems LtdMachinery repair and installation
- SK Maintenance LtdSpecialist contractors
- JGT Scaffolding LimitedScaffolders
What happens if Adgas 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08204056
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 September 2012 (14 years ago)
- Registered office
- 6 ST Johns Rise, ST Johns, Woking, Surrey, GU21 7PW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 6 September 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 Woking
Other active plumbing and heating companies registered in Woking.
- Air Advanced Ltd2019
- Aqua Core Services Ltd2026
- Atrium Air Conditioning Limited1994
- Avanti Air Ltd2020
- Balance Mechanical and Building Services Ltd2015
- Blueseal Plumbing Ltd2025
- Business Mark Holdings Limited2014
- C.J. Burfield Services Limited1997
All plumbing and heating companies in Woking · All trades in Woking · Plumbers and heating engineers across the UK
Frequently asked questions
When are Adgas Heating Ltd's accounts due?
Adgas Heating Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Adgas Heating Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Adgas Heating Ltd still trading?
Adgas 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 Adgas Heating Ltd do?
Adgas Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Adgas Heating Ltd?
Adgas Heating Ltd was incorporated on 6 September 2012, 14 years ago.
Has Adgas Heating Ltd won public sector contracts?
Yes. Adgas Heating Ltd has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £28K), most recently from NHS Property Services Limited.
What is the penalty if Adgas 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 Adgas 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.