- Companies
- Plumbers and heating engineers
- Royston
- J.J.A.Y Gas & Oil Heating Services Limited
J.J.A.Y Gas & Oil Heating Services Limited
- Company number
- 10000822
- Incorporated
- 11 Feb 201610 years trading
- Registered office
- 18 18 Brightwell Place, Shepreth, Royston, SG8 6PL
- Nature of business
- Plumbing, heat and air-conditioning installation
J.J.A.Y Gas & Oil Heating Services Limited is a 10-year-old private limited company registered in Royston, company number 10000822, one of 24 plumbing and heating companies in Royston. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 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 J.J.A.Y Gas & Oil Heating Services 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 £1,032 (+129.6%) on the year before, to £1,828.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £17K against £17K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £1,828 | £17K | £17K | 1 | |
| 28 Feb 2025 | £796 | £8,228 | £8,164 | 1 | |
| 29 Feb 2024 | -£571 | £9,033 | £8,337 | 1 | |
| 28 Feb 2023 | -£1,054 | £12K | £9,281 | 1 | |
| 28 Feb 2022 | -£10K | £13K | £18K | 1 | |
| 28 Feb 2021 | -£8,141 | £13K | £9,814 | 1 | |
| 29 Feb 2020 | -£9,844 | £6,324 | £31K | 2 | |
| 28 Feb 2019 | £551 | £12K | £5,589 | ||
| 28 Feb 2018 | £1,322 | £9,227 | £8,518 | ||
| 28 Feb 2017 | £333 | £2,061 | £2,150 |
Where J.J.A.Y Gas & Oil Heating Services Limited is registered
The registered office is in Royston (SG8), in the South Cambridgeshire local authority area, East of England. Show SG8 6PL on a map.
Other trade companies in SG8
- MPC Cars LtdMechanics and garages
- CB Composite LtdMachinery repair and installation
- Energy 0 (Zero) LimitedProperty developers
- Common Lane LtdProperty developers
- Florina Claudia Motorsport LtdMechanics and garages
- Honeycomp LtdMachinery repair and installation
- All-Good Aviation LtdMachinery repair and installation
- Acb LtdBuilders
What happens if J.J.A.Y Gas & Oil Heating Services 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 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 10000822
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 February 2016 (10 years ago)
- Registered office
- 18 18 Brightwell Place, Shepreth, Royston, SG8 6PL
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 16 December 2025
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 Royston
Other active plumbing and heating companies registered in Royston.
- JNB Plumbing & Heating Limited2019
- Libra Mechanical Services Limited2014
- Lodge Plumbing & Heating Services Ltd2016
- MK Plumbing and Drainage Ltd2016
- Parrmolloy Mechanical Ltd2025
- Pear Plumbing and Heating Limited2024
- PMC Heating and Plumbing Ltd2017
- Prospect Heating Services Limited2024
All plumbing and heating companies in Royston · All trades in Royston · Plumbers and heating engineers across the UK
Frequently asked questions
When are J.J.A.Y Gas & Oil Heating Services Limited's accounts due?
J.J.A.Y Gas & Oil Heating Services Limited's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is J.J.A.Y Gas & Oil Heating Services Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is J.J.A.Y Gas & Oil Heating Services Limited still trading?
J.J.A.Y Gas & Oil Heating Services 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 J.J.A.Y Gas & Oil Heating Services Limited do?
J.J.A.Y Gas & Oil Heating Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is J.J.A.Y Gas & Oil Heating Services Limited?
J.J.A.Y Gas & Oil Heating Services Limited was incorporated on 11 February 2016, 10 years ago.
What is the penalty if J.J.A.Y Gas & Oil Heating Services 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 J.J.A.Y Gas & Oil Heating Services 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.