- Company number
- 12846130
- Incorporated
- 31 Aug 20206 years trading
- Registered office
- 33 Wolverton Road, Stanmore, HA7 2RN
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Demolition; Roofing activities
Gym Constructions Ltd is a 6-year-old private limited company registered in Stanmore, company number 12846130, one of 198 building contractors in Stanmore. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £33K on the year before, to £34K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £34K | 0 | |||
| 31 Aug 2024 | £180 | 0 | |||
| 31 Aug 2023 | £1,588 | 0 | |||
| 31 Aug 2022 | £1,725 | 0 | |||
| 31 Aug 2021 | £1,212 | 1 |
Where Gym Constructions Ltd is registered
The registered office is in Stanmore (HA7), in the Harrow local authority area, London. Show HA7 2RN on a map.
Other trade companies in HA7
- Vatra Developments LtdBuilders
- Air and Waves LtdPlumbers and heating engineers
- R & R Building Services LtdFinishing trades
- Berculean BBV Ltd LtdBuilders
- Velorent LtdMotor traders
- Autex LtdMechanics and garages
- TH Motorcycles LtdMotor traders
- Ady Painting and Decorating LtdInstallers
What happens if Gym Constructions 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12846130
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 August 2020 (6 years ago)
- Registered office
- 33 Wolverton Road, Stanmore, HA7 2RN
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Demolition (SIC 43110)
Roofing activities (SIC 43910) - Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 30 August 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Stanmore
Other active building contractors registered in Stanmore.
- H Contractor Ltd2026
- Halligan Build Ltd2025
- Harnam Construction Ltd2013
- Hirani Building Solutions Limited2011
- HK Jesani Limited2017
- Iany Building Ltd2021
- Icc Construction Ltd2026
- Ifs. Construction Ltd2020
All building contractors in Stanmore · All trades in Stanmore · Builders across the UK
Frequently asked questions
When are Gym Constructions Ltd's accounts due?
Gym Constructions Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Gym Constructions Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Gym Constructions Ltd still trading?
Gym Constructions 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 Gym Constructions Ltd do?
Gym Constructions Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Demolition (SIC 43110); Roofing activities (SIC 43910).
How old is Gym Constructions Ltd?
Gym Constructions Ltd was incorporated on 31 August 2020, 6 years ago.
What is the penalty if Gym Constructions 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 Gym Constructions 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.