- Company number
- SC403022
- Incorporated
- 6 Jul 201115 years trading
- Registered office
- Flat 1/L, 42 Boyd Street, Largs, North Ayrshire, KA30 8LE
- Nature of business
- Roofing activities
GSR Building Services Ltd is a 15-year-old private limited company registered in Largs, company number SC403022, one of the UK's roofing companies. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £1,752 (+369.6%) on the year before, to £2,226.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- 1 employee on average, down from 2 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 |
|---|---|---|---|---|---|
| 31 Jul 2025 | £2,226 | £0 | £2,226 | 1 | |
| 31 Jul 2024 | £474 | £2,884 | £2,410 | 2 | |
| 31 Jul 2023 | £1,525 | £3,035 | £4,560 | 2 | |
| 31 Jul 2022 | £2,510 | £2,429 | £4,939 | 2 | |
| 31 Jul 2021 | £2,163 | £2,571 | £4,734 | 2 | |
| 31 Jul 2020 | £1,915 | £5,651 | 1 | ||
| 31 Jul 2019 | £2,381 | £2,120 | |||
| 31 Jul 2018 | £2,416 | £3,299 | £6,045 | ||
| 31 Jul 2017 | £958 | £1,399 | £441 | ||
| 31 Jul 2016 | -£239 | £394 | £633 |
Where GSR Building Services Ltd is registered
The registered office is in Largs (KA30), in the North Ayrshire local authority area, Scotland. Show KA30 8LE on a map.
Other trade companies in KA30
- MNR Services LtdInstallers
- Motalec LtdMechanics and garages
- Miller Marine LimitedMachinery repair and installation
- Coastal Builds LimitedRoofers
- Gleitch LtdInstallers
- Oliver Exterior Group LtdRoofers
- Lorelei Yacht LtdMachinery repair and installation
- Armstrong Access LtdSpecialist contractors
What happens if GSR Building Services 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- SC403022
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 July 2011 (15 years ago)
- Registered office
- Flat 1/L, 42 Boyd Street, Largs, North Ayrshire, KA30 8LE
- Nature of business
- Roofing activities (SIC 43910)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 22 June 2026
Filing notes for roofing companies
Roofing companies commonly work under CIS and run vans and access equipment, so CIS deductions and capital allowances are the two things to get right.
Similar companies in Largs
Other active roofing companies registered in Largs.
All roofing companies in Largs · All trades in Largs · Roofers across the UK
Frequently asked questions
When are GSR Building Services Ltd's accounts due?
GSR Building Services Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is GSR Building Services Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is GSR Building Services Ltd still trading?
GSR Building Services 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 GSR Building Services Ltd do?
GSR Building Services Ltd is registered under Roofing activities (SIC 43910).
How old is GSR Building Services Ltd?
GSR Building Services Ltd was incorporated on 6 July 2011, 15 years ago.
What is the penalty if GSR Building Services 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 GSR Building Services 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.