- Companies
- Joiners and carpenters
- Glasgow
- Tri-Square Construction Solutions Ltd
Tri-Square Construction Solutions Ltd
- Company number
- SC592860
- Incorporated
- 29 Mar 20188 years trading
- Registered office
- 10 Newton Terrace, Charing Cross, Glasgow, G3 7PJ
- Nature of business
- Joinery installation
Tri-Square Construction Solutions Ltd is a 8-year-old private limited company registered in Glasgow, company number SC592860, one of 408 joinery companies in Glasgow. 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.
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 Tri-Square Construction Solutions LtdOr 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 £46K (+96.6%) on the year before, to £94K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £289K against £320K owed within a year: 0.9 times cover.
- 12 employees on average, up from 7 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £94K | £149K | £289K | £320K | 12 |
| 31 Mar 2024 | £48K | £236K | £689K | £640K | 7 |
| 31 Mar 2023 | -£45K | £8,204 | £447K | £461K | 5 |
| 31 Mar 2022 | £91K | £138K | £501K | £330K | 5 |
| 31 Mar 2021 | £41K | £130K | £137K | £63K | 3 |
| 31 Mar 2020 | £24K | £49K | £24K | ||
| 31 Mar 2019 | -£11K | £16K | £11K |
Where Tri-Square Construction Solutions Ltd is registered
The registered office is in Glasgow (G3), in the Glasgow City local authority area, Scotland. Show G3 7PJ on a map.
Other trade companies in G3
- Clyde Electrics Glasgow LimitedElectricians
- Emma's Home & Life Support LtdCleaning companies
- HHP Care2 LtdBuilders
- Fix and Build Joinery LtdJoiners and carpenters
- Betagrid LtdElectricians
- C F H Electrical LtdElectricians
- HR PR Payroll LimitedInstallers
- SPM Scaffolding & Access LimitedCivil engineering
Also registered at this address
1 other company uses the same registered office as Tri-Square Construction Solutions Ltd.
- Mui Services LtdScaffolders
What happens if Tri-Square Construction Solutions 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
- SC592860
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 March 2018 (8 years ago)
- Registered office
- 10 Newton Terrace, Charing Cross, Glasgow, G3 7PJ
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 28 March 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in Glasgow
Other active joinery companies registered in Glasgow.
- Turnaround Fitout Limited2026
- Turnaround Joiners Ltd2023
- Upgrade Installations Limited2021
- Utopianest Ltd2025
- Vertice Projects Ltd2018
- Voka Joiners Limited2022
- W & G Joinery Ltd2020
- Walker Contracts Ltd.2001
All joinery companies in Glasgow · All trades in Glasgow · Joiners and carpenters across the UK
Frequently asked questions
When are Tri-Square Construction Solutions Ltd's accounts due?
Tri-Square Construction Solutions Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Tri-Square Construction Solutions 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 Tri-Square Construction Solutions Ltd still trading?
Tri-Square Construction Solutions 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 Tri-Square Construction Solutions Ltd do?
Tri-Square Construction Solutions Ltd is registered under Joinery installation (SIC 43320).
How old is Tri-Square Construction Solutions Ltd?
Tri-Square Construction Solutions Ltd was incorporated on 29 March 2018, 8 years ago.
What is the penalty if Tri-Square Construction Solutions 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 Tri-Square Construction Solutions 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.