- Companies
- Property developers
- London
- Barts Square First Limited
Barts Square First Limited
- Company number
- 09100507
- Incorporated
- 24 Jun 201412 years trading
- Registered office
- 22 Ganton Street, London, W1F 7FD
- Nature of business
- Development of building projects
Barts Square First Limited is a 12-year-old private limited company registered in London, company number 09100507, one of 14,100 property development companies in London. Companies House shows its accounts as overdue: they were due on 30 September 2026.
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 Barts Square First 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.
Where Barts Square First Limited is registered
The registered office is in London (W1F), in the Westminster local authority area, London. Show W1F 7FD on a map.
Other trade companies in W1F
- Cregstone UK LimitedProperty developers
- Bayford Facilities Services LtdPlumbers and heating engineers
- Dien Cho LtdBuilders
- Merchant Place Homes LtdProperty developers
- Laid Off Thames LimitedSpecialist contractors
- Atlas Firestopping LimitedInstallers
- Ma CSP Developments LimitedProperty developers
- Prosperous WXW LtdBuilders
Also registered at this address
2 other companies use the same registered office as Barts Square First Limited.
- Barts Square Land One LimitedProperty developers
- Platinum Charterhouse LimitedProperty developers
What happens if Barts Square First Limited files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 09100507
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 June 2014 (12 years ago)
- Registered office
- 22 Ganton Street, London, W1F 7FD
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 8 June 2026
- Charges (mortgages)
- 0 outstanding of 5 registered
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in London
Other active property development companies registered in London.
- Barts Square Land One Limited2014
- Basatin Havens Ltd2024
- Base Green Brackenbury Limited2016
- Base Green Holdings 2 Limited2016
- Basecamp Designs Limited2019
- Basecourt Properties Limited2000
- Basehome Limited1980
- Basements Plus Ltd2020
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Barts Square First Limited's accounts due?
Barts Square First Limited's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is Barts Square First Limited's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is Barts Square First Limited still trading?
Barts Square First Limited is listed as active on the Companies House register (checked 12 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 Barts Square First Limited do?
Barts Square First Limited is registered under Development of building projects (SIC 41100).
How old is Barts Square First Limited?
Barts Square First Limited was incorporated on 24 June 2014, 12 years ago.
What is the penalty if Barts Square First 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 Barts Square First Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.