- Companies
- Property developers
- Kingston upon Thames
- Ciaran Boyle Constructions Limited
Ciaran Boyle Constructions Limited
- Company number
- 09851822
- Incorporated
- 2 Nov 201510 years trading
- Registered office
- Suite 7, Second Floor, Apple Market Hub, 9 Crown Passage, Kingston upon Thames, KT1 1JD
- Nature of business
- Development of building projects
Ciaran Boyle Constructions Limited is a 10-year-old private limited company registered in Kingston upon Thames, company number 09851822, one of 109 property development companies in Kingston upon Thames. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £18K (+17.5%) on the year before, to £124K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £170K against £47K owed within a year: 3.6 times cover.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £124K | £170K | £47K | 1 | |
| 30 Nov 2024 | £106K | £186K | £81K | 1 | |
| 30 Nov 2023 | £86K | £134K | £52K | 1 | |
| 30 Nov 2022 | £78K | £133K | 1 | ||
| 30 Nov 2021 | £39K | £111K | £75K | 1 | |
| 30 Nov 2020 | £32K | £96K | £65K | 1 | |
| 30 Nov 2019 | -£30K | -£44K | £19K | 1 | |
| 30 Nov 2018 | -£41K | -£60K | £19K | 1 | |
| 30 Nov 2017 | -£13K | -£31K | £19K | ||
| 30 Nov 2016 | -£21K | -£37K | £16K |
Where Ciaran Boyle Constructions Limited is registered
The registered office is in Kingston upon Thames (KT1), in the Kingston upon Thames local authority area, London. Show KT1 1JD on a map.
Other trade companies in KT1
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- Kingston Roofing and Restoration LtdBuilders
- Apline UK LtdMotor traders
- Grip KTS LtdMechanics and garages
- Alvo Construction LtdBuilders
- Baw Auto UK LimitedMotor traders
- Black Dog RPM LimitedCleaning companies
- Idecor8 Group LtdBuilders
Also registered at this address
10 other companies use the same registered office as Ciaran Boyle Constructions Limited.
- Bright Sparx UK LtdSpecialist contractors
- Collaboration Group LimitedProperty developers
- Gmsquare LtdProperty developers
- Handymanbud LtdFinishing trades
- Major Solutions Construction LtdBuilders
- PJM Electrical Consulting LimitedElectricians
- Simply Technical LimitedElectricians
- Tarawhiti UK LtdSpecialist contractors
- The Chess Valley Project LtdSpecialist contractors
- Trio Project and Commercial Management LtdSpecialist contractors
What happens if Ciaran Boyle Constructions 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 09851822
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 November 2015 (10 years ago)
- Registered office
- Suite 7, Second Floor, Apple Market Hub, 9 Crown Passage, Kingston upon Thames, KT1 1JD
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 24 October 2025
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 Kingston upon Thames
Other active property development companies registered in Kingston upon Thames.
- Cleavewater Limited2022
- Clifton Investments Ltd2013
- Collaboration Group Limited2017
- CS Design & Construction Limited2026
- Degfont (UK) Limited2016
- Devonport 45 Ltd.2019
- DJ Miles Construction Group Ltd2020
- Erith Da8 Ltd2018
All property development companies in Kingston upon Thames · All trades in Kingston upon Thames · Property developers across the UK
Frequently asked questions
When are Ciaran Boyle Constructions Limited's accounts due?
Ciaran Boyle Constructions Limited's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Ciaran Boyle Constructions Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Ciaran Boyle Constructions Limited still trading?
Ciaran Boyle Constructions 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 Ciaran Boyle Constructions Limited do?
Ciaran Boyle Constructions Limited is registered under Development of building projects (SIC 41100).
How old is Ciaran Boyle Constructions Limited?
Ciaran Boyle Constructions Limited was incorporated on 2 November 2015, 10 years ago.
What is the penalty if Ciaran Boyle Constructions 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 Ciaran Boyle Constructions 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.