- Companies
- Finishing trades
- Harrow
- Cornerstone Design & Build Ltd
Cornerstone Design & Build Ltd
- Company number
- 12138256
- Incorporated
- 5 Aug 20197 years trading
- Registered office
- 5 Jardine House Harrovian Business Village, Bessborough Road, Harrow, HA1 3EX
- Nature of business
- Other building completion and finishing
Cornerstone Design & Build Ltd is a 7-year-old private limited company registered in Harrow, company number 12138256, one of 251 building finishing companies in Harrow. Its next accounts are due at Companies House on 28 May 2027, and the CT600 for the period to 28 August 2026 is due at HMRC on 28 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 £4,860 (+41.3%) on the year before, to £17K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £57K against £21K owed within a year: 2.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £17K | £10K | £57K | £21K | 0 |
| 31 Aug 2024 | £12K | £11K | £53K | £17K | 0 |
| 31 Aug 2023 | £2,628 | £7,862 | £50K | £15K | 0 |
| 31 Aug 2022 | -£1,795 | £983 | £42K | £6,514 | 0 |
| 31 Aug 2021 | £616 | £51K | £144 | 1 | |
| 31 Aug 2020 | £0 | 0 |
Who runs and owns Cornerstone Design & Build Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| C*** D*** | Director | Aug 2019 |
| V*** G*** | Secretary | Aug 2019 |
Person with significant control
Where Cornerstone Design & Build Ltd is registered
The registered office is in Harrow (HA1), in the Harrow local authority area, London. Show HA1 3EX on a map.
Other trade companies in HA1
- Cabos Electrical LimitedElectricians
- Mia Maria Services LtdCleaning companies
- Ac Operations LtdScaffolders
- Verde Masters LtdLandscapers and gardeners
- Omega Works Group LtdLandscapers and gardeners
- Call 'Em LimitedPlumbers and heating engineers
- Swan Roofing Services LimitedRoofers
- DRV Property Solutions LtdPainters and decorators
Also registered at this address
20 other companies use the same registered office as Cornerstone Design & Build Ltd.
- Advanced Cooling & Heating LtdPlumbers and heating engineers
- Akilla Engines LimitedMechanics and garages
- Aurora Terrazzo LimitedSpecialist contractors
- Bampton Property LtdProperty developers
- Carpenters 24/7 Construction LimitedJoiners and carpenters
- Ceo Construction LtdCivil engineering
- Conova Construction LtdProperty developers
- D-Coded International LimitedFinishing trades
- Elecguard LtdElectricians
- Greenoaks Construction LimitedBuilders
- Harrington Maintenance Company LimitedElectricians
- Home Field Construction LimitedElectricians
- Kas Construction & Project Management LtdSpecialist contractors
- Len Beaman (ST Helens) LtdProperty developers
- Nasco Enterprises LimitedFinishing trades
- NCP Construction LtdFinishing trades
- PDGB LimitedFinishing trades
- Sun-Ex 21 LimitedProperty developers
- Tayross Homes LimitedProperty developers
- TM Linemarking LtdSpecialist contractors
What happens if Cornerstone Design & Build 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 28 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 May 2027 to 28 Jun 2027 | £150 |
| 1 to 3 months late | 29 Jun 2027 to 28 Aug 2027 | £375 |
| 3 to 6 months late | 29 Aug 2027 to 28 Nov 2027 | £750 |
| More than 6 months late | From 29 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Aug 2027 | £200 |
| 3 months late | 28 Nov 2027 | another £200 |
| 6 months late | 28 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 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
- 12138256
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 August 2019 (7 years ago)
- Registered office
- 5 Jardine House Harrovian Business Village, Bessborough Road, Harrow, HA1 3EX
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 28 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 12 August 2026
- Previous names
- Aquince Import and Export Ltd (until 2 Dec 2022)
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Harrow
Other active building finishing companies registered in Harrow.
- Corrundum Construction Limited2000
- Corrundum Contractors Limited2017
- County Solutions Limited2023
- CRC Builders Ltd2020
- D & G Master Builders Limited2015
- D&G Drywall Finishing Ltd2024
- D&I Global Construction Ltd2026
- Dabasia Constructors Limited2006
All building finishing companies in Harrow · All trades in Harrow · Finishing trades across the UK
Frequently asked questions
When are Cornerstone Design & Build Ltd's accounts due?
Cornerstone Design & Build Ltd's next accounts are due at Companies House by 28 May 2027 (in 227 days), covering the period to 28 August 2026.
When is Cornerstone Design & Build Ltd's CT600 due?
The CT600 for the period to 28 August 2026 is due at HMRC by 28 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 29 May 2027.
Is Cornerstone Design & Build Ltd still trading?
Cornerstone Design & Build 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 Cornerstone Design & Build Ltd do?
Cornerstone Design & Build Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Cornerstone Design & Build Ltd?
Cornerstone Design & Build Ltd was incorporated on 5 August 2019, 7 years ago.
Who runs Cornerstone Design & Build Ltd?
Cornerstone Design & Build Ltd has 1 active director, the longest-serving appointed in Aug 2019. Their names and service addresses are on the Companies House register.
Who owns Cornerstone Design & Build Ltd?
One person or company has significant control of Cornerstone Design & Build Ltd: an individual (has significant influence or control).
What is the penalty if Cornerstone Design & Build 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 Cornerstone Design & Build 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.