- Companies
- Finishing trades
- Stanmore
- Abacus Building Services Limited
Abacus Building Services Limited
- Company number
- 06681614
- Incorporated
- 26 Aug 200818 years trading
- Registered office
- Devonshire House, 582 Honeypot Lane, Stanmore, Middlesex, HA7 1JS
- Nature of business
- Other building completion and finishing
Abacus Building Services Limited is a 18-year-old private limited company registered in Stanmore, company number 06681614, one of 64 building finishing companies in Stanmore. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 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 down £62K (-99.6%) on the year before, to £271.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £23K against £23K owed within a year: 1.0 times cover.
- 2 employees 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 |
|---|---|---|---|---|---|
| 31 Aug 2025 | £271 | £287 | £23K | £23K | 2 |
| 31 Aug 2024 | £62K | £37K | £104K | £42K | 2 |
| 31 Aug 2023 | £180K | £130K | £251K | £67K | 2 |
| 31 Aug 2022 | £241K | £269K | £465K | £198K | 1 |
| 31 Aug 2021 | £250K | £236K | £365K | £81K | 1 |
| 31 Aug 2020 | £182K | £185K | £321K | £96K | 1 |
| 31 Aug 2019 | £276K | £181K | £313K | £43K | 1 |
| 31 Aug 2018 | £372K | £323K | £438K | £74K | 1 |
| 31 Aug 2017 | £336K | £217K | £373K | £45K | 1 |
| 31 Aug 2016 | £376K | £320K | £123K |
Where Abacus Building Services Limited is registered
The registered office is in Stanmore (HA7), in the Harrow local authority area, London. Show HA7 1JS on a map.
Other trade companies in HA7
- Vatra Developments LtdBuilders
- Air and Waves LtdPlumbers and heating engineers
- R & R Building Services LtdFinishing trades
- Berculean BBV Ltd LtdBuilders
- Velorent LtdMotor traders
- Autex LtdMechanics and garages
- TH Motorcycles LtdMotor traders
- Ady Painting and Decorating LtdInstallers
Shared registered office
113 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Abacus Building Services 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 06681614
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 August 2008 (18 years ago)
- Registered office
- Devonshire House, 582 Honeypot Lane, Stanmore, Middlesex, HA7 1JS
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 26 August 2025
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 Stanmore
Other active building finishing companies registered in Stanmore.
- Ace Building & Insulations Ltd2024
- Adelly House Ltd2025
- Align Fencing Limited2022
- Angel Building & Business Ltd2014
- As You Like IT Building Services Ltd2014
- As You Like IT Maintenance Ltd2018
- Ast Dry Lining Ltd2018
- Aurel Plastering Ltd2018
All building finishing companies in Stanmore · All trades in Stanmore · Finishing trades across the UK
Frequently asked questions
When are Abacus Building Services Limited's accounts due?
Abacus Building Services Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Abacus Building Services Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Abacus Building Services Limited still trading?
Abacus Building Services 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 Abacus Building Services Limited do?
Abacus Building Services Limited is registered under Other building completion and finishing (SIC 43390).
How old is Abacus Building Services Limited?
Abacus Building Services Limited was incorporated on 26 August 2008, 18 years ago.
What is the penalty if Abacus Building Services 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 Abacus Building Services 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.