- Companies
- Builders
- Colchester
- Abacus Build Ltd
Abacus Build Ltd
- Company number
- 05292007
- Incorporated
- 19 Nov 200421 years trading
- Registered office
- Unit 22 Peartree Business Centre Peartree Road, Stanway, Colchester, CO3 0JN
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Abacus Build Ltd is a 21-year-old private limited company registered in Colchester, company number 05292007, one of 312 building contractors in Colchester. 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 unchanged on the year before, at £16K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 | £16K | £81K | 0 | ||
| 30 Nov 2024 | £16K | £168K | 15 | ||
| 30 Nov 2023 | £16K | £135K | 13 | ||
| 31 May 2023 | £16K | £200K | 23 | ||
| 30 Nov 2021 | £16K | £125K | 30 | ||
| 30 Nov 2020 | £8,506 | £166K | 30 | ||
| 30 Nov 2019 | £4,485 | £460 | £136K | 25 | |
| 30 Nov 2018 | -£1,856 | £889 | £1,349 | £144K | 26 |
| 30 Nov 2017 | -£20K | £6,958 | £7,418 | £168K | 19 |
| 30 Nov 2016 | -£38K | £5,059 | £41K | £187K |
Where Abacus Build Ltd is registered
The registered office is in Colchester (CO3), in the Colchester local authority area, East of England. Show CO3 0JN on a map.
Other trade companies in CO3
- Quick Air LtdMechanics and garages
- Swahn Contractors LtdRoofers
- Patrick Construction LtdBuilders
- SJP Projects & Design LtdSpecialist contractors
- Besi Hand Car Wash LtdCleaning companies
- Besi Tyres LtdMechanics and garages
- Star B Capital LimitedBuilders
- McGregor Builders LtdBuilders
What happens if Abacus 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 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
- 05292007
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 November 2004 (21 years ago)
- Registered office
- Unit 22 Peartree Business Centre Peartree Road, Stanway, Colchester, CO3 0JN
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 12 November 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Colchester
Other active building contractors registered in Colchester.
- Adamski Building Contractor Ltd2017
- Adc Brickwork Ltd2021
- Adc Tiling Ltd2021
- Adds Room Lofts Ltd2021
- Adrian Trans Serv Ltd2010
- Ajd Plastering Ltd2016
- Al Bourke Ltd2016
- Alexander Builders (UK) Ltd2002
All building contractors in Colchester · All trades in Colchester · Builders across the UK
Frequently asked questions
When are Abacus Build Ltd's accounts due?
Abacus Build Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Abacus Build Ltd'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 Abacus Build Ltd still trading?
Abacus 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 Abacus Build Ltd do?
Abacus Build Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Abacus Build Ltd?
Abacus Build Ltd was incorporated on 19 November 2004, 21 years ago.
What is the penalty if Abacus 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 Abacus 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.