- Company number
- 13430065
- Incorporated
- 1 Jun 20215 years trading
- Registered office
- 2 Anthony Road, London, SE25 5HB
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Adec Building Services Limited is a 5-year-old private limited company registered in London, company number 13430065, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £3,296 (+386.9%) on the year before, to £2,444.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £89 against £2,533 owed within a year: 0.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £2,444 | £89 | £2,533 | 1 | |
| 31 May 2024 | -£852 | £429 | £1,781 | 1 | |
| 31 May 2023 | £124 | £431 | £978 | 1 | |
| 31 May 2022 | £727 | £824 | £648 | 1 |
Where Adec Building Services Limited is registered
The registered office is in London (SE25), in the Croydon local authority area, London. Show SE25 5HB on a map.
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What happens if Adec 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 13430065
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 June 2021 (5 years ago)
- Registered office
- 2 Anthony Road, London, SE25 5HB
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 31 May 2026
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 London
Other active building contractors registered in London.
- Adelina Alexander Property Management Company Ltd2025
- Adelphi Contractors Limited2026
- Ademar Limited2020
- Adems Construction Ltd2026
- Adenor Homes Ltd2026
- Adeya Property Engineering Limited2025
- Adh Groundworks Ltd2021
- Adi Electrics Ltd2022
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Adec Building Services Limited's accounts due?
Adec Building Services Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is Adec Building Services Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Adec Building Services Limited still trading?
Adec Building Services 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 Adec Building Services Limited do?
Adec Building Services Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Adec Building Services Limited?
Adec Building Services Limited was incorporated on 1 June 2021, 5 years ago.
What is the penalty if Adec 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 Adec Building Services 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.