- Companies
- Builders
- Londonderry
- Sudbury Developments Limited
Sudbury Developments Limited
- Company number
- NI658694
- Incorporated
- 1 Feb 20197 years trading
- Registered office
- 43 Clarendon Street, Londonderry, BT48 7ER
- Nature of business
- Construction of domestic buildings
Sudbury Developments Limited is a 7-year-old private limited company registered in Londonderry, company number NI658694, one of 95 building contractors in Londonderry. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 December 2026.
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 £8,895 (+91.5%) on the year before, to -£822.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £102K against £103K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2020 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 29 Feb 2024 | -£822 | £65K | £102K | £103K | 1 |
| 28 Feb 2023 | -£9,717 | £344K | £1.5M | £1.6M | 1 |
| 28 Feb 2022 | -£123 | £162K | £740K | £791K | 1 |
| 28 Feb 2021 | £22 | £2,122 | £444K | £500 | 0 |
| 28 Feb 2020 | £100 | £100 | £442K | 0 |
Where Sudbury Developments Limited is registered
The registered office is in Londonderry (BT48), in the Derry City and Strabane local authority area, Northern Ireland. Show BT48 7ER on a map.
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Also registered at this address
11 other companies use the same registered office as Sudbury Developments Limited.
- Blackwood Investments (Fairmont) LimitedProperty developers
- Brickworx Contracts LtdBuilders
- Gulfstream Boats LimitedMachinery repair and installation
- Noone Construction LimitedBuilders
- O'Donnell Properties (Contracts) LtdProperty developers
- O'Donnell Properties LimitedBuilders
- Odk Properties LimitedBuilders
- Odp Projects LtdBuilders
- PC Patrol (Ireland) LimitedRepair services
- Sudbury Avant Garde Developments LimitedBuilders
- Yewanco LimitedJoiners and carpenters
What happens if Sudbury Developments 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- NI658694
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 February 2019 (7 years ago)
- Registered office
- 43 Clarendon Street, Londonderry, BT48 7ER
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 5 January 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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 Londonderry
Other active building contractors registered in Londonderry.
- Teeavan Interiors Limited2018
- The McLaughlin Group Limited2016
- Timber Kit Buildings Limited2021
- TJF Contracts Ltd2024
- Top-Line Contracts Ltd2021
- Total Site Worx Ltd2015
- Tuk Contracts Limited2020
- A A Miller & Son Ltd2005
All building contractors in Londonderry · All trades in Londonderry · Builders across the UK
Frequently asked questions
When are Sudbury Developments Limited's accounts due?
Sudbury Developments Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Sudbury Developments Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 December 2025, due by 31 December 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Sudbury Developments Limited still trading?
Sudbury Developments 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 Sudbury Developments Limited do?
Sudbury Developments Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Sudbury Developments Limited?
Sudbury Developments Limited was incorporated on 1 February 2019, 7 years ago.
What is the penalty if Sudbury Developments 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 Sudbury Developments 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.