- Companies
- Property developers
- Londonderry
- O K I Developments Limited
O K I Developments Limited
- Company number
- NI055450
- Incorporated
- 7 Jun 200521 years trading
- Registered office
- 40 Curragh Road, Dungiven, Londonderry, BT47 4SE
- Nature of business
- Development of building projects; Construction of other civil engineering projects n.e.c.
O K I Developments Limited is a 21-year-old private limited company registered in Londonderry, company number NI055450, one of 79 property development companies in Londonderry. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £42K (-3.5%) on the year before, to £1.1M.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £53K against £3,337 owed within a year: more than 10 times cover.
- 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 |
|---|---|---|---|---|---|
| 31 Dec 2025 | £1.1M | £53K | £3,337 | 0 | |
| 31 Dec 2024 | £1.2M | £190K | £2,917 | 0 | |
| 31 Dec 2023 | £1.2M | £199K | £4,145 | 0 | |
| 31 Dec 2022 | £1.5M | £911K | £62K | 0 | |
| 31 Dec 2021 | £1.6M | £1.1M | £59K | 0 | |
| 31 Dec 2020 | £1.8M | £513K | £223K | 0 | |
| 31 Dec 2019 | £1.8M | £388K | |||
| 31 Dec 2018 | £548K | £4,078 | £4,850 | ||
| 31 Dec 2017 | £632K | £95K | |||
| 31 Dec 2016 | £635K | £97K |
Where O K I Developments Limited is registered
The registered office is in Londonderry (BT47), in the Causeway Coast and Glens local authority area, Northern Ireland. Show BT47 4SE on a map.
Other trade companies in BT47
- RNK Contracts LimitedGroundworks and demolition
- Den Electrical LtdElectricians
- BDK Consulting LimitedProperty developers
- Oakline Engineering LtdInstallers
- Killew Property Services LimitedFacilities management
- PH Autobody LimitedMechanics and garages
- C Doherty Autos LtdMechanics and garages
- CPMH LtdBuilders
Also registered at this address
1 other company uses the same registered office as O K I Developments Limited.
- Ideal Form LimitedSpecialist contractors
What happens if O K I 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- NI055450
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 June 2005 (21 years ago)
- Registered office
- 40 Curragh Road, Dungiven, Londonderry, BT47 4SE
- Nature of business
- Development of building projects (SIC 41100)
Construction of other civil engineering projects n.e.c. (SIC 42990) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 2 June 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Londonderry
Other active property development companies registered in Londonderry.
- O'Donnell Properties (Contracts) Ltd2010
- Op Buildworks Limited2025
- Regent House Enterprises Ltd2019
- Riverfront Developments Ltd1999
- Riverside Building & Development Limited2001
- Rosslyn Development Ltd2011
- Roxy Construction Ltd2015
- Rumex Trading Limited2005
All property development companies in Londonderry · All trades in Londonderry · Property developers across the UK
Frequently asked questions
When are O K I Developments Limited's accounts due?
O K I Developments Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is O K I Developments Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is O K I Developments Limited still trading?
O K I 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 O K I Developments Limited do?
O K I Developments Limited is registered under Development of building projects (SIC 41100); Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is O K I Developments Limited?
O K I Developments Limited was incorporated on 7 June 2005, 21 years ago.
What is the penalty if O K I 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 O K I 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.