- Companies
- Specialist contractors
- Craigavon
- Datum Monitoring Ireland Limited
Datum Monitoring Ireland Limited
- Company number
- NI055284
- Incorporated
- 23 May 200521 years trading
- Registered office
- 2 Moyrusk Road, Moira, Craigavon, Co Armagh, BT67 0HZ
- Nature of business
- Other specialised construction activities n.e.c.
Datum Monitoring Ireland Limited is a 21-year-old private limited company registered in Craigavon, company number NI055284, one of 27 specialist construction companies in Craigavon. 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 £100K (+7.3%) on the year before, to £1.5M.
- Net assets rose in 7 of 7 year-on-year comparisons on record.
- Current assets of £1.4M against £127K owed within a year: more than 10 times cover.
- 7 employees on average, down from 10 the year before.
- Balance sheets on record for 9 years, 2014 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £1.5M | £874K | £1.4M | £127K | 7 |
| 31 Dec 2023 | £1.4M | £789K | £1.4M | £241K | 10 |
| 31 Dec 2022 | £1.3M | £1.1M | £1.5M | £316K | 7 |
| 31 Dec 2021 | £1.1M | £686K | £1.2M | £265K | 5 |
| 31 Dec 2020 | £997K | £657K | £1M | £333K | 5 |
| 31 Dec 2019 | £859K | £319K | £757K | £257K | 5 |
| 31 Dec 2018 | £688K | £217K | £783K | £361K | 3 |
| 31 Dec 2015 | £325K | £113K | £421K | £225K | |
| 31 Dec 2014 | £248K | £52K | £304K | £196K |
Public contracts won
Datum Monitoring Ireland Limited has one public sector contract award on record; the ones with their own published value total £125K (2025). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Department for the Economy | ID 5928927 - DfE - Purchase of Equipment to Monitor Movement on Abandoned Mines Within Northern Ireland | £125K | 2 Sep 2025 |
Where Datum Monitoring Ireland Limited is registered
The registered office is in Craigavon (BT67), in the Lisburn and Castlereagh local authority area, Northern Ireland. Show BT67 0HZ on a map.
Other trade companies in BT67
- Topspecni LimitedMotor traders
- R.Macmaintenance LtdSpecialist contractors
- Kenny Services PVT LtdMachinery repair and installation
- Watters Contracts LimitedBuilders
- Smyth & O'Hagan Construction LtdBuilders
- L17 Construction Management LtdSpecialist contractors
- MBC Timberframe LtdBuilders
- KT Contracts LtdProperty developers
Also registered at this address
1 other company uses the same registered office as Datum Monitoring Ireland Limited.
- Lloyd Acoustics LimitedSpecialist contractors
What happens if Datum Monitoring Ireland 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
- NI055284
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 May 2005 (21 years ago)
- Registered office
- 2 Moyrusk Road, Moira, Craigavon, Co Armagh, BT67 0HZ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 15 July 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Craigavon
Other active specialist construction companies registered in Craigavon.
- Designshop Solutions Limited2010
- DM Fox Bricklaying Ltd2026
- DMC Groundwork Contracts Ltd2014
- Elite Groundstone Ltd2022
- Emerald Exterior Services NI Ltd2026
- Greg Seeley Consulting Limited2005
- Jab Contracts Ltd2024
- L17 Construction Management Ltd2026
All specialist construction companies in Craigavon · All trades in Craigavon · Specialist contractors across the UK
Frequently asked questions
When are Datum Monitoring Ireland Limited's accounts due?
Datum Monitoring Ireland Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Datum Monitoring Ireland 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 Datum Monitoring Ireland Limited still trading?
Datum Monitoring Ireland 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 Datum Monitoring Ireland Limited do?
Datum Monitoring Ireland Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Datum Monitoring Ireland Limited?
Datum Monitoring Ireland Limited was incorporated on 23 May 2005, 21 years ago.
Has Datum Monitoring Ireland Limited won public sector contracts?
Yes. Datum Monitoring Ireland Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £125K), most recently from Department for the Economy.
What is the penalty if Datum Monitoring Ireland 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 Datum Monitoring Ireland 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.