Datum Group Limited
- Company number
- 09033945
- Incorporated
- 12 May 201412 years trading
- Registered office
- Datum Group Ltd Factory Lane, Cattawade, Brantham, Suffolk, CO11 1NH
- Nature of business
- Construction of commercial buildings
Datum Group Limited is a 12-year-old private limited company registered in Brantham, company number 09033945, one of the UK's building contractors. 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 £538K (+22.8%) on the year before, to £2.9M.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £6.6M against £4.1M owed within a year: 1.6 times cover.
- 22 employees on average, up from 17 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £2.9M | £291K | £6.6M | £4.1M | 22 |
| 31 May 2025 | £2.4M | £233 | £4.6M | £2.3M | 17 |
| 31 May 2024 | £2.8M | £411K | £6M | £3.1M | 12 |
| 31 May 2023 | £1.7M | £189K | £4.4M | £2.6M | 10 |
| 31 May 2022 | £1M | £4.1M | £2.8M | 11 | |
| 31 May 2021 | £1.2M | £3.9M | £2.6M | 9 | |
| 31 May 2020 | £786K | £2.2M | £1.5M | 0 | |
| 31 May 2019 | £322K | £106K | £1.7M | £1.4M | |
| 31 May 2018 | £708K | £0 | £1.4M | £637K | |
| 31 May 2017 | £456K | £12K | £798K | £293K |
Public contracts won
Datum Group Limited has one public sector contract award on record; the ones with their own published value total £1.1M (2026). Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Salford City College | CA17414 - Salford College-Design and construction of a cladding refurbishment | £1.1M | 6 Aug 2026 |
Where Datum Group Limited is registered
The registered office is in Brantham (CO11), in the Babergh local authority area, East of England. Show CO11 1NH on a map.
Other trade companies in CO11
- WXC Albert Buildings LtdProperty developers
- CNC Safety Netting & Scaffolding LtdScaffolders
- JG Groundworks LtdBuilders
- R&A Flooring (South East) LtdFloor and wall tilers
- G M T Bemrose LtdCivil engineering
- Onpoint Projects and Consulting LtdBuilders
- RS Safespark LtdBuilders
- Bolivia Land LimitedProperty developers
What happens if Datum Group 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
- 09033945
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 May 2014 (12 years ago)
- Registered office
- Datum Group Ltd Factory Lane, Cattawade, Brantham, Suffolk, CO11 1NH
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 12 May 2026
- Charges (mortgages)
- 2 outstanding of 4 registered
- Previous names
- Brooks Facades Ltd (until 11 Jan 2016)
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
Other active building contractors.
Frequently asked questions
When are Datum Group Limited's accounts due?
Datum Group Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Datum Group 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 Datum Group Limited still trading?
Datum Group 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 Group Limited do?
Datum Group Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Datum Group Limited?
Datum Group Limited was incorporated on 12 May 2014, 12 years ago.
Has Datum Group Limited won public sector contracts?
Yes. Datum Group Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £1.1M), most recently from Salford City College.
What is the penalty if Datum Group 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 Group 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.