- Companies
- Specialist contractors
- Wrotham Heath
- Coldrum Group Ltd
Coldrum Group Ltd
- Company number
- 09587878
- Incorporated
- 13 May 201511 years trading
- Registered office
- A4G Suite Nepicar House, London Road, Wrotham Heath, Kent, TN15 7RS
- Nature of business
- Other specialised construction activities n.e.c.
Coldrum Group Ltd is a 11-year-old private limited company registered in Wrotham Heath, company number 09587878, one of 8 specialist construction companies in Wrotham Heath. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £34K (-12.7%) on the year before, to £232K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £2.7M against £2.3M owed within a year: 1.2 times cover.
- 16 employees on average, down from 22 the year before.
- 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 Aug 2025 | £232K | £1,855 | £2.7M | £2.3M | 16 |
| 31 Aug 2024 | £265K | £144K | £1.9M | £1.4M | 22 |
| 31 Aug 2023 | £243K | £60K | £1.8M | £1.4M | 19 |
| 31 Aug 2022 | £169K | £183K | £1.1M | £833K | 16 |
| 31 Aug 2021 | £98K | £12K | £919K | £668K | 13 |
| 31 Aug 2020 | £48K | £24K | £1.2M | £1.2M | 13 |
| 31 May 2019 | £47K | £476 | £1.2M | £1.1M | 6 |
| 31 May 2018 | £42K | £693K | £585K | 7 | |
| 31 May 2017 | £40K | £0 | £383K | £344K | 7 |
| 31 May 2016 | £10K | £7,937 | £92K | £90K |
Public contracts won
Coldrum Group Ltd has 2 public sector contract awards on record; the ones with their own published value total £390K (2025). 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.
Awards by year
Main buyers
- Tower Hamlets1 award
- Peabody Trust1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Tower Hamlets | CO6081: Poplar Bath Leisure Centre - Rooftop Gaming Pitch | £390K | 17 Jul 2025 |
| Peabody Trust | Peabody Leasehold Decorations Cyclical Works Programme North East Blocks | 26 Mar 2025 |
Where Coldrum Group Ltd is registered
The registered office is in Wrotham Heath (TN15), in the Tonbridge and Malling local authority area, South East. Show TN15 7RS on a map.
Other trade companies in TN15
- Ecd Developments LtdProperty developers
- Youngs Developments LimitedProperty developers
- TJK Riding Farm LimitedInstallers
- GWS Automotive Solutions LtdMechanics and garages
- G.R. Regan Roofing and Solar LimitedRoofers
- Apex Tail Lifts LtdMechanics and garages
- Paddy’S Pipes Plumbing & Drainage LtdPlumbers and heating engineers
- LK Roofing Group LtdRoofers
Shared registered office
61 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Coldrum Group Ltd 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 09587878
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 May 2015 (11 years ago)
- Registered office
- A4G Suite Nepicar House, London Road, Wrotham Heath, Kent, TN15 7RS
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 8 May 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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 Wrotham Heath
Other active specialist construction companies registered in Wrotham Heath.
- Extreme Lift Services Limited2003
- JBS London Limited2013
- JW Rope Access Ltd2010
- London Borough Brickworks Limited2009
- P J Wright & Sons Fireplace Shop Limited2026
- SDK Fire Ltd2024
- Smart Smoke Control Ltd2023
All specialist construction companies in Wrotham Heath · All trades in Wrotham Heath · Specialist contractors across the UK
Frequently asked questions
When are Coldrum Group Ltd's accounts due?
Coldrum Group Ltd's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Coldrum Group Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Coldrum Group Ltd still trading?
Coldrum Group Ltd 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 Coldrum Group Ltd do?
Coldrum Group Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Coldrum Group Ltd?
Coldrum Group Ltd was incorporated on 13 May 2015, 11 years ago.
Has Coldrum Group Ltd won public sector contracts?
Yes. Coldrum Group Ltd has 2 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £390K), most recently from Tower Hamlets.
What is the penalty if Coldrum Group Ltd 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 Coldrum Group Ltd 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.