- Company number
- 10140774
- Incorporated
- 22 Apr 201610 years trading
- Registered office
- Unit 9 Horndon Industrial Estate, Station Road, Brentwood, Essex, CM13 3XL
- Nature of business
- Construction of domestic buildings
Millharbour FM Ltd is a 10-year-old private limited company registered in Brentwood, company number 10140774, one of 149 building contractors in Brentwood. 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 up £2,313 (+0.7%) on the year before, to £351K.
- Net assets rose in 7 of 8 year-on-year comparisons on record.
- Current assets of £552K against £201K owed within a year: 2.7 times cover.
- 7 employees on average, down from 10 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £351K | £23K | £552K | £201K | 7 |
| 31 Aug 2024 | £349K | £43K | £534K | £186K | 10 |
| 31 Aug 2023 | £330K | £101K | £800K | £471K | 14 |
| 31 Aug 2022 | £251K | £324K | £830K | £299K | 15 |
| 31 Aug 2021 | £44K | £102K | £550K | £215K | 10 |
| 31 Aug 2020 | -£70K | £152K | £697K | £421K | 7 |
| 31 Aug 2019 | -£119K | £18K | £520K | £189K | 7 |
| 31 Aug 2018 | -£84K | £324K | £35K | ||
| 30 Apr 2017 | -£95K | £40K | £134K |
Where Millharbour FM Ltd is registered
The registered office is in Brentwood (CM13), in the Brentwood local authority area, East of England. Show CM13 3XL on a map.
Other trade companies in CM13
- Van & Car Self Drive LtdMotor traders
- Marsh Harrier Developments LtdProperty developers
- Motor Dealer Sales LtdMotor traders
- Electrical PN LtdElectricians
- Torrtec LtdPlumbers and heating engineers
- Flushed Through Drainage Services LtdPlumbers and heating engineers
- RJFD Electrical LtdCivil engineering
- Welsted LtdJoiners and carpenters
Also registered at this address
4 other companies use the same registered office as Millharbour FM Ltd.
- Millharbour Energy LimitedSpecialist contractors
- Millharbour Mep LtdBuilders
- Millharbour Sprinklers LimitedBuilders
- Penrose Homes LimitedProperty developers
What happens if Millharbour FM 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
- 10140774
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 April 2016 (10 years ago)
- Registered office
- Unit 9 Horndon Industrial Estate, Station Road, Brentwood, Essex, CM13 3XL
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 12 June 2026
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 Brentwood
Other active building contractors registered in Brentwood.
- Millharbour Mep Ltd2016
- Millharbour Sprinklers Limited2015
- Morbel Construction Ltd2025
- Muja Wires Ltd2022
- N&P Dent Construction Limited2026
- NGS Group Limited2021
- Ngsrapidfix Ltd2026
- Nip Solutions Limited2022
All building contractors in Brentwood · All trades in Brentwood · Builders across the UK
Frequently asked questions
When are Millharbour FM Ltd's accounts due?
Millharbour FM Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Millharbour FM 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 Millharbour FM Ltd still trading?
Millharbour FM 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 Millharbour FM Ltd do?
Millharbour FM Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Millharbour FM Ltd?
Millharbour FM Ltd was incorporated on 22 April 2016, 10 years ago.
What is the penalty if Millharbour FM 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 Millharbour FM 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.