- Company number
- 12419548
- Incorporated
- 22 Jan 20206 years trading
- Registered office
- 166 College Road, Harrow, Middlesex, HA1 1BH
- Nature of business
- Construction of commercial buildings
Frederick George Mileham Limited is a 6-year-old private limited company registered in Harrow, company number 12419548, one of 793 building contractors in Harrow. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £192K (+45.2%) on the year before, to £617K.
- Net assets rose in 5 of 5 year-on-year comparisons on record.
- Current assets of £974K against £382K owed within a year: 2.5 times cover.
- 5 employees on average during the year.
- Balance sheets on record for 6 years, 2021 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £617K | £498K | £974K | £382K | 5 |
| 31 Mar 2025 | £425K | £450K | £773K | £366K | 5 |
| 31 Mar 2024 | £340K | £241K | £790K | £476K | 4 |
| 31 Mar 2023 | £296K | £372K | £774K | £514K | 3 |
| 31 Mar 2022 | £158K | £276K | £619K | £508K | 1 |
| 31 Mar 2021 | £17K | £104K | £424K | £449K | 1 |
Who runs and owns Frederick George Mileham Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| B*** M*** | Director | Jan 2020 |
| S*** M*** | Director | Jul 2020 |
People with significant control (2)
Public contracts won
Frederick George Mileham Limited has 4 public sector contract awards on record; the ones with their own published value total £31K, from 2023 to 2025. Source: Contracts Finder and Find a Tender award notices. For 3 of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown. These were matched by the company's exact name because the notice gave no company number.
Awards by year
Main buyers
- Oxford City Council1 award
- Notting Hill Genesis1 award
- London Borough of Hounslow1 award
- Harrow Council1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Oxford City Council | South Oxfordshire and Vale of White Horse Home Improvement Agency Ramps, Level Access Showers/Wetrooms and Associated Bathroom Works | Ceiling, not shown | 25 Jul 2025 |
| Notting Hill Genesis | Adaptations | £31K | 25 May 2025 |
| London Borough of Hounslow | Housing Adaptation Service – Contractors’ Framework | Ceiling, not shown | 8 Apr 2025 |
| Harrow Council | Aids and Adaptations | Ceiling, not shown | 11 Aug 2023 |
Where Frederick George Mileham Limited is registered
The registered office is in Harrow (HA1), in the Harrow local authority area, London. Show HA1 1BH on a map.
Other trade companies in HA1
- Cabos Electrical LimitedElectricians
- Mia Maria Services LtdCleaning companies
- Ac Operations LtdScaffolders
- Verde Masters LtdLandscapers and gardeners
- Omega Works Group LtdLandscapers and gardeners
- Call 'Em LimitedPlumbers and heating engineers
- Swan Roofing Services LimitedRoofers
- DRV Property Solutions LtdPainters and decorators
Shared registered office
32 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 Frederick George Mileham 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 12419548
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 January 2020 (6 years ago)
- Registered office
- 166 College Road, Harrow, Middlesex, HA1 1BH
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 21 January 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 Harrow
Other active building contractors registered in Harrow.
- Fresh Organic London Ltd2019
- Freshpoint Cleaning Ltd2026
- FRS Property Services Ltd2025
- G A B Drylining Ltd2026
- G A B Drywall Ltd2023
- G D Paving Limited2025
- G J Taylor & Company Limited2016
- G Singh and Co UK Ltd2020
All building contractors in Harrow · All trades in Harrow · Builders across the UK
Frequently asked questions
When are Frederick George Mileham Limited's accounts due?
Frederick George Mileham Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Frederick George Mileham Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Frederick George Mileham Limited still trading?
Frederick George Mileham 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 Frederick George Mileham Limited do?
Frederick George Mileham Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Frederick George Mileham Limited?
Frederick George Mileham Limited was incorporated on 22 January 2020, 6 years ago.
Who runs Frederick George Mileham Limited?
Frederick George Mileham Limited has 2 active directors, the longest-serving appointed in Jan 2020. Their names and service addresses are on the Companies House register.
Who owns Frederick George Mileham Limited?
2 people or companies have significant control of Frederick George Mileham Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
Has Frederick George Mileham Limited won public sector contracts?
Yes. Frederick George Mileham Limited has 4 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £31K), most recently from Oxford City Council.
What is the penalty if Frederick George Mileham 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 Frederick George Mileham 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.