- Company number
- 10582501
- Incorporated
- 25 Jan 20179 years trading
- Registered office
- 3 Chiltern Court, Asheridge Road, Chesham, Buckinghamshire, HP5 2PX
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
A I McKellar Limited is a 9-year-old private limited company registered in Chesham, company number 10582501, one of 67 building contractors in Chesham. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £41K (+43.2%) on the year before, to £137K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £971K against £858K owed within a year: 1.1 times cover.
- 7 employees on average during the year.
- Balance sheets on record for 8 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £137K | £225K | £971K | £858K | 7 |
| 30 Jun 2024 | £95K | £174K | £494K | £404K | 7 |
| 31 Dec 2022 | £28K | £336K | £431K | £401K | 10 |
| 31 Dec 2021 | £75K | £298K | £230K | 11 | |
| 31 Dec 2020 | £34K | £122K | £85K | 10 | |
| 31 Dec 2019 | £43K | £84K | £81K | 9 | |
| 31 Dec 2018 | £39K | £94K | £109K | 8 | |
| 31 Dec 2017 | £16K | £40K | £95K | 9 |
Where A I McKellar Limited is registered
The registered office is in Chesham (HP5), in the Buckinghamshire local authority area, South East. Show HP5 2PX on a map.
Other trade companies in HP5
- Whitley Electrical LtdElectricians
- Zpgarvies LtdInstallers
- T D Autos LtdMechanics and garages
- Hemel A1 Tyres LtdMotor traders
- Berkhamsted Motor Group LtdMotor traders
- Pleasure Hills LtdProperty developers
- Keo Driveways & Patios LtdLandscapers and gardeners
- R&D Property Partners LtdProperty developers
Also registered at this address
4 other companies use the same registered office as A I McKellar Limited.
- Ashurst Ventures LimitedProperty developers
- Happy Homes (South East) LtdPlumbers and heating engineers
- Ideal Heating & Construction LtdElectricians
- TDR Electrical LtdElectricians
What happens if A I McKellar 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 10582501
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 January 2017 (9 years ago)
- Registered office
- 3 Chiltern Court, Asheridge Road, Chesham, Buckinghamshire, HP5 2PX
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 28 February 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 Chesham
Other active building contractors registered in Chesham.
- A.P. Green Builders Limited1999
- A.Peters Ceramic Tiling Limited2006
- Adroit Construction Ltd2015
- Afe Design and Build Limited2016
- Alexander Construction Ltd.1992
- Alexson Developments Limited1984
- Apex Building and Roofing Limited2013
- Beechfield Contracts Limited2022
All building contractors in Chesham · All trades in Chesham · Builders across the UK
Frequently asked questions
When are A I McKellar Limited's accounts due?
A I McKellar Limited's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is A I McKellar Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is A I McKellar Limited still trading?
A I McKellar 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 A I McKellar Limited do?
A I McKellar Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is A I McKellar Limited?
A I McKellar Limited was incorporated on 25 January 2017, 9 years ago.
What is the penalty if A I McKellar 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 A I McKellar 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.