- Companies
- Machinery repair and installation
- Walton-on-Thames
- Alderson & Co Limited
Alderson & Co Limited
- Company number
- 08199305
- Incorporated
- 3 Sep 201214 years trading
- Registered office
- Unit 1, Leylands House, Molesey Road, Walton-on-Thames, KT12 3PW
- Nature of business
- Repair of machinery
Alderson & Co Limited is a 14-year-old private limited company registered in Walton-on-Thames, company number 08199305, one of 6 machinery repair and installation companies in Walton-on-Thames. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £4,921 (+296.3%) on the year before, to £6,582.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £43K against £36K owed within a year: 1.2 times cover.
- 1 employee on average, up from 0 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £6,582 | £5,069 | £43K | £36K | 1 |
| 30 Sep 2024 | £1,661 | £916 | £45K | £43K | 0 |
| 30 Sep 2023 | £412 | £3,592 | £41K | £41K | 0 |
| 30 Sep 2022 | -£1,629 | £13K | £38K | £40K | 0 |
| 30 Sep 2021 | -£4,068 | £8,069 | £39K | £43K | 0 |
| 30 Sep 2020 | -£34K | £7,051 | £33K | £67K | 0 |
| 30 Sep 2019 | -£53K | £10K | £42K | £95K | 0 |
| 30 Sep 2018 | -£70K | £15K | £47K | £118K | 1 |
| 30 Sep 2017 | -£69K | £6,268 | £44K | £114K | 1 |
| 30 Sep 2016 | -£47K | £7,729 | £41K | £92K |
Who runs and owns Alderson & Co Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| N*** A*** | Director | Sep 2012 |
| N*** A*** | Secretary | Sep 2012 |
Person with significant control
Where Alderson & Co Limited is registered
The registered office is in Walton-on-Thames (KT12), in the Elmbridge local authority area, South East. Show KT12 3PW on a map.
Other trade companies in KT12
- Homekeep LimitedCleaning companies
- Nina Grace Gardens LtdLandscapers and gardeners
- Verge Motors LtdMotor traders
- Warner Climate Co LtdPlumbers and heating engineers
- Comfy Rooms Air-Conditioning LtdPlumbers and heating engineers
- Robfern Truck and Trailer LtdMechanics and garages
- Lotus Windows & Doors LtdInstallers
- Fine Stitch LtdRepair services
What happens if Alderson & Co 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 08199305
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 September 2012 (14 years ago)
- Registered office
- Unit 1, Leylands House, Molesey Road, Walton-on-Thames, KT12 3PW
- Nature of business
- Repair of machinery (SIC 33120)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 22 September 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Walton-on-Thames
Other active machinery repair and installation companies registered in Walton-on-Thames.
- Geared Up Cycles Ltd2013
- K C Pipe Installations Limited2014
- Mike Dawson Racing Limited2009
- 303 Ltd2026
- Alan Rees Associates Ltd2016
All machinery repair and installation companies in Walton-on-Thames · All trades in Walton-on-Thames · Machinery repair and installation across the UK
Frequently asked questions
When are Alderson & Co Limited's accounts due?
Alderson & Co Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Alderson & Co Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Alderson & Co Limited still trading?
Alderson & Co Limited is listed as active on the Companies House register (checked 13 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 Alderson & Co Limited do?
Alderson & Co Limited is registered under Repair of machinery (SIC 33120).
How old is Alderson & Co Limited?
Alderson & Co Limited was incorporated on 3 September 2012, 14 years ago.
Who runs Alderson & Co Limited?
Alderson & Co Limited has 1 active director, the longest-serving appointed in Sep 2012. Their names and service addresses are on the Companies House register.
Who owns Alderson & Co Limited?
One person or company has significant control of Alderson & Co Limited: an individual (owns 75% or more of the shares).
What is the penalty if Alderson & Co 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 Alderson & Co Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.