- Companies
- Builders
- Gillingham
- Ian Marks Building Ltd
Ian Marks Building Ltd
- Company number
- 07831945
- Incorporated
- 2 Nov 201114 years trading
- Registered office
- 9 Bryony Gardens, Gillingham, Dorset, SP8 4TR
- Nature of business
- Construction of domestic buildings
Ian Marks Building Ltd is a 14-year-old private limited company registered in Gillingham, company number 07831945, one of 162 building contractors in Gillingham. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £948 (+0.7%) on the year before, to £144K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £149K against £104K owed within a year: 1.4 times cover.
- 1 employee on average during the year.
- 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 Nov 2025 | £144K | £149K | £104K | 1 | |
| 30 Nov 2024 | £143K | £139K | £75K | 1 | |
| 30 Nov 2023 | £131K | £151K | £68K | 1 | |
| 30 Nov 2022 | £156K | £180K | £71K | 1 | |
| 30 Nov 2021 | £80K | £145K | £53K | 1 | |
| 30 Nov 2020 | £59K | £127K | £40K | 1 | |
| 30 Nov 2019 | £50K | £111K | £87K | 1 | |
| 30 Nov 2018 | £73K | £113K | £75K | ||
| 30 Nov 2017 | £45K | £71K | £63K | ||
| 30 Nov 2016 | £4 | £36K | £41K | £65K |
Who runs and owns Ian Marks Building Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| I*** M*** | Director | Nov 2011 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| B*** K*** | Director | Nov 2011 | Nov 2011 |
Person with significant control
Where Ian Marks Building Ltd is registered
The registered office is in Gillingham (SP8), in the Dorset local authority area, South West. Show SP8 4TR on a map.
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- Crestmoor Construction LtdCivil engineering
- Smart Auto Spa - Wincanton LtdMachinery repair and installation
- 5374 LtdMachinery repair and installation
- Foxes Air Conditioning LtdPlumbers and heating engineers
- BB Motor Company MOT Centre LtdMechanics and garages
- Biocool Energy LimitedPlumbers and heating engineers
Also registered at this address
5 other companies use the same registered office as Ian Marks Building Ltd.
- Camelot Builders LimitedBuilders
- Castle Carpentry & Building Contractors LtdBuilders
- Elevate Building & Renovations LtdBuilders
- L.M.S. Commercials LimitedMechanics and garages
- S.E.Burt Plumbing & Heating LtdPlumbers and heating engineers
What happens if Ian Marks Building 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 07831945
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 November 2011 (14 years ago)
- Registered office
- 9 Bryony Gardens, Gillingham, Dorset, SP8 4TR
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 2 November 2025
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 Gillingham
Other active building contractors registered in Gillingham.
- Iron and Oak Contracting Ltd2026
- Ivi Alltask Ltd2025
- Jarvis Builders Ltd2026
- JCJ Quality Builders Limited2025
- JHL Contracts (Kent) Limited2022
- Jon Whitmarsh Limited2000
- K.G. Property Limited2015
- Kana Builders Ltd2025
All building contractors in Gillingham · All trades in Gillingham · Builders across the UK
Frequently asked questions
When are Ian Marks Building Ltd's accounts due?
Ian Marks Building Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Ian Marks Building Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Ian Marks Building Ltd still trading?
Ian Marks Building 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 Ian Marks Building Ltd do?
Ian Marks Building Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Ian Marks Building Ltd?
Ian Marks Building Ltd was incorporated on 2 November 2011, 14 years ago.
Who runs Ian Marks Building Ltd?
Ian Marks Building Ltd has 1 active director, the longest-serving appointed in Nov 2011. Their names and service addresses are on the Companies House register.
Who owns Ian Marks Building Ltd?
One person or company has significant control of Ian Marks Building Ltd: an individual (has significant influence or control).
What is the penalty if Ian Marks Building 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 Ian Marks Building 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.