- Companies
- Finishing trades
- Maidenhead
- Thameside Build Limited
Thameside Build Limited
- Company number
- 05659699
- Incorporated
- 21 Dec 200520 years trading
- Registered office
- Simms Cottage Mill Lane, Hurley, Maidenhead, SL6 5ND
- Nature of business
- Other building completion and finishing
Thameside Build Limited is a 20-year-old private limited company registered in Maidenhead, company number 05659699, one of 45 building finishing companies in Maidenhead. Its next accounts are due at Companies House on 25 September 2027, and the CT600 for the period to 25 December 2026 is due at HMRC on 25 December 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 £151 (+7.5%) on the year before, to £2,159.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £2,994 against £2,964 owed within a year: 1.0 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 |
|---|---|---|---|---|---|
| 31 Dec 2025 | £2,159 | £2,605 | £2,994 | £2,964 | 1 |
| 31 Dec 2024 | £2,008 | £4,607 | £5,119 | 1 | |
| 31 Dec 2023 | £3,595 | £4,817 | £4,664 | 1 | |
| 31 Dec 2022 | £15K | £14K | £3,685 | 1 | |
| 31 Dec 2021 | £8,101 | £19K | £15K | 1 | |
| 31 Dec 2020 | -£14K | £2,027 | £21K | 1 | |
| 31 Dec 2019 | -£15K | £164 | £20K | 1 | |
| 31 Dec 2018 | -£4,838 | £1,431 | £10K | 1 | |
| 31 Dec 2017 | -£15K | £2,351 | £23K | 1 | |
| 31 Dec 2016 | -£17K | £7,740 | £30K | 1 |
Where Thameside Build Limited is registered
The registered office is in Maidenhead (SL6), in the Windsor and Maidenhead local authority area, South East. Show SL6 5ND on a map.
Other trade companies in SL6
- B&M Cleaning Solutions LtdCleaning companies
- CC Garden Builds LtdBuilders
- Austin Groundwork Surfaces LimitedGroundworks and demolition
- Woodnest Interiors LtdJoiners and carpenters
- Carizmatic Company LimitedMotor traders
- Sakura Electrical LtdElectricians
- Elite Autos & Tyres LtdMotor traders
- Bigfrith End LtdSpecialist contractors
What happens if Thameside Build 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 25 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Sep 2027 to 25 Oct 2027 | £150 |
| 1 to 3 months late | 26 Oct 2027 to 25 Dec 2027 | £375 |
| 3 to 6 months late | 26 Dec 2027 to 25 Mar 2028 | £750 |
| More than 6 months late | From 26 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 26 Dec 2027 | £200 |
| 3 months late | 25 Mar 2028 | another £200 |
| 6 months late | 25 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 25 Dec 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
- 05659699
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 December 2005 (20 years ago)
- Registered office
- Simms Cottage Mill Lane, Hurley, Maidenhead, SL6 5ND
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 25 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 21 December 2025
- Previous names
- Down to Earth Electrical Contractors Limited (until 1 Jul 2008)
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Maidenhead
Other active building finishing companies registered in Maidenhead.
- Thrift Homes Ltd2021
- Tommy Carter Building Services Limited2015
- Torus Renovations Ltd2019
- Unique London Design & Build Limited2017
- Unite Building Limited2023
- Vna Property Ltd2022
- Zohasa Limited2025
- A C Services (Marlow) Ltd2011
All building finishing companies in Maidenhead · All trades in Maidenhead · Finishing trades across the UK
Frequently asked questions
When are Thameside Build Limited's accounts due?
Thameside Build Limited's next accounts are due at Companies House by 25 September 2027 (in 347 days), covering the period to 25 December 2026.
When is Thameside Build Limited's CT600 due?
The CT600 for the period to 25 December 2026 is due at HMRC by 25 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 26 September 2027.
Is Thameside Build Limited still trading?
Thameside Build 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 Thameside Build Limited do?
Thameside Build Limited is registered under Other building completion and finishing (SIC 43390).
How old is Thameside Build Limited?
Thameside Build Limited was incorporated on 21 December 2005, 20 years ago.
What is the penalty if Thameside Build 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 Thameside Build 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.