- Companies
- Property developers
- Maidenhead
- Thedmp Consultancy Ltd
Thedmp Consultancy Ltd
- Company number
- 03596237
- Incorporated
- 10 Jul 199828 years trading
- Registered office
- 4 the Mews, Mawson Avenue, Littlewick Green, Maidenhead, SL6 3DX
- Nature of business
- Development of building projects; Buying and selling of own real estate; Management consultancy activities other than financial management; Other professional, scientific and technical activities n.e.c.
Thedmp Consultancy Ltd is a 28-year-old private limited company registered in Maidenhead, company number 03596237, one of 117 property development companies in Maidenhead. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 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 down £82K (-15.9%) on the year before, to £435K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £29K against £54K owed within a year: 0.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £435K | £12K | £29K | £54K | 0 |
| 30 Apr 2025 | £517K | £95K | £120K | £72K | 1 |
| 30 Apr 2024 | £515K | £181K | £190K | £33K | 1 |
| 30 Apr 2023 | £529K | £282K | £325K | £88K | 1 |
| 30 Apr 2022 | £466K | £199K | £249K | £80K | 1 |
| 30 Apr 2021 | £340K | £113K | £140K | £52K | 2 |
| 30 Apr 2020 | £646K | £459K | £459K | £83K | 1 |
| 30 Apr 2019 | £465K | £190K | £190K | £23K | |
| 30 Apr 2018 | £351K | £66K | £128K | £129K | |
| 30 Apr 2017 | £347K | £18K | £431K | £437K |
Where Thedmp Consultancy Ltd is registered
The registered office is in Maidenhead (SL6), in the Windsor and Maidenhead local authority area, South East. Show SL6 3DX on a map.
Other trade companies in SL6
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- 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 Thedmp Consultancy 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 03596237
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 July 1998 (28 years ago)
- Registered office
- 4 the Mews, Mawson Avenue, Littlewick Green, Maidenhead, SL6 3DX
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100)
Management consultancy activities other than financial management (SIC 70229)
Other professional, scientific and technical activities n.e.c. (SIC 74909) - Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 2 January 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
- Previous names
- SGG Sunsmile Limited (until 19 Jun 2015)
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Maidenhead
Other active property development companies registered in Maidenhead.
- Thirkleby Ltd2014
- Tinsey Home Renovations Ltd2025
- Vida Estates Ltd2018
- We Build Homes Limited2016
- Willow Real Estates Ltd2015
- WLB Contractors Limited2016
- Wpa (Southern) Ltd2024
- 4M Building and Maintenance Limited2023
All property development companies in Maidenhead · All trades in Maidenhead · Property developers across the UK
Frequently asked questions
When are Thedmp Consultancy Ltd's accounts due?
Thedmp Consultancy Ltd's next accounts are due at Companies House by 31 January 2028 (in 476 days), covering the period to 30 April 2027.
When is Thedmp Consultancy Ltd's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Thedmp Consultancy Ltd still trading?
Thedmp Consultancy 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 Thedmp Consultancy Ltd do?
Thedmp Consultancy Ltd is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100); Management consultancy activities other than financial management (SIC 70229); Other professional, scientific and technical activities n.e.c. (SIC 74909).
How old is Thedmp Consultancy Ltd?
Thedmp Consultancy Ltd was incorporated on 10 July 1998, 28 years ago.
What is the penalty if Thedmp Consultancy 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 Thedmp Consultancy 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.