- Companies
- Groundworks and demolition
- Leeds
- Demtech Services Leeds Ltd
Demtech Services Leeds Ltd
- Company number
- 12418041
- Incorporated
- 22 Jan 20206 years trading
- Registered office
- 21 Stephenson Way, Stephenson Way, Leeds, LS12 5RT
- Nature of business
- Demolition
Demtech Services Leeds Ltd is a 6-year-old private limited company registered in Leeds, company number 12418041, one of 32 groundworks and demolition companies in Leeds. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £130K (+114.7%) on the year before, to £243K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £121K against £44K owed within a year: 2.8 times cover.
- 4 employees on average, up from 3 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £243K | £57K | £121K | £44K | 4 |
| 31 Jan 2024 | £113K | £40K | £175K | £122K | 3 |
| 31 Jan 2023 | £7,121 | £0 | £0 | £59 | 1 |
| 31 Jan 2022 | £4,734 | £91 | £18K | £23K | 2 |
| 31 Jan 2021 | £15K | £2,135 | £23K | £19K | 2 |
Where Demtech Services Leeds Ltd is registered
The registered office is in Leeds (LS12), in the Leeds local authority area, Yorkshire and The Humber. Show LS12 5RT on a map.
Other trade companies in LS12
- Ndka Investment LimitedMotor traders
- Jaw Groundworks LimitedLandscapers and gardeners
- Ivaniel Cleaning LimitedCleaning companies
- Mo Motorz LtdMotor traders
- M&A Sparkle LtdCleaning companies
- Afaaks International LtdProperty developers
- Gurmehar Motors LtdMotor traders
- Douglas Plumbing & Heating LtdPlumbers and heating engineers
Also registered at this address
2 other companies use the same registered office as Demtech Services Leeds Ltd.
- Anti Drone Security Services LtdSpecialist contractors
- Dismantle LtdBuilders
What happens if Demtech Services Leeds 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 12418041
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 January 2020 (6 years ago)
- Registered office
- 21 Stephenson Way, Stephenson Way, Leeds, LS12 5RT
- Nature of business
- Demolition (SIC 43110)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 26 July 2026
- Previous names
- Atp Contract Services Ltd (until 8 Mar 2023)
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Leeds
Other active groundworks and demolition companies registered in Leeds.
- F. Hardwick Limited1997
- Farrelly Ltd2017
- Grab 'N' Go Leeds Ltd2023
- Hookstone Demolition Group Ltd2026
- Hutchinson Tate Networks Limited2021
- Ioro Demolition Services Ltd2025
- J Hanson Groundworks Ltd2020
- Jennings of Pudsey Limited2018
All groundworks and demolition companies in Leeds · All trades in Leeds · Groundworks and demolition across the UK
Frequently asked questions
When are Demtech Services Leeds Ltd's accounts due?
Demtech Services Leeds Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Demtech Services Leeds Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Demtech Services Leeds Ltd still trading?
Demtech Services Leeds 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 Demtech Services Leeds Ltd do?
Demtech Services Leeds Ltd is registered under Demolition (SIC 43110).
How old is Demtech Services Leeds Ltd?
Demtech Services Leeds Ltd was incorporated on 22 January 2020, 6 years ago.
What is the penalty if Demtech Services Leeds 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 Demtech Services Leeds 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.