- Companies
- Specialist contractors
- Hatfield
- Securi-Doors Services Limited
Securi-Doors Services Limited
- Company number
- 05233894
- Incorporated
- 16 Sep 200422 years trading
- Registered office
- Unit 14 Alpha Business Park Travellers Close, North Mymms, Hatfield, AL9 7NT
- Nature of business
- Other specialised construction activities n.e.c.
Securi-Doors Services Limited is a 22-year-old private limited company registered in Hatfield, company number 05233894, one of 29 specialist construction companies in Hatfield. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Securi-Doors Services LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £9,345 (+71.6%) on the year before, to £22K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £38K against £19K owed within a year: 2.0 times cover.
- 3 employees 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 Sep 2025 | £22K | £22K | £38K | £19K | 3 |
| 30 Sep 2024 | £13K | £20K | £36K | £27K | 3 |
| 30 Sep 2023 | £15K | £20K | £33K | £24K | 3 |
| 30 Sep 2022 | £7,923 | £24K | £40K | £39K | 3 |
| 30 Sep 2021 | £1,087 | £26K | £46K | £53K | 3 |
| 30 Sep 2020 | £926 | £25K | £38K | £48K | 3 |
| 30 Sep 2019 | £104 | £26K | £45K | £59K | 3 |
| 30 Sep 2018 | £13K | £27K | £45K | £40K | |
| 30 Sep 2017 | £26K | £31K | £53K | £34K | |
| 30 Sep 2016 | £2,027 | £32K | £33K |
Where Securi-Doors Services Limited is registered
The registered office is in Hatfield (AL9), in the Welwyn Hatfield local authority area, East of England. Show AL9 7NT on a map.
Other trade companies in AL9
- DMC Equity LtdProperty developers
- Summit Air Conditioning Services LtdPlumbers and heating engineers
- Teknosa Automotive LimitedMotor traders
- Enki Construction LtdBuilders
- Queensbury ST Ippolyts LimitedBuilders
- William Douglas Acquisitions LimitedProperty developers
- LG Site Services LimitedBuilders
- Miella Construction LtdPlumbers and heating engineers
What happens if Securi-Doors Services 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
- 05233894
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 September 2004 (22 years ago)
- Registered office
- Unit 14 Alpha Business Park Travellers Close, North Mymms, Hatfield, AL9 7NT
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 25 October 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Hatfield
Other active specialist construction companies registered in Hatfield.
- SR Solutions London Ltd2023
- Terra Pfeiffer Matt Durbin JV Limited2018
- TF Gas and Heating Ltd2015
- Top88Gabi Ltd2015
- Whitebrick Studios Limited2016
- Yas Kuche Ltd2026
- Zebrano Interiors Limited2006
- BDS Films Ltd2024
All specialist construction companies in Hatfield · All trades in Hatfield · Specialist contractors across the UK
Frequently asked questions
When are Securi-Doors Services Limited's accounts due?
Securi-Doors Services 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 Securi-Doors Services 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 Securi-Doors Services Limited still trading?
Securi-Doors Services 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 Securi-Doors Services Limited do?
Securi-Doors Services Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Securi-Doors Services Limited?
Securi-Doors Services Limited was incorporated on 16 September 2004, 22 years ago.
What is the penalty if Securi-Doors Services 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 Securi-Doors Services 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.