- Companies
- Finishing trades
- Potters Bar
- I and S Construction Services Ltd
I and S Construction Services Ltd
- Company number
- 14544303
- Incorporated
- 16 Dec 20223 years trading
- Registered office
- C/O Michael Filiou Ltd Salisbury House, 81 High Street, Potters Bar, Hertfordshire, EN6 5AS
- Nature of business
- Other building completion and finishing
I and S Construction Services Ltd is a 3-year-old private limited company registered in Potters Bar, company number 14544303, one of 34 building finishing companies in Potters Bar. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 March 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 £26K (+14.8%) on the year before, to £204K.
- Current assets of £899K against £706K owed within a year: 1.3 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Mar 2025 | £204K | £808K | £899K | £706K | 2 |
| 30 Mar 2024 | £177K | £225K | £326K | £162K | 2 |
Where I and S Construction Services Ltd is registered
The registered office is in Potters Bar (EN6), in the Hertsmere local authority area, East of England. Show EN6 5AS on a map.
Other trade companies in EN6
- Hertfordshire Roofing and Guttering Repairs LtdRoofers
- Vata RC Frames LtdSpecialist contractors
- Avanti Airtech LimitedPlumbers and heating engineers
- Azmaj Group LtdFinishing trades
- Burbridge Roofing and Build LtdBuilders
- Roman Way Holdings LtdProperty developers
- Westshire Property Services LimitedFinishing trades
- Oska Auto LtdMechanics and garages
Shared registered office
29 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if I and S Construction Services 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Mar 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Mar 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
- 14544303
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 December 2022 (3 years ago)
- Registered office
- C/O Michael Filiou Ltd Salisbury House, 81 High Street, Potters Bar, Hertfordshire, EN6 5AS
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 March 2025
- Last confirmation statement
- 15 December 2025
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 Potters Bar
Other active building finishing companies registered in Potters Bar.
- Jarvis Re Limited2023
- JHJ Construction Ltd2019
- John Ruben Ltd2015
- KL Maintenance Ltd2022
- Lenci Ltd2023
- Mivita Limited2017
- P&L Gevelmontage Limited2011
- PMJ Cleaning Ltd2008
All building finishing companies in Potters Bar · All trades in Potters Bar · Finishing trades across the UK
Frequently asked questions
When are I and S Construction Services Ltd's accounts due?
I and S Construction Services Ltd's next accounts are due at Companies House by 30 December 2026 (in 77 days), covering the period to 30 March 2026.
When is I and S Construction Services Ltd's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is I and S Construction Services Ltd still trading?
I and S Construction Services 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 I and S Construction Services Ltd do?
I and S Construction Services Ltd is registered under Other building completion and finishing (SIC 43390).
How old is I and S Construction Services Ltd?
I and S Construction Services Ltd was incorporated on 16 December 2022, 3 years ago.
What is the penalty if I and S Construction Services 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 I and S Construction Services 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.