- Company number
- 09293845
- Incorporated
- 4 Nov 201411 years trading
- Registered office
- 9 Schooner House, Chichester Wharf, Erith, DA8 1BF
- Nature of business
- Construction of commercial buildings
Szymon Narczynski Ltd is a 11-year-old private limited company registered in Erith, company number 09293845, one of 106 building contractors in Erith. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 Szymon Narczynski LtdOr 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 down £31K (-62.7%) on the year before, to £19K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £19K against £66 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Nov 2025 | £19K | £19K | £66 | 0 | |
| 30 Nov 2024 | £50K | £62K | £6,483 | 0 | |
| 30 Nov 2023 | £50K | £62K | £6,483 | 1 | |
| 30 Nov 2022 | £43K | £45K | £6,612 | 1 | |
| 30 Nov 2021 | £33K | £36K | £4,322 | 1 | |
| 30 Nov 2020 | £16K | £17K | £3,465 | 2 | |
| 30 Nov 2019 | £2,533 | £1,310 | £1,524 | 2 | |
| 30 Nov 2018 | £18K | £20K | £2,829 | ||
| 30 Nov 2017 | £12K | £16K | £3,665 | ||
| 30 Nov 2016 | -£4,456 | £100 |
Where Szymon Narczynski Ltd is registered
The registered office is in Erith (DA8), in the Bexley local authority area, London. Show DA8 1BF on a map.
Other trade companies in DA8
- Globaltrade321 LtdBuilders
- The Pheasant Garage (S.E.) LtdMechanics and garages
- Roman Square Group LtdBuilders
- Rigor Air Conditioning LtdPlumbers and heating engineers
- SPN Cleaning Service LtdCleaning companies
- Olivia’S Bathrooms and Kitchens LtdInstallers
- CBV Auto LtdMechanics and garages
- Abbewood LtdMotor traders
What happens if Szymon Narczynski 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 09293845
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 November 2014 (11 years ago)
- Registered office
- 9 Schooner House, Chichester Wharf, Erith, DA8 1BF
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 24 May 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Erith
Other active building contractors registered in Erith.
- T & A Building and Maintenance Ltd2021
- T J Contracts Ltd2020
- Teo Building Ltd2025
- TK Property Maintenance Ltd2020
- TV Construction and Electrical Services Ltd2025
- United Tiling (UK) Limited2011
- V Tusha Ltd2024
- Vas.General Building Ltd2026
All building contractors in Erith · All trades in Erith · Builders across the UK
Frequently asked questions
When are Szymon Narczynski Ltd's accounts due?
Szymon Narczynski Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Szymon Narczynski Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Szymon Narczynski Ltd still trading?
Szymon Narczynski 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 Szymon Narczynski Ltd do?
Szymon Narczynski Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Szymon Narczynski Ltd?
Szymon Narczynski Ltd was incorporated on 4 November 2014, 11 years ago.
What is the penalty if Szymon Narczynski 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 Szymon Narczynski 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.