- Companies
- Installers
- Porthmadog
- B & S Siting Limited
B & S Siting Limited
- Company number
- 07898952
- Incorporated
- 5 Jan 201214 years trading
- Registered office
- ST. Davids Building, Lombard Street, Porthmadog, Gwynedd, LL49 9AP
- Nature of business
- Other construction installation
B & S Siting Limited is a 14-year-old private limited company registered in Porthmadog, company number 07898952, one of the UK's installation companies (insulation, lifts, shutters and similar). Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 December 2026.
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 £16K (-17.5%) on the year before, to £77K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £137K against £80K owed within a year: 1.7 times cover.
- 5 employees on average during the year.
- Balance sheets on record for 10 years, 2015 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £77K | £18K | £137K | £80K | 5 |
| 31 Dec 2023 | £93K | £57K | £157K | £84K | 5 |
| 31 Dec 2022 | £98K | £53K | £140K | £65K | 0 |
| 31 Dec 2021 | £79K | £21K | £132K | £77K | 3 |
| 31 Dec 2020 | £132K | £77K | £164K | £57K | 3 |
| 31 Dec 2019 | £180K | £49K | £174K | £31K | 4 |
| 31 Dec 2018 | £169K | £40K | £160K | £38K | 5 |
| 31 Dec 2017 | £144K | £57K | £115K | £18K | 6 |
| 31 Dec 2016 | £172K | £77K | £191K | £67K | 5 |
| 31 Dec 2015 | £117K | £87K | £150K | £56K |
Where B & S Siting Limited is registered
The registered office is in Porthmadog (LL49), in the Gwynedd local authority area, Wales. Show LL49 9AP on a map.
Other trade companies in LL49
- D.Thomas Electrical CyfElectricians
- N Commercial LtdMotor traders
- Bricsan CyfProperty developers
- White Diamond Windows LtdGlaziers
- Porthmadog No1 Hand Car Wash LtdCleaning companies
- Dragon Drone Surveys & Inspections LimitedGroundworks and demolition
- Cu Power LtdMachinery repair and installation
- Carwyn Ap Plymio A Gwresogi CyfPlumbers and heating engineers
Also registered at this address
13 other companies use the same registered office as B & S Siting Limited.
- Bricsan CyfProperty developers
- Carwyn Ap Plymio A Gwresogi CyfPlumbers and heating engineers
- D.Thomas Electrical CyfElectricians
- E H A'i Fab Ynni Adnewyddadol & Trydanol CyfElectricians
- E.Jones Williams and Son LimitedProperty developers
- Elis Llywelyn Williams CyfPlumbers and heating engineers
- Ffenestri Dwyfor Windows CyfGlaziers
- G Jones Contracts LimitedSpecialist contractors
- N Commercial LtdMotor traders
- North West Wales Electrical LtdElectricians
- R J Jones Plumbing & Heating LtdPlumbers and heating engineers
- TK Resin Driveways LtdSpecialist contractors
- White Diamond Windows LtdGlaziers
What happens if B & S Siting 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 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 | 1 Apr 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 | 31 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
- 07898952
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 January 2012 (14 years ago)
- Registered office
- ST. Davids Building, Lombard Street, Porthmadog, Gwynedd, LL49 9AP
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 5 January 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Porthmadog
Other active installation companies (insulation, lifts, shutters and similar) registered in Porthmadog.
- Miri Building Services Ltd2012
- PLW Construction Limited2012
- Arkay Contractors Limited2012
- Whittam Cornish Windows & Doors Limited2012
- Portico Stone Limited2012
- Kaja Steel Services Limited2012
- Mainpride Loft Conversions Limited2012
- Abl Plastics Limited2012
All installation companies (insulation, lifts, shutters and similar) in Porthmadog · All trades in Porthmadog · Installers across the UK
Frequently asked questions
When are B & S Siting Limited's accounts due?
B & S Siting Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is B & S Siting Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 December 2025, due by 31 December 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is B & S Siting Limited still trading?
B & S Siting 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 B & S Siting Limited do?
B & S Siting Limited is registered under Other construction installation (SIC 43290).
How old is B & S Siting Limited?
B & S Siting Limited was incorporated on 5 January 2012, 14 years ago.
What is the penalty if B & S Siting 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 B & S Siting 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.