- Company number
- 10707793
- Incorporated
- 4 Apr 20179 years trading
- Registered office
- 1 Thames Side, Windsor, Berkshire, SL4 1QN
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Buying and selling of own real estate
Lavignac Ltd is a 9-year-old private limited company registered in Windsor, company number 10707793, one of 66 building contractors in Windsor. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 Lavignac 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 £18K (-41.1%) on the year before, to -£62K.
- Net assets rose in 2 of 7 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | -£62K | 1 | |||
| 31 Jul 2024 | -£44K | £1,280 | £7,239 | £51K | 1 |
| 31 Jul 2023 | -£54K | £45 | £5,954 | £60K | 1 |
| 31 Jul 2022 | -£86K | £51 | £5,353 | £91K | 2 |
| 31 Jul 2021 | -£57K | £950 | £6,487 | £63K | 1 |
| 31 Jul 2020 | -£37K | £29 | £1,788 | £38K | 0 |
| 31 Jul 2019 | -£9,533 | £11K | |||
| 31 Jul 2018 | £1 |
Where Lavignac Ltd is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 1QN on a map.
Other trade companies in SL4
- A3 Hand Car Wash and Valeting Center LimitedCleaning companies
- Time Watch Repair Watford LtdRepair services
- Mobile Tyre Services 24/7 LtdMechanics and garages
- Hullscrub Thames LtdCleaning companies
- Black Rose Automotive Group LtdMotor traders
- Maldec Hatchet Farm LimitedProperty developers
- Pinehill Homes Partnerships LtdProperty developers
- Heatsense Renewables LtdElectricians
Also registered at this address
2 other companies use the same registered office as Lavignac Ltd.
- Bridgend Golf Club LimitedProperty developers
- Larodde LtdProperty developers
What happens if Lavignac 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 10707793
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 April 2017 (9 years ago)
- Registered office
- 1 Thames Side, Windsor, Berkshire, SL4 1QN
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Buying and selling of own real estate (SIC 68100) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 11 October 2025
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 Windsor
Other active building contractors registered in Windsor.
- Lifestyles Homes Limited2002
- Louis Carlsen Build & Renovation Limited2020
- Luxtract Ltd2025
- M D West Building Services Ltd2026
- Manning Building & Developments Limited2013
- Maybach Building & Property Maintenance Ltd2020
- Maz Electrical and Building Solutions Ltd2024
- Moorland Heritage Limited2022
All building contractors in Windsor · All trades in Windsor · Builders across the UK
Frequently asked questions
When are Lavignac Ltd's accounts due?
Lavignac Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Lavignac Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Lavignac Ltd still trading?
Lavignac 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 Lavignac Ltd do?
Lavignac Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Buying and selling of own real estate (SIC 68100).
How old is Lavignac Ltd?
Lavignac Ltd was incorporated on 4 April 2017, 9 years ago.
What is the penalty if Lavignac 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 Lavignac 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.