- Companies
- Installers
- Stevenage
- L & M Av Ltd
L & M Av Ltd
- Company number
- 17312341
- Incorporated
- 1 Jul 2026
- Registered office
- Stevendale House, Primett Road, Stevenage, SG1 3EE
- Nature of business
- Other construction installation
L & M Av Ltd is a newly incorporated private limited company registered in Stevenage, company number 17312341, one of 63 installation companies (insulation, lifts, shutters and similar) in Stevenage. Its next accounts are due at Companies House on 1 April 2028, and its first CT600 is due at HMRC on 30 June 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
File the first 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 L & M Av 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.
Where L & M Av Ltd is registered
The registered office is in Stevenage (SG1), in the Stevenage local authority area, East of England. Show SG1 3EE on a map.
Other trade companies in SG1
- Masterplumbing&Heating LtdPlumbers and heating engineers
- Ohiggins Property Solutions LtdProperty developers
- Bird Detailing LtdCleaning companies
- Tedted Engineering LtdMechanics and garages
- DSS Facilities LtdFacilities management
- Macala Engineering LimitedSpecialist contractors
- Regency Detailing LtdMechanics and garages
- Ashtons Property Group LtdProperty developers
Shared registered office
53 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 L & M Av 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 1 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 2 Apr 2028 to 1 May 2028 | £150 |
| 1 to 3 months late | 2 May 2028 to 1 Jul 2028 | £375 |
| 3 to 6 months late | 2 Jul 2028 to 1 Oct 2028 | £750 |
| More than 6 months late | From 2 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 2029 | 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
- 17312341
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 July 2026
- Registered office
- Stevendale House, Primett Road, Stevenage, SG1 3EE
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
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 Stevenage
Other active installation companies (insulation, lifts, shutters and similar) registered in Stevenage.
- L C Gas Services Limited2025
- Lescarbon Ltd2023
- Lixen Interiors Ltd2024
- LSJ Events Limited2024
- Metalcraft Fabrication Limited1997
- MGS Contracts Group Ltd2026
- MJGM Productions Limited2024
- MKT General Services Ltd2024
All installation companies (insulation, lifts, shutters and similar) in Stevenage · All trades in Stevenage · Installers across the UK
Frequently asked questions
When are L & M Av Ltd's accounts due?
L & M Av Ltd's next accounts are due at Companies House by 1 April 2028 (in 536 days), covering the period to 31 July 2027.
When is L & M Av Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 30 June 2027, due by 30 June 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is L & M Av Ltd still trading?
L & M Av 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 L & M Av Ltd do?
L & M Av Ltd is registered under Other construction installation (SIC 43290).
How old is L & M Av Ltd?
L & M Av Ltd was incorporated on 1 July 2026, less than a year ago.
What is the penalty if L & M Av 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 L & M Av 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.