- Companies
- Plumbers and heating engineers
- Guildford
- A.S.L. Limited
A.S.L. Limited
- Company number
- 03648095
- Incorporated
- 12 Oct 199828 years trading
- Registered office
- Units 20-21 Enterprise Park, Moorfield Road, Guildford, Surrey, GU1 1RB
- Nature of business
- Plumbing, heat and air-conditioning installation
A.S.L. Limited is a 28-year-old private limited company registered in Guildford, company number 03648095, one of 63 plumbing and heating companies in Guildford. Its next accounts are due at Companies House on 28 July 2027, and the CT600 for the period to 28 October 2026 is due at HMRC on 28 October 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 down £13K (-2%) on the year before, to £628K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £336K against £52K owed within a year: 6.4 times cover.
- 20 employees on average, down from 22 the year before.
- 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 |
|---|---|---|---|---|---|
| 31 Oct 2025 | £628K | £336K | £52K | 20 | |
| 31 Oct 2024 | £641K | £476K | £201K | 22 | |
| 31 Oct 2023 | £647K | £191K | £511K | £321K | 16 |
| 31 Oct 2022 | £504K | £69K | £386K | £240K | 16 |
| 31 Oct 2021 | £376K | £158K | £314K | £208K | 20 |
| 31 Oct 2020 | £256K | £217K | £326K | £192K | 20 |
| 31 Oct 2019 | £217K | £67K | £261K | £182K | 20 |
| 31 Oct 2018 | £160K | £41K | £321K | £291K | 20 |
| 31 Oct 2017 | £216K | £7,537 | £247K | £193K | 20 |
| 31 Oct 2016 | £275K | £316K | £263K | 20 |
Public contracts won
A.S.L. Limited has one public sector contract award on record; the ones with their own published value total £37K (2022). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Guildford Borough Council | Emergency drainage works - Guildford Spectrum, Parkway, Guildford Surrey GU1 1UP | £37K | 7 Dec 2022 |
Where A.S.L. Limited is registered
The registered office is in Guildford (GU1), in the Guildford local authority area, South East. Show GU1 1RB on a map.
Other trade companies in GU1
- TWR Workshop LtdRepair services
- RTT Homes LimitedBuilders
- Centre Point Electrical LtdElectricians
- Maple Hill Property LtdProperty developers
- Harson Concord LtdProperty developers
- Corepoint Data Centres LtdProperty developers
- NHQ Developments LtdSpecialist contractors
- MKM Facilities LtdFinishing trades
What happens if A.S.L. 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 28 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jul 2027 to 28 Aug 2027 | £150 |
| 1 to 3 months late | 29 Aug 2027 to 28 Oct 2027 | £375 |
| 3 to 6 months late | 29 Oct 2027 to 28 Jan 2028 | £750 |
| More than 6 months late | From 29 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Oct 2027 | £200 |
| 3 months late | 28 Jan 2028 | another £200 |
| 6 months late | 28 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Oct 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
- 03648095
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 October 1998 (28 years ago)
- Registered office
- Units 20-21 Enterprise Park, Moorfield Road, Guildford, Surrey, GU1 1RB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 28 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 12 October 2025
- Charges (mortgages)
- 2 outstanding of 2 registered
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Guildford
Other active plumbing and heating companies registered in Guildford.
- Ace Heating and Plumbing Ltd2012
- Aquagas Heating & Plumbing Ltd2015
- Aquatech Plumbing Services Ltd2016
- Ashby Gas Services Ltd.2012
- Bailey Plumbing & Heating (UK) Ltd2014
- Blue Artech Limited2024
- Bog Busters Facilities Limited2010
- Calibre Energy Solutions Ltd2017
All plumbing and heating companies in Guildford · All trades in Guildford · Plumbers and heating engineers across the UK
Frequently asked questions
When are A.S.L. Limited's accounts due?
A.S.L. Limited's next accounts are due at Companies House by 28 July 2027 (in 288 days), covering the period to 28 October 2026.
When is A.S.L. Limited's CT600 due?
The CT600 for the period to 28 October 2026 is due at HMRC by 28 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 29 July 2027.
Is A.S.L. Limited still trading?
A.S.L. 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 A.S.L. Limited do?
A.S.L. Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is A.S.L. Limited?
A.S.L. Limited was incorporated on 12 October 1998, 28 years ago.
Has A.S.L. Limited won public sector contracts?
Yes. A.S.L. Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £37K), most recently from Guildford Borough Council.
What is the penalty if A.S.L. 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 A.S.L. 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.